Abrégé

A subsea assembly includes a mudmat formed using a composite material within a first mold and a mounting base, coupled to the mudmat, formed using the composite material within a second mold. The subsea assembly further includes one or more metallic components coupled to apertures formed in at least one of the mudmat or the mounting base, the one or more metallic components associated with one or more cathodic protection systems. The mudmat and the mounting base including physical dimensions and one or more component coupling features particularly selected based, at least in part, on one or more operating conditions and the composite material.

Classes IPC  ?

• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• E02B 17/00 - Iles artificielles montées sur pilotis ou supports similaires, p. ex. plates-formes sur pieds extensiblesProcédés de construction de celles-ci
• E02D 27/52 - Fondations submergées
• E21B 33/037 - Enceintes protectrices pour têtes de puits

Abrégé

A subsea assembly includes a mudmat formed using a composite material within a first mold and a mounting base, coupled to the mudmat, formed using the composite material within a second mold. The subsea assembly further includes one or more metallic components coupled to apertures formed in at least one of the mudmat or the mounting base, the one or more metallic components associated with one or more cathodic protection systems. The mudmat and the mounting base including physical dimensions and one or more component coupling features particularly selected based, at least in part, on one or more operating conditions and the composite material.

Classes IPC  ?

• E21B 15/02 - Supports pour la machine de forage, p. ex. tours de forage ou mâts de forage spécialement adaptés au forage sous l'eau
• B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir

Abrégé

A tubing hanger comprising an annulus communication cavity and an annulus isolation device (AID) disposed within the cavity. The AID is operable to move between a closed position in which fluid communication to a downhole annulus via the cavity is prevented and an open position in fluid communication to the downhole annulus via the cavity is permitted. A metal sleeve surrounds the AID and is disposed between the AID and a surface defining the cavity. The AID further comprises one or more metal seal elements that form a dynamic metal-to-metal (MtM) seal with the metal sleeve. The present disclosure also relates to the metal seal element.

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

A method, system and apparatus for locating an end of at least one cable protecting element at a predetermined location with respect to an inner surface of an outer wall of a subsea module housing are disclosed. The apparatus comprises a support body comprising a first body end region, securable to an outer wall of a subsea module housing, and a further body end region, opposite the first body end region, comprising a first open mouth distal from the first end body region, a further open mouth closer to the first body end region than the first open mouth, and an inner surface extending between the first open mouth and the further open mouth, the inner surface defining a hollow channel for receiving at least one cable protecting element; wherein the further body end region is configured to receive at least one securing element that, when located in the further body end region, provides a clamping force to an outer surface of the at least one cable protecting element when the at least one cable protecting element is located in the hollow channel, wherein the support body further comprises at least one fluid communication opening, in at least one outer wall of the support body located between the further open mouth and the first body end region, for allowing fluid to flow into and out of an internal region that is at least partially surrounded by the at least one outer wall of the support body.

Classes IPC  ?

• H02G 1/10 - Méthodes ou appareils spécialement adaptés à l'installation, entretien, réparation, ou démontage des câbles ou lignes électriques pour poser les câbles, p. ex. appareils de pose sur véhicule dans ou sur l'eau
• H02G 9/02 - Installations de lignes ou de câbles électriques dans ou sur la terre ou sur l'eau tendus directement dans ou sur le sol, lit de rivière ou fond de merLeur recouvrement, p. ex. tuiles
• H02G 15/007 - Dispositifs pour atténuer la contrainte mécanique
• E21B 17/02 - AccouplementsJoints
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
• H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
• H02G 15/013 - Moyens d'étanchéité pour entrées de câble

Abrégé

A frame, for example a carrier frame, for use in a subsea environment. The frame may include a hollow body configured to receive a plurality of service lines. The hollow body is made up of two or more parts made of a polymer. A method of manufacturing a frame is also provided in which the two or more parts of the hollow body are made by additive manufacturing.

Classes IPC  ?

• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• B33Y 80/00 - Produits obtenus par fabrication additive
• E21B 17/02 - AccouplementsJoints

Abrégé

A pump system comprises a longitudinal axis and a plurality of pump stages. Each pump stage comprises a rotary component rotatable about the longitudinal axis, a fluid inlet, a fluid outlet, and a main fluid flow path for fluid to flow from the fluid inlet to the fluid outlet. The rotary component extends radially into the main fluid flow path and is drivable to rotate about the longitudinal axis so as to impart a force to fluid in the main flow path. The rotary component of each of the plurality of pump stages is separately drivable so as to be able to rotate at a different speed from the rotary components of the other pump stages. The pump system further comprises a cooling passage, where the first pump stage is configured to pump fluid through the cooling passage to deliver the fluid to the other pump.

Classes IPC  ?

• F04D 1/06 - Pompes multiétagées
• F04D 13/10 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée adaptés pour l'utilisation dans les forages de mine
• F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur

Abrégé

A method of manufacturing a pipe (10) comprises providing a first tubular member (12) comprising a composite with conductive non-metallic elements (14) mixed into a thermoplastic polymer, and the second tubular member (16) comprising a thermoplastic polymer, disposing one of the tubular members around the other, and heating the conductive non-metallic elements (14) to partially melt and thereby bond the two tubular member (12, 16) to one another. Also provided is a pipe (10). The conductive non-metallic elements (14) may comprise carbon fibre, graphite, graphene, carbon nanotubes, black phosphorus, selenium, boron, silicon, germanium, arsenic, antimony, and tellurium. A third tubular member (126) made of thermoplastic may be provided and around which the first tubular member (12) is provided. One tubular member may be extruded or wound helically as a tape to dispose it onto another tubular member.

Classes IPC  ?

• B29C 65/36 - Assemblage d'éléments préformésAppareils à cet effet par chauffage, avec ou sans pressage avec des éléments chauffés qui restent dans le joint, p. ex. un "élément de soudage perdu" chauffés par induction
• B29C 65/50 - Assemblage d'éléments préformésAppareils à cet effet en utilisant des adhésifs utilisant des rubans adhésifs
• B29K 507/02 - Bore
• B29K 507/04 - Carbone
• B29K 507/00 - Utilisation d'éléments autres que les métaux comme matière de remplissage
• B29L 23/00 - Objets tubulaires

Abrégé

A wellbore system includes a running tool and a cartridge. The running tool includes a slot extending radially into the running tool and a load shoulder. The cartridge is configured to couple to the running tool and circumferentially surrounds the running tool about a tool axis. The cartridge includes an opening extending radially into the cartridge, a coupling slot arranged along an outer profile of the cartridge, and a contact face. The cartridge is positioned on the load shoulder such that the load shoulder blocks axial downward movement of the cartridge along the tool axis and the cartridge is coupled to the running tool via one or more keys extending into both the opening and the slot.

Classes IPC  ?

• E21B 17/02 - AccouplementsJoints

Abrégé

A system to be used with a subsea well or completion installation can include a non-oriented tubing hanger adapter bushing (THAB) to be associated with a sleeve and a full-bore tubing head spool (FBTHS) of the subsea well or completion installation. An externally activated key of the FBTHS can engage with a helical groove associated with the sleeve and with the non-oriented THAB to enable self-orientation of a tubing hanger independent of an external orientation application based in part on a blowout preventer (BOP).

Classes IPC  ?

• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau
• E21B 41/04 - Manipulateurs pour opérations sous l'eau, p. ex. reliés temporairement aux têtes de puits

Abrégé

A subsea pumping and booster system. The system comprises a pumping unit including two electric submersible pumps (ESPs) that are electrically connected by a parallel electrical connection having a first branch and a second branch extending to a respective one of the ESPs. The branches each comprise temperature sensors. The temperature sensors can be used to determine the currents being drawn by each ESP to improve the health and efficiency monitoring of the system. A related method and floating production storage and offloading (FPSO) unit connected to the system is also described.

Classes IPC  ?

• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 47/07 - Température

Abrégé

A method and apparatus for locating respective end regions of wires of an armour layer of a segment of flexible pipe body at a respective desired positions in an end fitting, and apparatus for terminating a segment of flexible pipe body in an end fitting are disclosed. The method comprises providing an annular element radially around an exposed region of an armour layer, of flexible pipe body, that comprises a plurality of wires; locating the annular element against a terminal end of a first collar member disposed radially around the armour layer; bending the wires away from a longitudinal axis of the flexible pipe body against a guiding surface of the annular element, at a predetermined location; urging the annular element away from the first collar member in a first direction; and gripping the wires between an abutment region of the guiding surface and a cooperating abutment surface of a further collar member thereby locating respective end regions of the wires at respective desired positions in an end fitting.

Classes IPC  ?

• F16L 55/00 - Dispositifs ou accessoires à utiliser avec, ou en liaison avec, les tuyaux ou les systèmes de tuyaux
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A cable assembly (4) is provided which includes: a cable (10) having a longitudinal axis (X-X); a sleeve (50) extending around an outer circumference (34) of the cable (10); a first moulding (60); and a second moulding (62). The sleeve has: a first axial side (52); a second axial side (54) spaced from the first axial side (52); and a radially outer cylindrical surface (56) extending from the first axial side (52) to the second axial side (54), wherein the first moulding (60) extends from the first axial side (52) along the cable (10), wherein the second moulding (62) extends from the second axial side (54) along the cable (10). An assembly (2) comprising: a housing (6) having an opening (8) therein; and a cable assembly (4), the cable (10) extending into the housing (6) through the opening (8) is also provided.

Classes IPC  ?

• H02G 3/08 - Boîtes de distributionBoîtes de connexion ou de dérivation
• H02G 15/013 - Moyens d'étanchéité pour entrées de câble
• H02G 15/14 - Jonctions de câbles protégées par des coffrets, p. ex. par des boîtes de distribution, de connexion ou de jonction pour transformateurs, bobines de charge ou amplificateurs incorporés spécialement adaptés pour câbles sous-marins
• H02G 15/00 - Accessoires de câbles

Abrégé

A subsea heat bank for thermally insulating one or more elements of a subsea installation. The heat bank comprises an external casing enclosing an internal space, one or more elements of the subsea installation received in the internal space and arranged such that seawater in the internal space surrounds them, and at least one heat storing member provided in the internal space for increasing the heat-storing capacity of the heat bank. The heat storing member comprising a phase change material (PCM) that has a melting point which is below that of the flow temperature of the well fluid and above the hydrate formation temperature of the well fluid.

Classes IPC  ?

• E21B 36/00 - Aménagements pour le chauffage, le refroidissement ou l'isolation dans les trous de forage ou dans les puits, p. ex. pour être utilisés dans les zones de permagel

Abrégé

A method and apparatus of determining a predetermined parameter of an optical signal in a subsea communication network, and a subsea system for transmitting communication signals to subsea hydrocarbon production equipment are disclosed. The method comprises the steps of receiving an input signal at a first subsea module that is located at a first subsea location; and transmitting an unattenuated optical signal that is responsive to the input signal through a variable optical attenuator that is disposed at the first subsea module, thereby determining a predetermined parameter of a received optical signal at a further subsea module that is located at a further subsea location that is spaced apart from the first subsea location.

Classes IPC  ?

• H04B 10/27 - Dispositions pour la mise en réseau
• H04B 10/564 - Commande de la puissance
• E21B 47/135 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage par énergie électromagnétique, p. ex. gammes de fréquence radio utilisant des ondes lumineuses, p. ex. ondes infrarouges ou ultraviolettes

Abrégé

A system (2) for use with a fluid, the system (2) comprising: a rotary component (23) mounted by a bearing (30) for rotation around an axis (X-X), the rotary component (23) comprising one or more rotor blades (24); a fluid inlet (20); a fluid outlet (22) axially spaced from the fluid inlet (20); a main fluid flow path (18) for fluid to flow from the fluid inlet (20) to the fluid outlet (22), the one or more rotor blades (24) extending radially into the main fluid flow path (18); a chamber (42) extending radially outwardly from the main fluid flow path (18) and housing power features to cause the rotary component (23) to rotate such that the one or more rotor blades (24) impart a force to the fluid in the main flow path (18); and a conduit (40) with an inlet positioned radially outward of the main fluid flow path (18) and in fluid communication with the chamber (42), the conduit (40) configured to direct fluid which has escaped into the chamber (42) from the main fluid flow path (18) to the bearing (30) to cool the bearing (30).

Classes IPC  ?

• F04D 3/00 - Pompes à flux axial
• F04D 29/047 - Paliers hydrostatiquesPaliers hydrodynamiques
• F04D 29/06 - Lubrification
• F04D 29/44 - Moyens de guidage du fluide, p. ex. diffuseurs
• F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
• F04D 13/06 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité

Abrégé

In at least one embodiment, a system for a re-entry tool to be used with oilfield equipment is disclosed. A stinger that includes flushing holes to enable fluid for flushing through the re-entry tool and into one or more of an Xmas tree head, tubing hanger, or crown plug, is provided in the system. The system includes one or more sleeves external to the stringer. The one or more sleeves include flushing slots to enable circulation of the fluid from the Xmas tree head, tubing hanger, or crown plug to an external environment relative to the Xmas tree head.

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 47/06 - Mesure de la température ou de la pression

Abrégé

A system (200) for a re-entry tool (202) to be used with oilfield equipment is disclosed. A stinger (204B) that includes flushing holes (208) to enable fluid for flushing through the re-entry tool and into one or more of an Xmas tree head (110), tubing hanger (104), or crown plug (116), is provided in the system. The system (200) includes one or more sleeves (204d, 226, 228, 232) external to the stringer (204B). The one or more sleeves include flushing slots (210) to enable circulation of the fluid from the Xmas tree head (110), tubing hanger (104), or crown plug (116) to an external environment relative to the Xmas tree head (110).

Classes IPC  ?

• E21B 19/00 - Manipulation de tiges, tubages, tubes ou autre objets analogues à l'extérieur du trou de forage, p. ex. dans la tour de forageAppareils pour faire avancer les tiges ou les câbles
• E21B 21/00 - Procédés ou appareils pour nettoyer les trous de forage par jet de fluide, p. ex. en utilisant l'air d'échappement du moteur
• E21B 23/00 - Appareils pour déplacer, mettre en place, verrouiller, libérer ou retirer, les outils, les packers ou autres éléments dans les trous de forage
• E21B 37/00 - Procédés ou appareils pour nettoyer les trous de forage ou les puits

Abrégé

A method and apparatus for modifying a composition of annulus fluid in at least one annulus region of a flexible pipe, and a flexible pipe are disclosed. The method comprises providing at least one alert signal indicating that a predetermined condition is satisfied associated with an annulus region in flexible pipe body of a flexible pipe; responsive to each alert signal, actuating at least one pump element selectively in fluid communication with a plurality of containers each holding a respective source of a respective counteractive fluid that is a fluid that counteracts a respective predetermined fluid condition; and providing at least one counteracting fluid into the annulus region thereby modifying a composition of annulus fluid in the annulus region.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 11/20 - Manches à double-paroi
• F16L 33/28 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches pour des manches ayant une extrémité en forme de collet ou de bride radiaux
• F16L 39/00 - Raccords ou accessoires de raccordement pour tuyaux à double paroi ou à canaux multiples ou pour assemblages de tuyaux

Abrégé

A subsea module locatable at a subsea location, a method of storing data at the subsea module, and a method of providing performance related data to a topside node of a communication network are disclosed. The method of storing data at a subsea module comprises the steps of: determining that at least one predetermined event has occurred and a respective time of occurrence; at a first sampling rate and at least subsequent to said time of occurrence, repeatedly determining a value for each of at least one performance parameter associated with a subsea module at a subsea location; for each occurrence, storing key record values indicative of determined values for said performance parameters determined at the first sampling rate for a period of time, comprising a key event recording period; and determining said a value at the first sampling rate repeatedly at a greater frequency than an effective sampling rate of determining performance parameter values associated with uneventful record values that are stored and that are indicative of determined values outside of a key event recording period.

Classes IPC  ?

• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 43/01 - Procédés ou dispositifs pour l'extraction de pétrole, de gaz, d'eau ou de matériaux solubles ou fusibles ou d'une suspension de matières minérales à partir de puits spécialement adaptés à l'extraction à partir d'installations sous l'eau
• G01D 9/00 - Enregistrement de valeurs mesurées

Abrégé

Apparatus and methods for modifying at least one performance parameter as a subsea location are disclosed. A method of modifying at least one performance parameter at a subsea location comprises the steps of, at a master subsea node (240), receiving respective input data from each of at least one sensor element (340) at a respective at least one slave subsea node (250); determining if the respective input data is associated with a respective performance parameter that satisfies a predetermined first characteristic; if the respective performance parameter does not satisfy the predetermined first characteristic, providing the respective input data to the topside node (210) or if the respective performance parameter satisfies the predetermined first characteristic, via a master processor element at the master subsea node, responsive to at least said input data, determining if a performance parameter associated with a selected slave subsea node should be modified; and responsive to determining if the performance parameter should be modified, providing a command signal indicating that the performance parameter should be modified from the master subsea node to at least said a selected subsea node.

Classes IPC  ?

• E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
• H02H 3/00 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion

Abrégé

A method and system for communicating software code updates to a plurality of subsea nodes and a subsea module are disclosed. The method comprises the steps of: at a topside node, providing a most-up-to-date version of software code as an update; communicating the update to a first master subsea node via a communication link provided via an umbilical connection connecting the topside node to the first master subsea node; and providing the update from the first master subsea node to a first subsea node and at least one further subsea node.

Classes IPC  ?

• G06F 8/65 - Mises à jour
• B63C 11/00 - Équipement pour séjourner ou travailler sous l'eauMoyens de recherche des objets immergés
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes

Abrégé

A method and apparatus for locating respective end regions of wires of an armour layer of a segment of flexible pipe body at a respective desired positions in an end fitting, and apparatus for terminating a segment of flexible pipe body in an end fitting are disclosed. The method comprises providing an annular element radially around an exposed region of an armour layer, of flexible pipe body, that comprises a plurality of wires; locating the annular element against a terminal end of a first collar member disposed radially around the armour layer; bending the wires away from a longitudinal axis of the flexible pipe body against a guiding surface of the annular element, at a predetermined location; urging the annular element away from the first collar member in a first direction; and gripping the wires between an abutment region of the guiding surface and a cooperating abutment surface of a further collar member thereby locating respective end regions of the wires at respective desired positions in an end fitting.

Classes IPC  ?

• F16L 55/00 - Dispositifs ou accessoires à utiliser avec, ou en liaison avec, les tuyaux ou les systèmes de tuyaux
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A method of terminating flexible pipe of a flexible pipe body, apparatus for terminating an end region of flexible pipe body and a flexible pipe are disclosed. The method comprises providing flexible pipe body comprising an inner fluid retaining layer, a permeation retarding layer radially outside of the inner fluid retaining layer, a polymer layer radially outside of the permeation retarding layer and a pressure armour layer radially outside of the polymer layer; and via a respective end fitting, at a first sealing location, providing a fluid tight seal against a radially outer surface of at least one end region of said a polymer layer thereby providing at least a portion of a further fluid retaining layer radially outside the inner fluid retaining layer along at least a portion of the flexible pipe body extending from said a respective end fitting.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches

Abrégé

The disclosure includes a sealing assembly for an end-fitting of a flexible pipe, an end fitting, a flexible pipe, and a method of assembling a flexible pipe. The sealing assembly is disposable between a collar of the end-fitting and a polymer layer of a pipe body of the flexible pipe. The sealing assembly includes: a deformable ring disposable radially outwardly of the polymer layer of the pipe body; and a pressure ring disposable between the deformable ring and the collar of the end-fitting, wherein a ductility of the deformable ring is higher than a ductility of the pressure ring, and lower than a ductility of the polymer layer of the pipe body.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• F16J 15/08 - Joints d'étanchéité entre surfaces immobiles entre elles avec garniture solide comprimée entre les surfaces à joindre exclusivement par garniture métallique

Abrégé

A method and apparatus for locating respective end regions of wires of an armour layer of a segment of flexible pipe body at a respective desired positions in an end fitting, and apparatus for terminating a segment of flexible pipe body in an end fitting are disclosed. The method comprises providing an annular element radially around an exposed region of an armour layer, of flexible pipe body, that comprises a plurality of wires; locating the annular element against a terminal end of a first collar member disposed radially around the armour layer; bending the wires away from a longitudinal axis of the flexible pipe body against a guiding surface of the annular element, at a predetermined location; urging the annular element away from the first collar member in a first direction; and gripping the wires between an abutment region of the guiding surface and a cooperating abutment surface of a further collar member thereby locating respective end regions of the wires at respective desired positions in an end fitting.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches

Abrégé

The present invention relates to an end-fitting for joining to a pipe body, a flexible pipe including such an end-fitting and a pipe body, and a method of assembling a flexible pipe. The end-fitting comprises: a sleeve comprising: a first section partially insertable radially inwardly of a polymer layer of the pipe body; and a second section; an annular polymer extension connectable to the pipe body, the annular polymer extension partially disposed radially outwardly of the first section of the sleeve and disposed radially outwardly of the second section of the sleeve; and a recess disposed between the second section of the sleeve and the annular polymer extension, for receiving a seal to prevent fluid ingress between the second section of the sleeve and the annular polymer extension.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches

Abrégé

An end-fitting for joining to a pipe body, a flexible pipe including such an end-fitting and a pipe body, and a method of assembling a flexible pipe are disclosed. The end-fitting comprises: a sleeve partially insertable radially inwardly of a polymer layer of the pipe body; and a polymer collar for receiving the polymer layer of the pipe body, the polymer collar disposed radially outwardly of the sleeve, and configured to be welded to the polymer layer of the pipe body. The flexible pipe comprises: a pipe body comprising a polymer layer; and an end-fitting comprising: a sleeve partially inserted radially inwardly of the polymer layer of the pipe body; and a polymer collar for receiving the polymer layer of the pipe body, the polymer collar disposed radially outwardly of the sleeve, and configured to be welded to the polymer layer of the pipe body.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches

Abrégé

A method and apparatus for providing support at a desired position to an outermost layer of a flexible pipe and a flexible pipe assembly are disclosed. The method comprises: prior to or during terminating flexible pipe body, that comprises an outer sheath and an outermost layer that is coaxial with and radially surrounds the outer sheath, with an end fitting, removing a portion of the outermost layer to reveal an exposed portion of the outer sheath; during or subsequent to terminating the flexible pipe body with the end fitting, providing at least a section of a first portion of a securing device radially around at least a re-covered region of said an exposed portion; and providing at least a section of a further portion of the securing device radially around a residual end region of the outermost layer proximate to said an exposed portion thereby providing support at a desired position to the outermost layer of the flexible pipe body.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• F16L 59/16 - Dispositions spécialement adaptées aux nécessités localisées telles qu'à l'endroit des brides, des jonctions, des soupapes ou d'autres éléments similaires
• F16L 59/18 - Dispositions spécialement adaptées aux nécessités localisées telles qu'à l'endroit des brides, des jonctions, des soupapes ou d'autres éléments similaires adaptées aux raccords

Abrégé

The present invention relates to a method (1200) and apparatus for monitoring stress in steel ligaments within a flexible pipe. The method comprises: subjecting (1202) a ligament to a first magnetic field and obtaining a first measurement indicative of a magnetic flux density near an outer surface of the pipe adjacent to the ligament; and subjecting (1204) the ligament to a second magnetic field and obtaining a second measurement indicative of the magnetic flux density near the outer surface of the pipe adjacent to the ligament. The first magnetic field comprises an alternating magnetic field and wherein the second magnetic field comprises a combination of the alternating magnetic field and a static magnetic field. The method further comprises comparing (1205) the first and second measurements and evaluating (1209) stress in the ligament from the comparison of the first and second measurements.

Classes IPC  ?

• G01L 1/12 - Mesure des forces ou des contraintes, en général en mesurant les variations des propriétés magnétiques d'un matériau, résultant de l'application d'un effort
• G01M 5/00 - Examen de l'élasticité des structures ou ouvrages, p. ex. fléchissement de ponts ou d'ailes d'avions
• G01N 27/82 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant des variables magnétiques pour rechercher la présence des criques

Abrégé

A method and apparatus for retrieving an underwater flexible pipe and a method for retrieving a subsea pipeline are disclosed. The apparatus for providing data during a flexible pipe retrieval process for an underwater flexible pipe comprises an annulus connection member comprising a housing connectible to a purge outlet of an end fitting of a flexible pipe and a fluid communication passageway having a first end that is connected to and is in fluid communication with the annulus connection member and a further end connected to and in fluid communication with an annulus pressure sensor in a waterproof housing.

Classes IPC  ?

• F16L 1/12 - Pose ou récupération des tuyaux sur ou sous l'eau
• F16L 1/16 - Pose ou récupération des tuyaux sur ou sous l'eau sur le fond
• F16L 1/235 - Appareils pour le contrôle des tuyaux pendant la pose

Abrégé

An apparatus and method for purging fluid from an annulus region of a flexible pipe, a method of purging gas from an annulus region of an underwater flexible pipe during retrieval of said flexible pipe, and apparatus for limiting pressure of fluid in an annulus region of a flexible pipe are disclosed. The apparatus for purging fluid from an annulus region of a flexible pipe comprises: a first end fitting connected to an end region of a segment of flexible pipe body and comprising a fluid communication region that is fluidly connected to an annulus region of the flexible pipe body; a first purge valve that is spaced apart from the first end fitting comprising a first valve inlet and a first valve outlet that is selectively fluidly connectable to the first valve inlet; and a lumen extending between and in fluid communication with, a fluid outlet of the first end fitting that is fluidly connectable to the fluid communication region, and the first valve inlet.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• F16L 55/07 - Aménagement ou montage de dispositifs, p. ex. soupapes, pour ventiler ou aérer ou purger

Abrégé

A system and method for a fully-integrated flow control module (FI-FCM) in a hydrocarbon reservoir is disclosed. The FI-FCM is a unibody structure or a single-piece machined body having a flow meter integrated to the unibody structure. A choke is to be associated within a provision of the FI-FCM that also has an entry flow path for reservoir fluid and an exit flow path for the reservoir fluid. The entry flow path and the exit flow path inside the unibody structure or the single-piece machined body. Fluid communication is enabled between the flow meter, which is upstream relative to the choke, and an entry flow path. The choke is to control flow between the entry flow path and the exit flow path.

Classes IPC  ?

• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• E21B 21/08 - Commande ou surveillance de la pression ou de l'écoulement du fluide de forage, p. ex. remplissage automatique des trous de forage, commande automatique de la pression au fond
• E21B 21/10 - Aménagements des vannes dans les systèmes de circulation des fluides de forage
• E21B 47/06 - Mesure de la température ou de la pression

Abrégé

A system for hydrate production is configured to separate a water component from a multi-phase gas and water mixture present in a wellbore, the system being configured such that said separation occurs within the wellbore. The system comprises a first flow line disposed in the wellbore and arranged such that an inlet of the first flow line is disposed in and receives the water component, so as to separate the water component from said multi-phase gas and water mixture. A control system is configured to receive an output signal indicative of the water level from a sensor arrangement of the system and control a flow control device based on the water level so as to control the flow of the water component through the first flow line.

Classes IPC  ?

• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits
• E21B 47/047 - Niveau du liquide

Abrégé

An adapter (4) for connecting a rotary actuator (2) to a valve opening mechanism (16) is provided. The adapter includes a rotary driver (30) having a longitudinal axis (X-X), an input end (32) and an output end (34). The adapter is configured to connect the rotary actuator to the input end to drive rotation of the rotary driver. The output end is configured to connect to the valve opening mechanism so as to drive rotation of the valve opening mechanism to move the valve from one of an open or closed position to the other of the open or closed position. The adapter also includes one or both of: a brake (38), wherein, when the brake is in a first non-braking state the output end of the rotary driver is free to rotate and, when the brake is in a second braking state the output end of the rotary driver cannot rotate; and a clutch (28) configured to disengage the input end from the output end.

Classes IPC  ?

• F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau

Abrégé

A connection apparatus (100) for forming a connection between respective service lines (122, 142) in a subsea environment is disclosed. The connection apparatus (100) comprises a first part (120) comprising a plurality of connectors (130) configured to be connected to a first set of service lines (122), and a first mount (124), the plurality of connectors (130) being disposed on and depending from the first mount (124), wherein at least one of the plurality of connectors (130) is a hot stab (132). The connection apparatus (100) comprises a second part (140) comprising a plurality of receptacles (150) configured to be connected to a second set of service lines (142), and a second mount (144), the plurality of receptacles (150) being disposed on and depending from the second mount (144), each receptacle (130) of the plurality of receptacles (150) corresponding to a connector (150) of the plurality of connectors (130), wherein at least one of the plurality of receptacles (150) is a hot stab receptacle (152). The connection apparatus (100) is movable between a coupled position and an uncoupled position. In the coupled position, each connector (150) of the plurality of connectors (150) is received in its corresponding receptacle (130) and a connection is formed between the respective service lines (122, 142) and in the uncoupled position, there is no connection between the respective service lines (122, 142).

Classes IPC  ?

• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau

Abrégé

An actuator coupling device (46) for a subsea system (30) and a method of actuating a subsea tool (48) enable a plurality of electrically powered subsea rotary actuators (42, 44) to be coupled to provide an increased combined actuation speed and/or torque for actuating a subsea tool (48) in subsea gas and oil drilling, completion and production operations. The actuator coupling device (46) comprises input torque interfaces to simultaneously receive input torques from rotary electric actuators (42, 44), and a gearbox to simultaneously receive the input torque from the input torque interfaces and produce a combined output torque at a different magnitude and/or speed than at least one of the input torques that is provided to a subsea tool (48). A subsea actuator (38) comprises the coupling device (46) coupled to rotary electric actuators (42, 44). A subsea system (30) comprises the subsea actuator (38), a subsea control module (36) and a subsea tool (48).

Classes IPC  ?

• E21B 4/00 - Moyens d'entraînement dans le trou de forage
• E21B 4/04 - Moyens d'entraînement électriques
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 41/04 - Manipulateurs pour opérations sous l'eau, p. ex. reliés temporairement aux têtes de puits
• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau

Abrégé

An apparatus (1) for providing DC output voltage to a subsea electrical device includes an input power supply module (6) and a plurality of DC-to-DC voltage converter modules (2). The input power supply module (6) provides DC input voltage to each of the DC-to-DC voltage converter modules (2). Each DC-to-DC voltage converter module (2) includes an input connector element (3) for receiving the DC input voltage, and a plurality of output connector elements (4) for providing a converted DC output voltage. Any of the output connector elements (4) of one DC-to-DC voltage converter module (2) may be electrically connected using a connecting cable element to any of the output connector elements (4) of another DC- to-DC voltage converter module (2) to enable one DC-to-DC voltage converter module (2) to be electrically connected in series and/or in parallel to another DC-to-DC voltage converter module (2). One of the output connector elements (4) of the DC-to-DC voltage converter module (2) is electrically connected to the subsea electrical device to provide the DC output voltage to the subsea electrical device.

Classes IPC  ?

• H02J 1/00 - Circuits pour réseaux principaux ou de distribution, à courant continu
• H02J 1/10 - Fonctionnement de sources à courant continu en parallèle
• H05K 7/14 - Montage de la structure de support dans l'enveloppe, sur cadre ou sur bâti

Abrégé

An elongate wire element, flexible pipe body, and a method of providing a tensile armour wire are disclosed. The flexible pipe body is for transportation of a production fluid which comprises a tubular fluid retaining layer and at least one armour layer coaxial with the fluid retaining layer. Each armour layer comprises at least one helically wound elongate metal alloy body that comprises at least two phases that are disposed in a lamellar structure with lamellae in each bi-crystal grain colony in a cross section of the metal alloy body being directionally orientated between 90° and 60° to a one predetermined direction.

Classes IPC  ?

• C21D 8/06 - Modification des propriétés physiques par déformation en combinaison avec, ou suivie par, un traitement thermique pendant la fabrication de barres ou de fils
• C21D 9/56 - Fours continus pour bandes ou fils métalliques
• C22F 1/04 - Modification de la structure physique des métaux ou alliages non ferreux par traitement thermique ou par travail à chaud ou à froid de l'aluminium ou de ses alliages
• C22F 1/18 - Métaux réfractaires ou à point de fusion élevé ou leurs alliages
• F16L 9/02 - Tuyaux rigides en métal
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A system (2) for use in carbon storage is provided. The system comprises a valve arrangement (10) including a first fluid flow bore (22) and a manually operable valve (26) arranged in the first fluid flow bore, wherein the manually operable valve is moveable between an open position which allows for fluid flow there through and a closed position in which fluid is blocked from flowing there through. The valve arrangement is free from any remotely operable valve. The system further comprises a piping arrangement (12) including a second fluid flow bore (34) and a module (14) comprising a connecting bore (40) for connecting the first fluid flow bore to the second fluid flow bore to form a fluid flow path extending from the second fluid flow bore via the connecting bore to the first fluid flow bore. The module further comprises a remotely operable barrier valve (42) arranged in the connecting bore, wherein the barrier valve is moveable between an open position which allows for fluid flow there through and a closed position in which fluid is blocked from flowing there through.

Classes IPC  ?

• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau

Abrégé

The present disclosure relates to a subsea tool assembly (10) that can enable full control of a subsea tool with operational feedback without the use of an umbilical. The assembly includes a package (20) that houses a tool control device (21) for controlling operation of a subsea tool (14), a controller (22) configured to selectively operate the tool control device (21), a first acoustic communication node (23) configured to receive and transmit acoustic signals through a tubular body of a subsea string (12), and an electrical power source (24) for powering them. The controller (22) is in electronic communication with the first acoustic communication node (23), and is configured to decode acoustic control signals received thereby and selectively operate the tool control device (21) in response thereto. A related wireless subsea tool communication system and method of operating a subsea tool are also provided.

Classes IPC  ?

• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 47/14 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage utilisant des ondes acoustiques

Abrégé

A method and apparatus for connecting at least one elongate transmitting element to a transmitting connector via at least one intermediate transmitting element, and a system are disclosed. The apparatus comprises a transmitting connector locatable at an outer surface of a housing that defines a chamber: at least one elongate transmitting element locatable at least partly within the housing; at least one intermediate transmitting element associated with the transmitting connector and couplable to the elongate transmitting element; and a retaining element locatable within the housing and comprising a first retaining portion and a further retaining portion, the first retaining portion being for retaining the elongate transmitting element at a particular position with respect to the retaining element, and the further retaining portion being for engaging with a securing region associated with the housing; wherein the retaining element is for retaining the elongate transmitting element at a predetermined position with respect to the housing.

Classes IPC  ?

• E21B 17/02 - AccouplementsJoints
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau

Abrégé

Apparatus for supporting an elongate tape element during manufacture of flexible pipe body and methods of manufacturing flexible pipe body using an elongate shaft member are described herein, the elongate shaft member comprising an outer surface including a profiled surface region that extends along at least a portion of the shaft member and that has a profiled cross section that comprises repeated flat constant radius cross section regions, provided by a helically extending smooth surface region of the outer surface that lies on an imaginary cylindrical surface coaxial with a central longitudinal axis of the shaft member, disposed between spaced apart tape alignment cross section regions, provided by consecutive repeats of a helically extending variation to the outer surface lying on the imaginary cylindrical surface.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• B21C 37/20 - Fabrication de guides hélicoïdaux ou guides similaires dans ou sur les tubes fabriqués sans enlèvement de matière, p. ex. en étirant le matériau sur des mandrins, en le poussant à travers des matrices

Abrégé

An elongate tape element, flexible pipe body and methods of manufacturing flexible pipe body are disclosed herein, the elongate tape element having a cross-section comprising a first portion, extending from a first free edge of the elongate tape element corresponding to a first end of a cross section of the elongate tape element, wherein the first portion is curved for locating in a first gap region that extends between two adjacent windings of a carcass tape of flexible pipe body; and a body portion, extending between the first portion and a remaining end of the cross section corresponding to a remaining free edge of the elongate tape element, having a length for bridging a further gap region extending between a one of the two adjacent windings and a further adjacent winding of the carcass tape that is adjacent to said a one of the two adjacent windings of the carcass tape, wherein the body portion comprises an intermediate region that is curved for locating at least partially into the further gap region.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• B21C 37/12 - Fabrication de tubes ou de tuyaux métalliques à jonction hélicoïdale
• F16L 11/16 - Manches, c.-à-d. tuyaux flexibles en un matériau rigide, p. ex. en métal ou en matériaux plastiques durs faites d'enroulements de bandes ou de lanières profilées

Abrégé

A flexible pipe body for transporting production fluids, a flexible riser, and a method of manufacturing a flexible pipe body are disclosed. The flexible pipe body comprises: an internal pressure sheath; a helically wound armour layer radially outward of the internal pressure sheath; and a continuous metallic permeation-barrier layer disposed radially inward of the helically wound armour layer; wherein the continuous metallic permeation-barrier layer comprises a helically wound tape and a connection portion configured to join laterally adjacent tape wraps of the helically wound tape.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A method and apparatus for simultaneously transmitting power and transporting at least one fluid, and a method of manufacturing a pipe-power cable assembly, an offshore energy hub, and a method of installing a pipe member and an elongate flexible element at a desired location are disclosed. The apparatus comprises a pipe member comprising a fluid retaining liner that defines a bore of the pipe member; and at least one elongate flexible element comprising an outer sleeve and at least one electrically conducting element disposed within the outer sleeve; wherein the elongate flexible element is wound around the outer surface along at least a portion of the pipe member.

Classes IPC  ?

• F16L 11/127 - Conducteurs d'électricité
• F16L 11/22 - Manches à canaux multiples
• H01B 7/04 - Câbles, conducteurs ou cordons flexibles, p. ex. câbles traînants

Abrégé

A flexible pipe body for transporting production fluids, and a method of manufacturing a flexible pipe body are provided. The flexible pipe body comprises: a helically wound metallic armour layer; and a composite tape layer for reducing fluid permeation of the production fluids to a pipe annulus, wherein the composite tape layer comprises a plurality of fibres; wherein the composite tape layer is positioned radially inward of the helically wound metallic armour layer.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A flexible pipe body for transporting production fluids, flexible riser and method of manufacturing a flexible pipe body are disclosed. The flexible pipe body comprises: an internal pressure sheath; a permeation-barrier for reducing fluid permeation of the production fluids towards a pipe annulus; a metallic armour layer positioned radially outward of the permeation-barrier; and a composite tape layer comprising a plurality of fibres, wherein the composite tape layer is positioned radially between the permeation- barrier and the metallic armour layer.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A flexible pipe body for transporting production fluids, a flexible riser, and a method of manufacturing a flexible pipe body is disclosed. The flexible pipe body comprises: an internal pressure sheath; a helically wound metallic armour layer radially outward of the internal pressure sheath; a permeation-barrier layer disposed radially inside the helically wound metallic armour layer; and a smoothing layer disposed radially between the permeation-barrier layer and the helically wound metallic armour layer.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi

Abrégé

A lifting tool for lifting, installing and/or retrieving oil and gas production equipment or carbon storage equipment is provided. The lifting tool (8) includes a base (10) configured to be removably connected to the equipment, and a fixing device (12) mounted to the base and configured to be connected to a lifting line (14) extending to a lifting device (16), wherein the lifting tool is configured such that a position of the fixing device is continuously adjustable along a line extending across at least part of the base so as to adjust an offset between the fixing device and a centre of gravity of the lifting tool. A method of lifting, installing and/or retrieving oil and gas production equipment or carbon storage equipment using the lifting tool (8) is also provided.

Classes IPC  ?

• B66C 13/08 - Dispositifs auxiliaires pour commander les mouvements des charges suspendues ou pour empêcher le câble de prendre du mou pour déposer les charges selon un orientement ou dans une position donnés

Abrégé

The present disclosure relates to a flexible pipe body for conveying high pressure fluid. The flexible pipe body comprises a tubular fluid sealing layer, a pressure retaining armour layer positioned over the tubular fluid sealing layer, and a tensile armour layer positioned over the pressure retaining armour layer. The tubular fluid sealing layer comprises a composition comprising a plasticizer and a homopolymer of vinylidene fluoride, and wherein said plasticizer is present in an amount of 0.3 to 2.0 weight % based on the total weight of the polymer composition.

Classes IPC  ?

• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• B32B 1/08 - Produits tubulaires
• C08K 5/00 - Emploi d'ingrédients organiques

Abrégé

A system to test barrier pressure includes a Christmas Tree (XT) (202) coupled to a wellbore (206) including a downhole pressure barrier (212). The XT (202) includes a first valve (216) along a flow path (280) and a second valve (226) coupled to the flow path (280). The system further includes a testing unit (230) that includes a vessel (232) fluidly coupled to the flow path (280). The testing unit (230) also includes a fluid mover (234) associated with the vessel (232) to draw fluid into or to drive fluid out of the vessel (232). The testing unit (230) further includes an actuator (236) coupled to the fluid mover (234) to control operation of the fluid mover (234). The testing unit (2340) is configured to draw a volume of fluid out of the XT (202) and to further return the volume of fluid to the XT (202).

Classes IPC  ?

• E21B 47/117 - Détection de fuites, p. ex. du tubage, par test de pression

Abrégé

A system to test barrier pressure includes a Christmas Tree (XT) coupled to a wellbore including a downhole pressure barrier. The XT includes a first valve along a flow path and a second valve coupled to the flow path. The system further includes a testing unit that includes a vessel fluidly coupled to the flow path. The testing unit also includes a fluid mover associated with the vessel to draw fluid into or to drive fluid out of the vessel. The testing unit further includes an actuator coupled to the fluid mover to control operation of the fluid mover. The testing unit is configured to draw a volume of fluid out of the XT and to further return the volume of fluid to the XT.

Classes IPC  ?

• E21B 47/06 - Mesure de la température ou de la pression
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau

Abrégé

A rigid valve block body, its method of manufacture, a method of pigging a valve block and/or branches and a method for determining fluid flow direction are disclosed. The valve block body includes a first fluid inlet and a further fluid inlet at opposed sides of a rigid valve block body. A first fluid outlet of the valve block body and a further fluid outlet of the valve block body are disposed in a spaced apart relationship. A first V-shaped fluid communication passageway comprises two passageway portions each extending within the valve block body from a first common root region proximate to the first fluid inlet. A further V-shaped fluid communication passageway comprises two further passageway portions each extending within the valve block body away from a further common root region proximate to the further fluid port. An end region of each passageway portion of the first V-shaped fluid communication passageway meets an end region of a respective passageway portion of the further V-shaped fluid communication passageway proximate to a respective fluid outlet. An inlet connecting fluid communication passageway extends between the first common root region and the further common root region and helps provide a pig pathway through the valve block body.

Classes IPC  ?

• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau

Abrégé

A leak detection and collection system includes a cap configured to couple to a wellbore component. The system also includes an alert system removably coupled to the cap and a packer coupled to the cap. The packer extends into a bore of the wellbore component and the packer is actuated to seal against the wellbore component and to block flow through the bore. The system further includes a release mechanism coupled to the alert system, a first flow path, an accumulator, and a second flow path. The release mechanism is activated at a first pressure above a first threshold to release the alert system and the second flow path directs flow to the accumulator at a second pressure above a second threshold.

Classes IPC  ?

• E21B 47/117 - Détection de fuites, p. ex. du tubage, par test de pression
• E21B 47/001 - Relevés dans les trous de forage ou dans les puits pour des installations sous-marines
• E21B 33/06 - Obturateurs anti-éruption
• E21B 33/128 - PackersBouchons avec un organe dilaté radialement par pression axiale
• E21B 23/06 - Appareils pour déplacer, mettre en place, verrouiller, libérer ou retirer, les outils, les packers ou autres éléments dans les trous de forage pour le montage des packers
• E21B 47/13 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage par énergie électromagnétique, p. ex. gammes de fréquence radio
• F15B 1/02 - Installations ou systèmes comprenant des accumulateurs

Abrégé

A leak detection and collection system (200) includes a cap (202) configured to couple to a wellbore component (204). The system (200) also includes an alert system (242) removably coupled to the cap (202) and a packer (224) coupled to the cap (202). The packer (224) extends into a bore (214) of the wellbore component (204) and the packer (224) is actuated to seal against the wellbore component (204) and to block flow through the bore (214). The system (200) further includes a release mechanism (232) coupled to the alert system (242), a first flow path (230), an accumulator (254), and a second flow path (252). The release mechanism (232) is activated at a first pressure above a first threshold to release the alert system (242) and the second flow path (242) directs flow to the accumulator (254) at a second pressure above a second threshold.

Classes IPC  ?

• E21B 43/01 - Procédés ou dispositifs pour l'extraction de pétrole, de gaz, d'eau ou de matériaux solubles ou fusibles ou d'une suspension de matières minérales à partir de puits spécialement adaptés à l'extraction à partir d'installations sous l'eau
• E21B 47/10 - Localisation des fuites, intrusions ou mouvements du fluide

Abrégé

The present disclosure relates to a tubing hanger (100) comprising an annulus communication cavity (110) and an annulus isolation device (AID) (200) disposed within the cavity (110). The AID (200) is operable to move between a closed position in which fluid communication to a downhole annulus (30) via the cavity (110) is prevented and an open position in fluid communication to the downhole annulus (30) via the cavity (110) is permitted. A metal sleeve (120) surrounds the AID (200) and is disposed between the AID (200) and a surface defining the cavity (110). The AID (200) further comprises one or more metal seal elements (212) that form a dynamic metal-to-metal (MtM) seal with the metal sleeve (120). The present disclosure also relates to the metal seal element (212). These permit reduced manufacture costs, improved seal wear properties and reduced replacement/maintenance costs.

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• F16J 15/16 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre
• F16J 15/3208 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre pourvue d’éléments de tension, p. ex. de bagues élastiques
• F16J 15/3224 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre étant capable de s’adapter à des variations de distances ou de désalignement entre les surfaces, p. ex. capable de compenser des défauts d’excentricité ou des déviations angulaires
• F16J 15/324 - Agencements pour graissage ou refroidissement du joint d’étanchéité lui-même
• F16J 15/3284 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques caractérisés par leur structureEmploi des matériaux
• F16J 15/56 - Autres joints pour tiges à mouvement alternatif

Abrégé

A system and method for a fully-integrated flow control module (FI-FCM) in a hydrocarbon reservoir is disclosed. The FI-FCM is a unibody structure or a single-piece machined body having a flow meter integrated to the unibody structure. A choke is to be associated within a provision of the FI-FCM that also has an entry flow path for reservoir fluid and an exit flow path for the reservoir fluid. The entry flow path and the exit flow path inside the unibody structure or the single-piece machined body. Fluid communication is enabled between the flow meter, which is upstream relative to the choke, and an entry flow path. The choke is to control flow between the entry flow path and the exit flow path.

Classes IPC  ?

• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• E21B 21/08 - Commande ou surveillance de la pression ou de l'écoulement du fluide de forage, p. ex. remplissage automatique des trous de forage, commande automatique de la pression au fond
• E21B 21/10 - Aménagements des vannes dans les systèmes de circulation des fluides de forage
• E21B 47/06 - Mesure de la température ou de la pression

Abrégé

Methods and apparatus are disclosed. The apparatus includes a substantially cylindrical mount body comprising a first open mouth at a first end of the cylindrical body and a further open mouth at a remaining end of the cylindrical body, a substantially cylindrical inner surface, and an outer surface that includes a plurality of spaced apart substantially parallel recessed regions that extends circumferentially around the body, wherein the cylindrical body is tapered at each end and at least one securing element is located between the recessed regions.

Classes IPC  ?

• F16L 11/16 - Manches, c.-à-d. tuyaux flexibles en un matériau rigide, p. ex. en métal ou en matériaux plastiques durs faites d'enroulements de bandes ou de lanières profilées
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 11/127 - Conducteurs d'électricité
• F16L 58/00 - Protection des tuyaux ou des accessoires pour tuyaux contre la corrosion ou l'entartrage
• H01B 7/00 - Conducteurs ou câbles isolés caractérisés par la forme
• H01B 7/02 - Disposition de l'isolement
• H01B 7/04 - Câbles, conducteurs ou cordons flexibles, p. ex. câbles traînants
• H01B 7/18 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par l'usure, la contrainte mécanique ou la pression
• H01B 7/22 - Fils rubans ou métalliques, p. ex. d'acier
• H01B 7/28 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par l'humidité, la corrosion, les attaques chimiques ou les conditions atmosphériques
• H01B 13/00 - Appareils ou procédés spécialement adaptés à la fabrication de conducteurs ou câbles
• H01B 13/08 - Isolation des conducteurs ou des câbles par enroulement
• H01B 13/26 - GainageBlindageÉcransApplication de couches de protection d'un autre genre par enroulement, guipage ou chevauchement longitudinal
• C23F 13/08 - Électrodes spécialement adaptées pour inhiber la corrosion par protection cathodiqueLeur fabricationAlimentation de celles-ci en courant électrique
• H01B 7/282 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par l'humidité, la corrosion, les attaques chimiques ou les conditions atmosphériques empêchant la pénétration de fluides dans les conducteurs ou les câbles
• C23F 13/18 - Moyens de support des électrodes

Abrégé

A frame (18), for example a carrier frame, for use in a subsea environment is provided. The frame may include a hollow body configured to receive a plurality of service lines. The hollow body is made up of two or more parts (40, 42) made of a polymer. A method of manufacturing a frame is also provided in which the two or more parts of the hollow body are made by additive manufacturing.

Classes IPC  ?

• E21B 17/02 - AccouplementsJoints
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• F16L 1/12 - Pose ou récupération des tuyaux sur ou sous l'eau
• B29C 64/00 - Fabrication additive, c.-à-d. fabrication d’objets en trois dimensions [3D] par dépôt additif, agglomération additive ou stratification additive, p. ex. par impression en 3D, stéréolithographie ou frittage laser sélectif

Abrégé

A pump system (2; 202; 602) is provided which comprises a longitudinal axis (X-X) and a plurality of pump stages (6, 8, 10, 12, 14). Each pump stage comprises: a rotary component mounted for rotation about the longitudinal axis; a fluid inlet; a fluid outlet; and a main fluid flow path for fluid to flow from the fluid inlet to the fluid outlet. The rotary component extends radially into the main fluid flow path and is drivable to rotate about the longitudinal axis so as to impart a force to fluid in the main flow path. The rotary component of each of the plurality of pump stages is separately drivable so as to be able to rotate at a different speed from the rotary components of the other pump stages. The pump system further comprises a cooling passage (16), wherein a first pump stage (6) of the plurality of pump stages is configured to pump fluid through the cooling passage, wherein the cooling passage is configured to deliver the fluid to the other pump stages (8, 10, 12, 14) of the plurality of pump stages, and wherein the cooling passage is separate from the main fluid flow path of each of the other pump stages of the plurality of pump stages.

Classes IPC  ?

• F04D 13/06 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
• F04D 13/10 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée adaptés pour l'utilisation dans les forages de mine
• F04D 13/12 - Combinaisons de plusieurs pompes
• F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits

Abrégé

An apparatus for securing to an outer surface of a segment of flexible pipe body, comprising an outer clamp portion around a region of flexible pipe body and comprising a plurality of outer body members each having an inner surface; and an inner clamp portion in an abutting relationship between the outer clamp portion and said flexible pipe body, comprising a plurality of inner body members each having an outer surface that comprises a mating region that has a shape that mates with a shape of a corresponding mating region of the inner surface of the outer clamp portion. Each mating region comprises at least one clamping surface region that in an imaginary plane that extends through and includes a primary axis of the pipe body, arranged oblique to the primary axis when the inner clamp portion is between the outer clamp portion and the pipe body.

Classes IPC  ?

• F16L 1/20 - Accessoires à cet effet, p. ex. flotteurs ou poids de lestage
• F16L 1/24 - FlotteursPoids de lestage
• F16L 3/10 - Supports pour tuyaux, pour câbles ou pour conduits de protection, p. ex. potences, pattes de fixation, attaches, brides, colliers entourant pratiquement le tuyau, le câble ou le conduit de protection fractionnés, c.-à-d. à deux éléments en prise avec le tuyau, le câble ou le conduit de protection
• F16M 13/02 - Autres supports ou appuis pour positionner les appareils ou les objetsMoyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par un autre objet ou lui être fixé, p. ex. à un arbre, une grille, un châssis de fenêtre, une bicyclette

Abrégé

A system and method for a fully-integrated flow control module (FI-FCM) in a hydrocarbon reservoir is disclosed. The FI-FCM is a unibody structure or a single-piece machined body having a flow meter integrated to the unibody structure. A choke is to be associated within a provision of the FI-FCM that also has an entry flow path for reservoir fluid and an exit flow path for the reservoir fluid. The entry flow path and the exit flow path inside the unibody structure or the single-piece machined body. Fluid communication is enabled between the flow meter, which is upstream relative to the choke, and an entry flow path. The choke is to control flow between the entry flow path and the exit flow path.

Classes IPC  ?

• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits

Abrégé

The present disclosure relates to a subsea pumping and booster system (200). The system (200) comprises a pumping unit (202) including two electric submersible pumps (ESPs) (208a, 208b) that are electrically connected by a parallel electrical connection (300) having a first branch (301) and a second branch (302) extending to a respective one of the ESPs (208a, 208b). The branches (301, 302) each comprise temperature sensors (304a, 304b). The temperature sensors (304a, 304b) can be used to determine the currents being drawn by each ESP (208a, 208b) to improve the health and efficiency monitoring of the system (200). The present disclosure also relates to a related method and floating production storage and offloading (FPSO) unit (102) connected to the system (200).

Classes IPC  ?

• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits

Abrégé

A system and method for carbon capture and storage in a depleted hydrocarbon reservoir or dedicated aquifer is disclosed. A wellhead block includes or supports therewith a barrier subsystem having one or more of at least one isolation gate valve or one or more plugs. The barrier subsystem is to allow access to a well that is associated with the depleted hydrocarbon reservoir or dedicated aquifer. The system includes modulation valves to modulate an injection of a wellhead fluid that includes a carbon component into the wellhead block.

Classes IPC  ?

• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• E21B 33/068 - Têtes de puitsLeur mise en place comportant des dispositions pour introduire des objets dans les puits ou pour les en retirer, ou pour y introduire des fluides

Abrégé

A system and method for carbon capture and storage in a depleted hydrocarbon reservoir or dedicated aquifer is disclosed. A wellhead block includes or supports therewith a barrier subsystem having one or more of at least one isolation gate valve or one or more plugs. The barrier subsystem is to allow access to a well that is associated with the depleted hydrocarbon reservoir or dedicated aquifer. The system includes modulation valves to modulate an injection of a wellhead fluid that includes a carbon component into the wellhead block.

Classes IPC  ?

• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits

Abrégé

The present disclosure relates to a subsea heat bank (10) for thermally insulating one or more elements of a subsea installation. The heat bank (10) comprises an external casing (12) enclosing an internal space (14), one or more elements of the subsea installation (20) received in the internal space (14) and arranged such that seawater in the internal space (14) surrounds them, and at least one heat storing member (30) provided in the internal space (14) for increasing the heat-storing capacity of the heat bank (10). The heat storing member (30) comprising a phase change material (PCM) that has a melting point which is below that of the flow temperature of the well fluid and above the hydrate formation temperature of the well fluid.

Classes IPC  ?

• E21B 36/00 - Aménagements pour le chauffage, le refroidissement ou l'isolation dans les trous de forage ou dans les puits, p. ex. pour être utilisés dans les zones de permagel
• F16L 59/14 - Dispositions pour l'isolation des tuyaux ou des tuyauteries
• F28D 20/02 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou utilisant la chaleur latente

Abrégé

The present disclosure relates to a subsea installation which communicates a flow path of well fluid there through. The installation comprises a body through which the flow path is defined, an insulating coating defining a thickness on the exterior of the body for thermally insulating the body from ambient seawater surrounding it and at least one heat storing member positioned around a portion of the exterior of the body and provided within the thickness of the insulating coating such that it is enclosed thereby. The heat storing member comprises a phase change material (PCM) that has a melting point which is below that of the flow temperature of the well fluid and above the hydrate formation temperature of the well fluid. This allows the heat storing member to be utilised in combination with the insulation coating to provide enhanced cool down times. The present disclosure also relates to utilising at least one PCM heat storing member in a subsea installation that solidifies in response to a temperature drop communicated to the heat storing member during start-up of well-fluid or gas lift operations to provide protection against potentially harmful Joule-Thompson cooling effects.

Classes IPC  ?

• E21B 36/00 - Aménagements pour le chauffage, le refroidissement ou l'isolation dans les trous de forage ou dans les puits, p. ex. pour être utilisés dans les zones de permagel
• F16L 59/14 - Dispositions pour l'isolation des tuyaux ou des tuyauteries
• F28D 20/02 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en généralAppareils échangeurs de chaleur de régénération non couverts par les groupes ou utilisant la chaleur latente

Abrégé

A system is disclosed to enable compliance of a well insert sleeve using a guide sleeve that is associated with a wash-out hole, where the guide sleeve includes a pivot shoulder. The system includes providing the well insert sleeve with a top portion, a bottom portion, and a pivot surface, so that the pivot surface is in contact with a pivot shoulder. The top portion is at a top clearance from the guide sleeve and the bottom portion is at a bottom clearance from the guide sleeve. The features altogether enable the compliance, in an angular manner, for the well insert sleeve during assembly of well components thereon.

Classes IPC  ?

• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau
• E21B 41/08 - Bases de guidage sous l'eau, p. ex. gabarits de forageMise à niveau de celles-ci

Abrégé

A system is disclosed to enable compliance of a well insert sleeve using a guide sleeve that is associated with a wash-out hole, where the guide sleeve includes a pivot shoulder. The system includes providing the well insert sleeve with a top portion, a bottom portion, and a pivot surface, so that the pivot surface is in contact with a pivot shoulder. The top portion is at a top clearance from the guide sleeve and the bottom portion is at a bottom clearance from the guide sleeve. The features altogether enable the compliance, in an angular manner, for the well insert sleeve during assembly of well components thereon.

Classes IPC  ?

• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau
• E21B 41/08 - Bases de guidage sous l'eau, p. ex. gabarits de forageMise à niveau de celles-ci
• E21B 41/10 - Colonnes de guidage, p. ex. largablesLignes de guidage fixées à des bases de guidage sous l'eau

Abrégé

A wind turbine array (206) for a floating windfarm connection architecture is provided. The wind turbine array comprises: a subsea power hub (208); and a plurality of groups (210) of floating wind turbines (204a, 204b). Each group of floating wind turbines comprises a first floating wind turbine (204a) connected to a second floating wind turbine (204b) by a power cable (212). Each group of floating wind turbines is connected to the subsea power hub by a power cable (214) extending between the first floating wind turbine and the subsea power hub.

Classes IPC  ?

• F03D 9/25 - Mécanismes moteurs à vent caractérisés par l’appareil entrainé l’appareil étant un générateur électrique
• F03D 13/25 - Dispositions pour monter ou supporter des mécanismes moteurs à ventPylônes ou tours pour des mécanismes moteurs à vent spécialement adaptés à l’installation offshore
• H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
• B63B 35/44 - Constructions, magasins, plates-formes de forage ou ateliers flottants, p. ex. portant des appareils séparateurs huile-eau

Abrégé

A pump for use with fluids having particulates has an inlet to allow the fluids into a chamber of the pump. The chamber has a direct flow path of at least one larger width than a side flow path, and has a movable blade and diffuser stack within the chamber. Power features of the pump cause the movable blade to impart a centrifugal force on the fluids within the chamber, while at least one protrusion located circumferentially with respect to the chamber causes the particulates of a direct flow path to gather or causes the particulates to divert from a direction associated with at least one cavity of the chamber.

Classes IPC  ?

• F04D 1/06 - Pompes multiétagées
• F04D 7/04 - Pompes adaptées à la manipulation de liquides particuliers, p. ex. par choix de matériaux spéciaux pour les pompes ou pièces de pompe du type centrifuge les fluides étant visqueux ou non homogènes
• F04D 13/06 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
• F04D 29/16 - Joints d'étanchéité entre le côté du refoulement et celui de l'aspiration
• F04D 29/44 - Moyens de guidage du fluide, p. ex. diffuseurs
• F04D 31/00 - Pompage simultané de liquides et de fluides compressibles

Abrégé

A wellbore system includes an upper body, a lower body, removably coupled to the upper body, and a passage extending through both the upper body and the lower body, the passage being aligned and extending through an interface between the upper body and the lower body. The wellbore system also includes a latch piston, confined to the lower body, the latch piston being moveable responsive to an applied pressure via the passage. The wellbore system further includes a latch piston retaining ring, confined to the lower body.

Classes IPC  ?

• E21B 23/00 - Appareils pour déplacer, mettre en place, verrouiller, libérer ou retirer, les outils, les packers ou autres éléments dans les trous de forage
• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 33/068 - Têtes de puitsLeur mise en place comportant des dispositions pour introduire des objets dans les puits ou pour les en retirer, ou pour y introduire des fluides

Abrégé

A wellbore system includes an upper body (102), a lower body (104), removably coupled to the upper body (102), and a passage (110) extending through both the upper body (102) and the lower body (104), the passage (110)being aligned and extending through an interface (112) between the upper body (102) and the lower body (104). The wellbore system also includes a latch piston (116), confined to the lower body (104), the latch piston (116) being moveable responsive to an applied pressure via the passage (110). The wellbore system further includes a latch piston retaining ring (118), confined to the lower body (104).

Classes IPC  ?

• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau

Abrégé

A pump for use with fluids having particulates has an inlet to allow the fluids into a chamber of the pump. The chamber has a direct flow path of at least one larger width than a side flow path, and has a movable blade and diffuser stack within the chamber. Power features of the pump cause the movable blade to impart a centrifugal force on the fluids within the chamber, while at least one protrusion located circumferentially with respect to the chamber causes the particulates of a direct flow path to gather or causes the particulates to divert from a direction associated with at least one cavity of the chamber.

Classes IPC  ?

• B01D 21/26 - Séparation du sédiment avec emploi de la force centrifuge
• F04D 1/06 - Pompes multiétagées
• F04D 29/08 - Joints d'étanchéité
• F04D 29/44 - Moyens de guidage du fluide, p. ex. diffuseurs

Abrégé

A manifold for subsea recovery operations with reduced welding requirements through the use of additive manufacturing and prefabrication. The manifold can be combined with other manifolds and includes fewer leakage/failure points due to the reduced number of welds in the manifold.

Classes IPC  ?

• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes

Abrégé

A manifold for subsea recovery operations with reduced welding requirements through the use of additive manufacturing and prefabrication. The manifold can be combined with other manifolds and includes fewer leakage/failure points due to the reduced number of welds in the manifold.

Classes IPC  ?

• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• B33Y 80/00 - Produits obtenus par fabrication additive

Abrégé

A system for subsea operations and associated methods are disclosed. The system includes a well adapter (202C, 202B, 202C) to be associated with a production or monitoring well (210) where the well adapter can receive a cap (214A, 214B, 214C) for capping the production or monitoring well and can receive a valve package to allow flow of production fluids there through, from the production well to the well adapter.

Classes IPC  ?

• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau

Abrégé

A system for subsea operations and associated methods are disclosed. The system includes a well adapter to be associated with a production or monitoring well where the well adapter can receive a cap for capping the production or monitoring well and can receive a valve package to allow flow of production fluids therethrough, from the production well to the well adapter.

Classes IPC  ?

• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau
• E21B 41/04 - Manipulateurs pour opérations sous l'eau, p. ex. reliés temporairement aux têtes de puits
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes

Abrégé

A system to be used with one or more well slots in an oil and gas operation is disclosed. At least one manifold is associated with the one or more well slots and with first passage-ways for the one or more well slots. An intervention subsystem includes second passage-ways and a path selector valve. The path selector valve is selectable to associate together at least two of the second passage-ways, which enables a maintenance action to be performed for an intended well slot of the one or more well slots.

Classes IPC  ?

• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale

Abrégé

A system to be used with one or more well slots in an oil and gas operation is disclosed. At least one manifold is associated with the one or more well slots and with first passage-ways for the one or more well slots. An intervention subsystem includes second passage-ways and a path selector valve. The path selector valve is selectable to associate together at least two of the second passage-ways, which enables a maintenance action to be performed for an intended well slot of the one or more well slots.

Classes IPC  ?

• E21B 33/076 - Têtes de puitsLeur mise en place comportant des dispositions pour introduire des objets dans les puits ou pour les en retirer, ou pour y introduire des fluides spécialement adaptés aux installations sous l'eau
• E21B 41/00 - Matériel ou accessoires non couverts par les groupes
• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale

Abrégé

A method of making a flexible pipe layer, which method comprises: commingling polymer filaments and carbon fibre filaments to form an intimate mixture, forming yarns of the commingled filaments, forming the yarns into a tape, and applying the tape to a pipe body to form a flexible pipe layer.

Classes IPC  ?

• B32B 1/08 - Produits tubulaires
• B29C 53/60 - Enroulement et assemblage, p. ex. enroulement en spirale hélicoïdal en utilisant des surfaces de formage internes, p. ex. des mandrins
• B29D 23/00 - Fabrication d'objets tubulaires
• B32B 5/08 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments les fibres ou filaments d'une couche étant disposés d'une certaine manière ou étant faits de substances différentes
• B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
• B32B 27/12 - Produits stratifiés composés essentiellement de résine synthétique adjacente à une couche fibreuse ou filamenteuse
• B32B 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
• C08J 5/04 - Renforcement des composés macromoléculaires avec des matériaux fibreux en vrac ou en nappes
• C08K 7/06 - Éléments
• D02G 3/16 - Filés ou fils faits de substances minérales
• D02G 3/40 - Filés dans lesquels les fibres sont réunies par des adhésifsFilés ou fils imprégnés
• D02G 3/44 - Filés ou fils caractérisés par la destination pour laquelle ils ont été conçus

Abrégé

A method and apparatus for selective connection of a first fluid communication region to a further fluid communication region at a subsea location and a flexible pipe are disclosed. The apparatus comprises a valve body that includes a primary passageway extending from a first port of the valve body, and connectable to a first fluid communication region, to a further port of the valve body, connectable to a further fluid communication region, the valve body comprising a channel intersecting the primary passageway and extending between an open channel end and a closed channel end; at least one slidable member comprising a slidable body locatable in the channel and comprising a slidable member fluid passage extending through or around the slidable body; and at least one biasing element locatable proximate to at least one of the open channel end or closed channel end, for biasing the slidable body towards the open channel end; wherein the slidable member is slidable along a longitudinal axis of the channel responsive to a local environmental pressure provided at the open channel end.

Classes IPC  ?

• F16K 3/02 - Robinets-vannes ou tiroirs, c.-à-d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation planesGarnitures d'étanchéité à cet effet
• E21B 17/02 - AccouplementsJoints
• F16K 3/26 - Robinets-vannes ou tiroirs, c.-à-d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation en forme de surfaces de solides de révolution avec corps de tiroir cylindrique le passage du fluide se faisant par le corps du tiroir
• F16K 31/122 - Moyens de fonctionnementDispositifs de retour à la position de repos actionnés par un fluide le fluide agissant sur un piston
• F16L 1/20 - Accessoires à cet effet, p. ex. flotteurs ou poids de lestage

Abrégé

A method of manufacturing an armour layer of a flexible pipe for transporting fluid from a subsea location and apparatus are provided. The method comprises winding a first length of composite tape to form a first section of the armour layer and positioning an end region of the first length of composite tape over an end region of a second length of composite tape to form an overlapping tape section. Heat and pressure is applied to the overlapping tape section to form a joined overlapping tape section in which the first length of tape is joined to the second length of tape such that the joined overlapping tape section has a lap shear strength of at least 11 MPa. The joined overlapping tape section and the second length of composite tape are wound to form a second section of the armour layer.

Classes IPC  ?

• B29C 53/56 - Enroulement et assemblage, p. ex. enroulement en spirale
• B29C 53/80 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
• B29C 53/84 - Chauffage ou refroidissement

Abrégé

A method of securing flexible pipe body tensile armour wires in an end fitting and apparatus for terminating flexible pipe body are disclosed. The method comprises the steps of locating a respective free end region of at least one tensile armour wire of an armour layer comprising a plurality of tensile armour wires, through an opening in a rigid flange region that extends radially outwardly from an end fitting body, and securing each said at least one tensile armour wire to the rigid flange region thereby securing said at least one tensile armour wire to the end fitting body.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• F16L 33/34 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches avec une liaison obtenue par vulcanisation, collage, fusion ou similaire

Abrégé

Apparatus and methods for terminating an end of flexible pipe body are disclosed, the apparatus comprising an elongate end fitting body, associated with a central longitudinal axis, comprising a connector flange region securable in a back-to-back relationship to a further end fitting body and disposed at a first end of the elongate end fitting body, an open mouth at a remaining end of the end fitting body, a central flange region disposed between the first end and the remaining end and a neck region between the central flange and the connector flange, wherein the neck region comprises a radially inner end fitting neck region portion and a radially outer end fitting neck region portion that is spaced apart from and is radially outside the radially inner end fitting neck region portion to provide an enclosed chamber region therebetween.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• F16L 55/07 - Aménagement ou montage de dispositifs, p. ex. soupapes, pour ventiler ou aérer ou purger

Abrégé

An end fitting (400) for a flexible pipe is disclosed. The end fitting comprises a window (410) and a cavity (402) disposed in the end fitting radially inwards of the window and configured to be in fluid communication with an annulus of the flexible N pipe, wherein at least a portion of the cavity (402) is visible from the exterior of the end fitting via the window. The end fitting further comprises a dissolvable or dispersible material disposed within the cavity or in fluid communication with the cavity.

Classes IPC  ?

• G01M 3/22 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des révélateurs particuliers, p. ex. teinture, produits fluorescents, produits radioactifs pour tuyaux, câbles ou tubesExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des révélateurs particuliers, p. ex. teinture, produits fluorescents, produits radioactifs pour raccords ou étanchéité de tuyauxExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des révélateurs particuliers, p. ex. teinture, produits fluorescents, produits radioactifs pour soupapes
• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches

Abrégé

A system includes a pumping unit (300) and a base unit (302). The pumping unit (302) includes a plurality of tubulars (320) and two or more electric submersible pumps (ESPs) (322). The pumping unit (300) further includes a plurality of valves (324) associated with the plurality of tubulars (320), the plurality of valves (324) each independently moveable between respective open positions and closed positions, wherein respective positions of groups of valves (324) corresponding to operational configurations selected to adjust operation of the two or more ESPs (322). The base unit (302) is adapted to receive the pumping unit (300) and includes a subsea connector (312) for receiving a production line (314) and directing production fluid toward the pumping unit (300). The base unit (302) also includes an isolation valve (316).

Classes IPC  ?

• F04B 47/06 - Pompes ou installations de pompage spécialement adaptées pour élever un fluide à partir d'une grande profondeur, p. ex. pompes de puits dont les ensembles pompe-moteur sont placés à grande profondeur
• F04B 35/04 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations à cet effet, non prévues ailleurs les moyens étant électriques
• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits
• F04D 13/10 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée adaptés pour l'utilisation dans les forages de mine

Abrégé

A system includes a pumping unit and a base unit. The pumping unit includes a plurality of tubulars and two or more electric submersible pumps (ESPs). The pumping unit further includes a plurality of valves associated with the plurality of tubulars, the plurality of valves each independently moveable between respective open positions and closed positions, wherein respective positions of groups of valves corresponding to operational configurations selected to adjust operation of the two or more ESPs. The base unit is adapted to receive the pumping unit and includes a subsea connector for receiving a production line and directing production fluid toward the pumping unit. The base unit also includes an isolation valve.

Classes IPC  ?

• E21B 43/12 - Procédés ou appareils pour commander l'écoulement du fluide extrait vers ou dans les puits
• E21B 43/013 - Raccordement d'une colonne de production à une tête de puits sous l'eau
• E21B 33/038 - Connecteurs utilisés sur les têtes de puits, p. ex. pour relier l'obturateur anti-éruption et la colonne montante dans l'eau
• F04D 13/10 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée adaptés pour l'utilisation dans les forages de mine

Abrégé

A wellhead assembly (100) comprises a wellhead apparatus (10) having a tubular body (16) defining an axial throughbore (18), a tubing hanger (12) for supporting downhole tubing (14) and associated downhole tools and equipment within the wellhead assembly (10), and more particularly orientating the tubing hanger (12) relative to a conductor (36). The wellhead apparatus (10) comprises a tubing hanger alignment arrangement (32) which in the illustrated apparatus (10) takes the form of a helical profile provided in an axial throughbore (18) of the tubular body (16). The tubing hanger alignment arrangement (32) is configured to engage an alignment arrangement (34) of the tubing hanger (12) so as to orient the tubing hanger (12) relative to the wellhead apparatus (10) as the tubing hanger (12) is run into the tubular body (16).

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau

Abrégé

A system (10) for hydrate production is configured to separate a water component (W) from a multi-phase gas and water mixture (M) present in a wellbore (12), the system (10) being configured such that said separation occurs within the wellbore (12). The system (10) comprises a first flow line (14) disposed in the wellbore (12) and arranged such that an inlet (16) of the first flow line (14) is disposed in and receives the water component (W), so as to separate the water component (W) from said multi-phase gas and water mixture. A control system (50) is configured to receive an output signal indicative of the water level from a sensor arrangement of the system (10) and control a flow control device (18) based on the water level so as to control the flow of the water component (W) through the first flow line 14).

Classes IPC  ?

• E21B 43/38 - Aménagements pour séparer les matériaux produits par le puits dans le puits

Abrégé

A wellbore system includes a tubing hanger (206) positioned within a wellhead (204) and a Christmas tree (XT) (202) coupled to the tubing hanger (206). The wellbore system includes an annulus isolation device (AID) (216). The AID (216) includes a manual actuator (222) configured to drive a wedge (226) in a linear direction. The AID includes a mating wedge (230) arranged within an annulus flow path (214), the mating wedge (230) configured to receive a force responsive to movement of the wedge (226). The AID includes a stab (232, 250) coupled to the mating wedge (230), the stab (232) configured to move in an axially downward direction responsive to movement of the mating wedge (230), the stab (232, 250) having a slotted portion (252) moveable into alignment with an annulus passage (258) formed in the tubing hanger (206) to permit flow into the annulus flow path (214).

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 34/02 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits

Abrégé

A wellbore system includes a tubing hanger positioned within a wellhead and a Christmas tree (XT) coupled to the tubing hanger. The wellbore system also includes an annulus isolation device (AID). The AID includes a manual actuator configured to drive a wedge in a linear direction. The AID also includes a mating wedge arranged within an annulus flow path, the mating wedge configured to receive a force responsive to movement of the wedge. The AID further includes a stab coupled to the mating wedge, the stab configured to move in an axially downward direction responsive to movement of the mating wedge, the stab having a slotted portion moveable into alignment with an annulus passage to permit flow into the annulus flow path.

Classes IPC  ?

• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau
• E21B 33/035 - Têtes de puitsLeur mise en place spécialement adaptées aux installations sous l'eau
• B63G 8/00 - Navires submersibles, p. ex. sous-marins
• E21B 34/04 - Aménagements des vannes pour les trous de forage ou pour les puits dans les têtes de puits dans les têtes de puits situées sous l'eau

Abrégé

A steel wire comprising the following elements: 0.30-0.80 wt % carbon, 0.25-0.45 wt % silicon, 0.20-0.70 wt % manganese, 0.008-0.020 wt % titanium, 0.001-0.004 wt % zirconium, wherein at least 50% of the microstructure of the steel wire comprises structures that are sufficiently small to be unresolvable at a magnification of 300×.

Classes IPC  ?

• C22C 38/50 - Alliages ferreux, p. ex. aciers alliés contenant du chrome et du nickel et du titane ou du zirconium
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• C22C 38/06 - Alliages ferreux, p. ex. aciers alliés contenant de l'aluminium
• C22C 38/04 - Alliages ferreux, p. ex. aciers alliés contenant du manganèse
• C22C 38/02 - Alliages ferreux, p. ex. aciers alliés contenant du silicium
• C22C 38/00 - Alliages ferreux, p. ex. aciers alliés
• C21D 9/52 - Traitement thermique, p. ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliersFours à cet effet pour fils métalliquesTraitement thermique, p. ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliersFours à cet effet pour bandes métalliques
• C21D 8/06 - Modification des propriétés physiques par déformation en combinaison avec, ou suivie par, un traitement thermique pendant la fabrication de barres ou de fils
• C21D 6/00 - Traitement thermique des alliages ferreux
• C21D 1/30 - Recuit d'homogénéisation pour détruire les tensions internes

Abrégé

A pipeline apparatus comprising a pipe body. The pipe body includes an annular cavity between annular innermost and outermost fluid impermeable barrier layers. The pipe body further includes a plurality of armour wires which extend along at least part of the length of the pipe body in the annular cavity. The plurality of armour wires include a first armour wire which is electrically isolated from the other armour wires along at least part of the length of the armour wires. The pipe body also includes a measurement device which is arranged to electrically couple to the first armour wire at a first end of the pipe body. The measurement device is arranged to measure the electrical impedance of the first armour wire, wherein variation of the electrical impedance of the first armour wire is indicative of a defect of the first armour wire.

Classes IPC  ?

• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 11/20 - Manches à double-paroi
• G01M 3/18 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour tuyaux, câbles ou tubesExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour raccords ou étanchéité de tuyauxExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour soupapes
• F17D 5/06 - Prévention, interception ou localisation des pertes utilisant des moyens électriques ou acoustiques

Abrégé

A system includes a tubing head spool (THS) installed in a non-plugged wellbore, the THS having a bore diameter to permit passage of one or more wellbore components corresponding to one or more wellbore components that pass through an associated blowout preventer (BOP). The system also includes an orientation sleeve arranged within the THS and installed, the orientation sleeve being positioned and aligned within the THS via one or more engagement features mating with one or more orientation features within the bore.

Classes IPC  ?

• E21B 33/04 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits
• E21B 23/03 - Appareils pour déplacer, mettre en place, verrouiller, libérer ou retirer, les outils, les packers ou autres éléments dans les trous de forage pour mettre en place des outils sur les supports ou dans les retraits ou poches excentrées ou pour les en retirer
• E21B 19/22 - Manipulation de tubes ou de tiges enroulés, p. ex. de tubes de forage flexibles
• E21B 29/00 - Découpage ou destruction de tubes, packers, bouchons ou câbles, situés dans les trous de forage ou dans les puits, p. ex. découpage de tubes endommagés, de fenêtresDéformation des tubes dans les trous de forageRemise en état des tubages de puits sans les retirer du sol
• E21B 33/06 - Obturateurs anti-éruption

Abrégé

Apparatus (300) for securing to an outer surface of a segment of flexible pipe body (302), comprising: an outer clamp portion (310) locatable around a region of flexible pipe body and comprising a plurality of outer body members (308) that each include an inner surface (312); and an inner clamp portion (320), locatable in an abutting relationship between the outer clamp portion and said flexible pipe body, comprising a plurality of inner body members (326) that each comprise an outer surface (330) that comprises a mating region that has a shape that mates with a shape of a corresponding mating region of the inner surface of the outer clamp portion; wherein each mating region comprises at least one clamping surface region (342) that in an imaginary plane that extends through and includes a primary axis of the flexible pipe body, is locatable oblique to the primary axis when the inner clamp portion is between the outer clamp portion and the flexible pipe body.

Classes IPC  ?

• F16L 1/20 - Accessoires à cet effet, p. ex. flotteurs ou poids de lestage
• E21B 17/01 - Colonnes montantes pour têtes de puits immergées
• F16L 1/24 - FlotteursPoids de lestage
• F16L 3/10 - Supports pour tuyaux, pour câbles ou pour conduits de protection, p. ex. potences, pattes de fixation, attaches, brides, colliers entourant pratiquement le tuyau, le câble ou le conduit de protection fractionnés, c.-à-d. à deux éléments en prise avec le tuyau, le câble ou le conduit de protection

Abrégé

A system includes a tubing head spool (THS) (208) installed in a non-plugged wellbore, the THS (208) having a bore (210) with a diameter (212) to permit passage of one or more wellbore components corresponding to one or more wellbore components that pass through an associated blowout preventer (BOP). The system also includes an orientation sleeve (300) arranged within the THS (208), the orientation sleeve (300) being positioned and aligned within the THS (208) via one or more engagement features (308) mating with one or more orientation features (214) within the bore (210).

Classes IPC  ?

• E21B 33/043 - Têtes de tubageSuspension des tubages ou des colonnes de production dans les têtes de puits spécialement adaptées aux têtes de puits sous l'eau

Abrégé

The present invention relates to a subsea communication network and a method of communicating between nodes in the subsea communication network. In particular, but not exclusively, the present invention relates to a subsea communication network arranged in a side A and side B topology in which the network is connected so as to provide an increased communications availability relative to conventional subsea umbilical layouts.

Classes IPC  ?

• H04B 10/00 - Systèmes de transmission utilisant des ondes électromagnétiques autres que les ondes hertziennes, p. ex. les infrarouges, la lumière visible ou ultraviolette, ou utilisant des radiations corpusculaires, p. ex. les communications quantiques
• E21B 43/017 - Stations satellites, c.-à-d. installations sous l'eau comprenant plusieurs têtes de puits satellites reliées à une station centrale
• E21B 47/135 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage par énergie électromagnétique, p. ex. gammes de fréquence radio utilisant des ondes lumineuses, p. ex. ondes infrarouges ou ultraviolettes
• H04B 10/80 - Aspects optiques concernant l’utilisation de la transmission optique pour des applications spécifiques non prévues dans les groupes , p. ex. alimentation par faisceau optique ou transmission optique dans l’eau

Abrégé

A flexible pipe for subsea transportation of production fluids, a method of manufacturing flexible pipe body and a method of providing corrosion protection to armour wires of at least one tensile armour layer of a flexible pipe having a breached pipe annulus are disclosed. The flexible pipe comprises a fluid retaining layer, an outer sheath and at least one tensile armour layer comprising a plurality of helically wound monofilament armour wires of a first material, each having a non-circular cross section with an aspect ratio of greater than 1:2 disposed between the fluid retaining layer and the outer sheath. The tensile armour layer further comprises at least one helically wound elongate anode element substantially having a cross-section aspect ratio of 1:1 and comprising a further material, interposed between armour wires, the anode element cross section having an area that is 50% or less of a corresponding area of said non-circular cross section.

Classes IPC  ?

• F16L 11/12 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec agencements pour usages particuliers, p. ex. spécialement profilés, avec couche protectrice, chauffés, conducteurs d'électricité
• C23F 13/10 - Électrodes caractérisées par la structure
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 58/00 - Protection des tuyaux ou des accessoires pour tuyaux contre la corrosion ou l'entartrage

Abrégé

A method and apparatus are disclosed for re-terminating an end of a flexible pipe. The method comprises removing at least one original end fitting component (310, 335) from a multicomponent end fitting, secured to flexible pipe body at an end of a flexible pipe, leaving a retained portion (330, 360) of the end fitting in situ and subsequently securing at least one superseding end fitting component (310, 335) to the retained portion thereby providing a new fluid tight seal against a fluid retaining layer of the flexible pipe at a new sealing location axially displaced from an original sealing location.

Classes IPC  ?

• F16L 33/01 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches spécialement adaptées pour des manches ayant une paroi à plusieurs couches
• B23P 6/00 - Remise en état ou réparation des objets
• E21B 36/00 - Aménagements pour le chauffage, le refroidissement ou l'isolation dans les trous de forage ou dans les puits, p. ex. pour être utilisés dans les zones de permagel
• F16L 11/08 - Manches, c.-à-d. tuyaux flexibles en caoutchouc ou en matériaux plastiques flexibles avec armature noyée dans la paroi
• F16L 33/32 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches comprenant uniquement des pièces disposées à l'extérieur des manches
• F16L 53/30 - Chauffage des tuyaux ou des systèmes de tuyaux
• F16L 53/70 - Refroidissement des tuyaux ou des systèmes de tuyaux
• F16L 55/07 - Aménagement ou montage de dispositifs, p. ex. soupapes, pour ventiler ou aérer ou purger