Abstract

Method for assessing and certifying the origin of hydrogen, the method comprising the following steps: a. sampling a quantity of hydrogen gas; b. assessing from the sample results the origin of the hydrogen gas; and c. certifying the origin of the hydrogen gas. In particular, step b. comprises assessing the occurrence of CO, N2, CH4 and/or isotopes, preferably deuterium, in the sample. Further a system for assessing and certifying the origin of hydrogen is claimed.

IPC Classes  ?

• G01N 33/00 - Investigating or analysing materials by specific methods not covered by groups
• B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
• G01N 21/31 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
• G01N 30/02 - Column chromatography
• G01N 30/74 - Optical detectors

Abstract

The present disclosure relates to computer-implemented method (300) for training a model for predicting a flow test of a well as well as a corresponding model for predicting a flow test of a well and a method (100) for determining a flow test plan. In addition, a computer-implemented method (400) for training a model for predicting saturation and pressure within a reservoir is disclosed as well as a corresponding model for predicting saturation and pressure within a reservoir and a method (200) for determining a reservoir monitoring plan. Finally, a corresponding computer program and data- processing system (500) is disclosed.

IPC Classes  ?

• E21B 49/00 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
• E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
• E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
• E21B 47/12 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
• G01V 1/40 - SeismologySeismic or acoustic prospecting or detecting specially adapted for well-logging
• G01V 1/46 - Data acquisition
• G01V 1/48 - Processing data
• G01V 1/50 - Analysing data
• G01V 20/00 - Geomodelling in general
• G06N 20/00 - Machine learning
• G06N 20/20 - Ensemble learning

Abstract

A computer-implemented method and system for approximating a predicted relative permeability curve and a predicted capillary pressure curve for a core plug sample are disclosed. The method comprises predicting the relative permeability curve and the capillary pressure curve for the core plug sample. The predicting is done using a trained machine learning algorithm and input measured pressure drop values, input measured fluid properties, input measured porous medium properties, and input measured fluid saturation profiles.

IPC Classes  ?

• G01V 20/00 - Geomodelling in general
• G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
• G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
• G06F 113/08 - Fluids
• G06F 119/14 - Force analysis or force optimisation, e.g. static or dynamic forces

Abstract

A method for extracting a fuel from a geologic formation comprises heating a target volume in the geologic formation to generate the fuel via thermal conversion of a precursor material, thereby also heating a part of the geologic formation, extracting the generated fuel from the geologic formation; recovering heat from the geologic formation; and using the recovered heat for one or more of: heating the target volume, heating a different target volume, extracting the fuel, recovering the heat from the geologic formation, processing the extracted fuel, and converting the recovered heat into another form of storable energy.

IPC Classes  ?

• F03G 4/00 - Devices for producing mechanical power from geothermal energy

Abstract

Disclosed is a method for determining an outlet configuration of a liner (104) usable for stimulating a reservoir (102). The method may comprise a step a. of obtaining a desired fluid outflux distribution along one or more segments (110a- b) of the reservoir (102), each segment (110a-b) corresponding to a portion (112a-b) of the liner (104). The method may comprise a step b. of determining, for each portion (112a-b) of the liner (104), a number of outlets according to: the desired fluid outflux distribution (Q), a predefined outlet size and a difference between an annulus pressure and a liner pressure within the portion (112a-b). The method may comprise a step c. of evaluating, for each portion (112a-b), whether an outlet distribution according to the number of outlets of the predefined outlet size satisfies one or more outlet distance constraints within the portion (112a-b). The method may comprise a step d. of repeating, if the outlet distribution of at least one portion (112a-b) does not satisfy the one or more outlet distance constraints, the steps b. and c. for the at least one portion (112a-b) with an adjusted outlet size as the predefined ouflet size. In addition, a corresponding data-processing apparatus, computer program and manufacturing method is disclosed.

IPC Classes  ?

• E21B 43/25 - Methods for stimulating production
• E21B 43/27 - Methods for stimulating production by forming crevices or fractures by use of eroding chemicals, e.g. acids
• E21B 43/28 - Dissolving minerals other than hydrocarbons, e.g. by an alkaline or acid leaching agent
• E21B 43/16 - Enhanced recovery methods for obtaining hydrocarbons

Abstract

The present invention relates to a method for sulfur (S), carbon dioxide (CO2) and hydrogen (H2) recovery from a gaseous stream, the method comprising: providing a first gaseous entry stream and optionally a second gaseous entry stream, both comprising hydrogen sulfide (H2S) and CO2; a sulfur recovery step for recovering sulfur (S) from at least part of the H2S provided with the gaseous entry stream/s) to produce a liquid phase comprising sulfur (S); a CO2 recovery step for recovering at least part of the CO2 provided with the gaseous outlet stream; and an H2 recovery step (10) for recovering at least part of the H2 provided with the gaseous outlet stream.

IPC Classes  ?

• B01D 53/75 - Multi-step processes
• B01D 19/00 - Degasification of liquids
• B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
• B01D 53/047 - Pressure swing adsorption
• B01D 53/26 - Drying gases or vapours
• B01D 53/28 - Selection of materials for use as drying agents
• B01D 53/30 - Controlling by gas-analysis apparatus
• B01D 53/48 - Sulfur compounds
• B01D 53/73 - After-treatment of removed components
• B01D 53/76 - Gas phase processes, e.g. by using aerosols
• C01B 17/16 - Hydrogen sulfides

Abstract

The present disclosure relates to an adjustable inflow control device (10), an adjustment actuator (50) for an adjustable inflow control device, an inflow control system (100) comprising the adjustable inflow control device and the adjustment actuator (50), and a method (1000) for adjusting an adjustable inflow control device. Said adjustable inflow control device comprises a hollow cylindrical base body (11), wherein at least one through hole (13) is formed into the shell (12) of the hollow cylindrical base body (11). Further, said adjustable inflow control device comprises an adjustable throttle mechanism (14) adapted to control a flow through the at least one through hole (13), a coupling means being accessible from the inside of the hollow cylindrical base body (11) and being rotatable, and a gear mechanism (16) adapted to transfer a rotation of the coupling means into an adjustment of the adjustable throttle mechanism (14).

IPC Classes  ?

• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells
• E21B 34/16 - Control means therefor being outside the borehole
• E21B 34/06 - Valve arrangements for boreholes or wells in wells
• E21B 21/08 - Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
• E21B 21/10 - Valves arrangements in drilling-fluid circulation systems

Abstract

222222 emissions of the product.

IPC Classes  ?

• G06Q 50/04 - Manufacturing
• G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling

Abstract

A gas storage ledger system comprises a gas smart meter, capable of measuring on-site a quantity of gas to be stored in an underground reservoir and of providing gas quantity data corresponding to the quantity of gas measured; and a calculation means, coupled to the gas smart meter, capable of receiving the gas quantity data provided by the smart meter and of automatically attaching the gas quantity data to the gas ledger in an authenticated immutable manner. Further, a method for maintaining a gas storage leger is claimed.

IPC Classes  ?

• G01F 15/06 - Indicating or recording devices
• G06Q 30/0283 - Price estimation or determination

Abstract

The present disclosure is directed to an oil storage (i), wherein the oil storage (i) comprises at least one basin (2a) for receiving oil (11), and a salt dome (3) that penetrates to the surface of the earth (5), wherein the basin (2a) is formed into a surface (4) of the salt dome (3) which is at the surface of the earth (5).

IPC Classes  ?

• B65G 5/00 - Storing fluids in natural or artificial cavities or chambers in the earth

Abstract

The present invention is directed to a method (1001) for controlling a supply of electric power to an electricity consumer (11) with an electric power consumption P, wherein the electricity consumer (11) comprises a first power grid (10), wherein the first power grid (10) further comprises a renewable energy source (12), an energy storage (13), a non-renewable energy source (14), and a distribution network (15), wherein the distribution network (15) has an interface (16) to a second power grid (20). The method (1001) comprises the following steps: supplying (1100) an electric power Pl of the renewable energy source (12) to the electricity consumer (11); supplying (1200) an electric power P2 of the energy storage (13) to the electricity consumer (11) if the power Pl of the renewable energy source (12) is not sufficient to cover the electric power consumption P; supplying (1300) an electric power P3 of the second power grid (20) to the electricity consumer ( 11 ) if the sum of the power P 1 of the renewable energy source (12) and the power P2 of the energy storage (13) is not sufficient to cover the electric power consumption P, and supplying (1400) an electric power P4 of the non-renewable energy source (14) to the electricity consumer (11) if the sum of the power Pl of the renewable energy source (12), the power P2 of the energy storage (13), and the power P3 of the second power grid (20) is not sufficient to cover the electric power consumption P.

IPC Classes  ?

• H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
• H02J 3/28 - Arrangements for balancing the load in a network by storage of energy
• H02J 3/32 - Arrangements for balancing the load in a network by storage of energy using batteries with converting means
• H02J 3/46 - Controlling the sharing of output between the generators, converters, or transformers

Abstract

Methods and systems are disclosed to determine a permeability value and a permeability image of a rock. The process can include determining labeling of a 3D segment of a rock. The labeled segments can be determined using, for example, computer vision and machine learning and can be used to determine a grain size of a 3D rock segments. The grain size value can be used to determine a permeability value for the 3D rock segment. The permeability value of the 3D rock segment can be used to determine the heterogeneous permeability of the rock.

IPC Classes  ?

• G01V 11/00 - Prospecting or detecting by methods combining techniques covered by two or more of main groups
• G06T 7/60 - Analysis of geometric attributes

Abstract

Method (100) for optimizing a hydro mechanical fracturing process, the method (100) comprising the following steps: a. Loading (10) of static and dynamic data; b. Loading (20) of a pressure-fracture aperture relationship curve; and c. Generating (30) a hydraulic fracture process model by repeating the following steps cl to c3 by using the static and dynamic data: cl. Solving (32) a Discrete Fracture Network (DFN) flow model; c2. Updating (34) fractures apertures of the Discrete Fracture Network (DFN) using the pressure-fracture aperture relationship curve; and c3. History matching (36) reservoir data by updating the pressure-fracture aperture relationship curve; d. Simulating (40) a hydromechanical fracturing for a specific reservoir based on the hydraulic fracture process model to generate optimized process parameters; and e. Performing (50) hydro mechanical fracturing using the optimized process parameters.

IPC Classes  ?

• E21B 43/26 - Methods for stimulating production by forming crevices or fractures
• G01V 99/00 - Subject matter not provided for in other groups of this subclass

Abstract

The present invention relates to a method for simulating at least one characteristic of a hydrocarbon subterranean reservoir for exploiting said reservoir, wherein the reservoir is characterized by at least a first, a second, and a third property, wherein the first, the second, and the third properties are different from one another and linked to each other according to a relationship.

IPC Classes  ?

• G01V 1/28 - Processing seismic data, e.g. for interpretation or for event detection

Abstract

A method of regulating at least one parameter of a separator for use in a hydrocarbon production facility is described. The method comprises receiving at least one first temperature value and/or at least one first pressure value from at least one upstream component, determining a target value for each of the at least one parameter for the separator based on the received at least one first temperature value and/or the at least one first pressure value and regulating the at least one parameter of the separator based on the respective target value. Further, a corresponding apparatus is described.

IPC Classes  ?

• B01D 3/42 - RegulationControl

Abstract

A computer-implemented method for predicting hydrocarbon fluid properties comprises the step of receiving an incomplete set of pressure-volume-temperature (PVT) data for hydrocarbon fluid samples from a PVT data base; reading the incomplete set of PVT data; transforming the incomplete set of PVT data into a unified data structure; selecting items of the PVT data from the incomplete set of PVT data; processing the selected items of the PVT data to identify a plurality of correlations in the selected items of the PVT data based on one or more of the fluid properties of the hydrocarbon fluid samples; clustering, using at least one of a plurality of clustering schemes, the selected items of the PVT data into a plurality of clusters; and performing machine learning on the plurality of clusters to predict missing fluid properties in the incomplete set of PVT data to obtain a complete set of PVT data.

IPC Classes  ?

• G16C 20/30 - Prediction of properties of chemical compounds, compositions or mixtures
• G01N 33/28 - Oils
• G16C 20/70 - Machine learning, data mining or chemometrics
• G06N 20/00 - Machine learning

Abstract

A computer-implemented method for generating a trained, graph-based neural network model for use in prediction of a time-evolution of a pressure profile of a hydrocarbon reservoir of a hydrocarbon field is described. Geologic reservoir information and an initial spatial pressure profile are obtained for one or more reservoirs of the hydrocarbon field. Based on the geologic reservoir information and the initial spatial pressure profile, a computational sector model is generated for a selected sector comprising a plurality of modelling cells. Using the computational sector model, simulated spatiotemporal pressure profiles for the selected sector is generated wherein each spatiotemporal pressure profile is generated for a corresponding injection production plan. The graph-based neural network model for the selected sector is initialized using the geologic reservoir information and the initial spatial pressure profile, and can then be trained using the simulated spatiotemporal pressure profiles for the selected sector.

IPC Classes  ?

• G06N 3/04 - Architecture, e.g. interconnection topology
• G06N 3/08 - Learning methods
• G01V 99/00 - Subject matter not provided for in other groups of this subclass

Abstract

The present invention relates to a computer-implemented method (200) for optimizing resource usage for developing an oil reservoir (110a; 110b; 110c), the method comprising receiving (210), for each oil reservoir (110a; 110b; 110c) of a plurality of oil reservoirs, one or more input parameters, wherein each of the one or more input parameters indicates a physical property of the corresponding oil reservoir (110a; 110b; 110c). The method further comprises generating (220), for each oil reservoir (110a; 110b; 110c) of the plurality of oil reservoirs (110a; 110b; 110c), a reservoir profile (300) based on the corresponding one or more input parameters, wherein the reservoir profile (300) comprises at least one probabilistic profile (340). In addition, the method comprises ranking (230) the plurality of oil reservoirs (110a; 110b; 110c) based on the generated reservoir profile (300) according to a ranking scheme, the ranking scheme comprising one or more ranking parameters and generating (240), for each oil reservoir (110a; 110b; 110c) of the plurality of oil reservoirs (110a; 110b; 110c), a probability distribution (400a; 400b) of an amount of existing oil reserves of the oil reservoir (110a; 110b; 110c) for evaluating the correctness of the ranking.

IPC Classes  ?

• E21B 47/00 - Survey of boreholes or wells
• E21B 49/00 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells

Abstract

A computer-implemented method and system (700) for approximating a predicted relative permeability curve (80p) and a predicted capillary pressure curve (90p) for a core plug sample (50) are disclosed. The method comprises predicting the relative permeability curve (80p) and the capillary pressure curve (90p) for the core plug sample (50). The predicting is done using a trained machine learning algorithm (130) and input measured pressure drop values (40m), input measured fluid properties (30m), input measured porous medium properties (20m), and input measured fluid saturation profiles (15m).

IPC Classes  ?

• G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
• G01N 15/08 - Investigating permeability, pore volume, or surface area of porous materials
• G01N 33/24 - Earth materials
• G06N 20/00 - Machine learning
• E21B 49/00 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
• G06F 111/10 - Numerical modelling
• G06F 113/08 - Fluids

Abstract

The present invention relates to a method for sulfur (S), carbon dioxide (CO2) and hydrogen (H2) recovery from a gaseous stream, the method comprising: providing a first gaseous entry stream and optionally a second gaseous entry stream, both comprising hydrogen sulfide (H2S) and CO2; a sulfur recovery step for recovering sulfur (S) from at least part of the H2S provided with the gaseous entry stream/ s) to produce a liquid phase comprising sulfur (S); a CO2 recovery step for recovering at least part of the CO2 provided with the gaseous outlet stream; and an H2 recovery step (10) for recovering at least part of the H2 provided with the gaseous outlet stream.

IPC Classes  ?

• B01D 53/52 - Hydrogen sulfide
• B01D 53/62 - Carbon oxides
• B01D 53/73 - After-treatment of removed components
• B01D 53/047 - Pressure swing adsorption
• B01D 53/75 - Multi-step processes

Abstract

The present invention relates inter alia to a method too for determining at least one hydrocarbon fluid flow rate, QiHC, of at least one of a plurality of wells (2a, 2b, 2c) connected to a common pipeline (3) with a comingled hydrocarbon fluid flow from the plurality of wells (2a, 2b, 2c) and to adapt at least one operating parameter of at least one well of the plurality of wells (2a, 2b, 2c). The method comprises the step of receiving (110) comingled-flow measurement data from at least one sensor (5). Moreover, the method comprises the step of accessing (120) historical well test data, of the ones of the plurality of wells (2a, 2b, 2c), wherein the well test data are derived from past well tests at the ones of the plurality of wells (2a, 2b, 2c).

IPC Classes  ?

• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells
• E21B 43/17 - Interconnecting two or more wells by fracturing or otherwise attacking the formation
• E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
• E21B 21/08 - Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure

Abstract

The present invention is directed to a pipe or pipe fitting comprising a polyurea-based coating, wherein the pipe or pipe fitting is made from plastic, wherein the plastic is selected from polyolefins, preferably polyethylene (PE) and/or polypropylene (PP). The polyurea-based coating allows for enhanced mechanical strength and performance of the pipe or pipe fitting comprising the polyurea-based coating compared to a corresponding pipe or pipe fitting not comprising the polyurea-based coating, wherein the mechanical strength and performance relate to hydrostatic pressure resistance according to the Hydrostatic Pressure Test under ISO 1167 and/or resistance to failure according to the Notched Pipe Test under ISO 13479 and/or long-term hydrostatic strength according to ISO 9080:2012 standard. This makes the pipes suitable for high-pressure applications, for example in the Oil and Gas industry, in particular to use of plastic pipes of the present invention comprising a polyurea-based coating for conveying process fluids in both water and hydrocarbon environments.

IPC Classes  ?

• C09D 175/02 - Polyureas
• F16L 9/133 - Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
• F16L 9/14 - Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups

Abstract

A method for stimulation of a well in a material formation which includes a workflow for the design of hole-size distribution in the liner of a LEL liner system is modelled, wherein a solution strategy for providing an initial estimate of the number of holes per segment honours the acid coverage per segment and the drop in pressure (dp) across the last one of the holes, where the initial estimate can be found from the relationship between interstitial velocity, pump rate, and total cross-sectional hole area for a particular discharge coefficient and liner configuration.

IPC Classes  ?

• G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]

Abstract

Method for assessing and certifying the origin of hydrogen (100), the method comprising the following steps: a. sampling a quantity of hydrogen gas (110); b. assessing from the sample results the origin of the hydrogen gas (120); and c. certifying the origin of the hydrogen gas (130). In particular, step b. comprises assessing the occurrence of CO, N2, CH4 and/or isotopes, preferably deuterium, in the sample. Further a system (1) for assessing and certifying the origin of hydrogen is claimed.

IPC Classes  ?

• G01N 33/22 - FuelsExplosives
• G01N 30/00 - Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography
• G01N 21/25 - ColourSpectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
• G01N 21/39 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers

Abstract

A pile jacket connecting pin (2) comprising: a pin body (21) having a first end portion (211), a second end portion (212), a central portion (210), and two wedge portions (213), one at each of the first and second end portions (211, 212), wherein a cross-sectional area of the pin body (21) at the two wedge portions (213) increases from each of the first end portion (211) and the second end portion (212) in direction to the central portion (210); two sets of slidable wedges (22) abutting against inclined wedge sliding bases (214) of the two wedge portions (213); and two wedge actuating members (24) configured for sliding the wedges (22) along the respective wedge portions (213) to radially expand the connection pin (2) at the first and second end portions (211, 212). Further a method for securing a connection (14) between a pile (12) and a jacket is claimed.

IPC Classes  ?

• E02B 17/00 - Artificial islands mounted on piles or like supports, e.g. platforms on raisable legsConstruction methods therefor
• F16B 3/06 - Key-type connectionsKeys using taper sleeves
• F16B 13/06 - Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
• E02D 5/28 - Prefabricated piles made of steel
• E02D 27/42 - Foundations for poles, masts, or chimneys
• E02D 27/52 - Submerged foundations
• E04H 12/22 - Sockets or holders for poles or posts
• F16L 25/10 - Sleeveless joints between two pipes, one being introduced into the other
• E02B 17/02 - Artificial islands mounted on piles or like supports, e.g. platforms on raisable legsConstruction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
• E02B 17/04 - Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
• F16B 7/02 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections with conical parts

Abstract

The present invention relates to a method for determining a well design for exploitation of a subterranean reservoir. The method comprises the steps of providing reservoir properties, and determining, using a reservoir simulation and the reservoir properties, first oil saturation information for a first time step of at least a part of the reservoir. The invention further relates to a corresponding system for determining a well design, and a computer program.

IPC Classes  ?

• E21B 49/00 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
• E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
• G01V 1/46 - Data acquisition
• G01V 1/50 - Analysing data
• G06N 20/00 - Machine learning
• G06N 3/04 - Architecture, e.g. interconnection topology

Abstract

Gas storage ledger system 1, comprising a gas smart meter 10, capable to measure on- site 40 a quantity Q of gas to be stored in an underground reservoir too and to provide gas quantity data 12 corresponding to the quantity of gas measured; and a calculation means 20, coupled to the gas smart meter 10, capable to receive the gas quantity data 12 provided by the smart meter 10 and to automatically attach the gas quantity data to a gas ledger 30 in an authenticated immutable manner. Further, a method for maintaining a gas storage leger 30 is claimed.

IPC Classes  ?

• G01N 33/00 - Investigating or analysing materials by specific methods not covered by groups
• G01N 33/2025 - Gaseous constituents
• H04L 67/1097 - Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
• G06Q 50/06 - Energy or water supply

Abstract

A method and system for approximating a predicted three-dimensional imbibition phase saturation profile from a measured three-dimensional drainage phase saturation profile, a derived one-dimensional drainage phase saturation profile, a measured one-dimensional imbibition phase saturation profile using a trained machine-learning algorithm are disclosed. A method for training of the machine learning algorithm is also disclosed.

IPC Classes  ?

• G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
• G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model

Abstract

A downhole receptacle for tracer installation, comprises a housing and a tracer material arranged within the housing. The tracer material is water soluble. And the housing has an outer shape that corresponds to an outer shape of a standard gas lift valve. Further a method for the installation of a downhole receptacle for a tracer includes the steps of (a) running completion with at least one side pocket mandrel with or without a pre-installed dummy gas lift valve; and (b) replacing the dummy gas lift valve with a downhole receptacle for a tracer or installing a downhole receptacle into the side pocket mandrel.

IPC Classes  ?

• E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity
• E21B 23/03 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting the tools into, or removing the tools from, laterally offset landing nipples or pockets

Abstract

The present invention relates yolk-shell nanoparticles having both a high stability towards sintering and high H25 adsorption capacities, the use of the yolk-shell nanoparticles in a method for H2S removal from gas streams, and a corresponding method for H2S removal from gas streams also comprising the regeneration of the yolk-shell nanoparticles, wherein the yolk-shell nanoparticles provide for high H2 adsorption capacities and/or high reusability.

IPC Classes  ?

• B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
• B01J 20/10 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
• B01J 20/02 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material
• B01J 20/30 - Processes for preparing, regenerating or reactivating
• B01J 20/32 - Impregnating or coating
• B01J 20/34 - Regenerating or reactivating
• B01D 53/52 - Hydrogen sulfide
• B01D 53/96 - Regeneration, reactivation or recycling of reactants

Abstract

An imaging system for measuring flow rates of the individual phases of a multiphase flow and for providing images of the multiphase flow, wherein the imaging system is adapted to also measure the thickness of deposits on the internal wall of a pipe, and to a method for analyzing a multiphase flow flowing through a pipe using the imaging system.

IPC Classes  ?

• G01F 1/66 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
• G01F 1/663 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
• G01F 1/704 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
• G01F 1/7082 - Measuring the time taken to traverse a fixed distance using acoustic detecting arrangements
• G01F 1/74 - Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
• G06T 7/00 - Image analysis
• G06T 7/20 - Analysis of motion
• H04N 23/90 - Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
• G01F 1/7086 - Measuring the time taken to traverse a fixed distance using optical detecting arrangements
• H04N 23/50 - Constructional details

Abstract

Cup tester unit comprising a BOP test plug insertable into a casing head housing, for sealing a space of drilling systems above the BOP test plug; a hanger connected to the lower end of the BOP test plug; and a test cup assembled at the outer circumference of the hangers, for sealing with the inner surface of a well casing. Further, a method of testing a of drilling systems and a connection between a well casing and a casing head housing is claimed.

IPC Classes  ?

• E21B 47/117 - Detecting leaks, e.g. from tubing, by pressure testing
• E21B 33/04 - Casing headsSuspending casings or tubings in well heads
• E21B 33/06 - Blow-out preventers

Abstract

Embodiments include a core plug holding apparatus including a tubular member configured to be inserted into a side pocket of a mandrel, the tubular member having an uphole end, a downhole end, and a core plug section located between the uphole end and the downhole end, wherein the core plug section is used for housing of one or more core plug samples and wherein tubular member includes one or more orifices formed in the core plug section. Embodiments include a method of sampling a well including deploying one or more core plug holding apparatuses into one or more side pocket mandrels of a completion; holding the one or more core plug holding apparatuses in the one or more side pocket mandrels for an incubation period; and retrieving the one or more core plug holding apparatuses from the one or more side pocket mandrels after the passage of the incubation period.

IPC Classes  ?

• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells
• E21B 23/03 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting the tools into, or removing the tools from, laterally offset landing nipples or pockets
• E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells

Abstract

Embodiments include a multiphase flowmeter system (300). The multiphase flowmeter system (300) may include a first inline flow conditioner (310) for reducing a slip velocity between a liquid phase and a gas phase of a multiphase fluid, a flowmeter for measuring a flow rate of the multiphase fluid, a second inline flow conditioner (350) for separating the liquid phase and the gas phase of the multiphase fluid, a non-radioactive sensor system for measuring one or more of a gas void fraction of the multiphase fluid and a water-cut of the multiphase fluid, and a processor (480) for computing one or more flow rates of the multiphase fluid. Embodiments further include methods of measuring one or more flow rates of a multiphase fluid and other related methods, apparatuses, devices, and systems.

IPC Classes  ?

• G01F 1/74 - Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
• G01F 1/36 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction

Abstract

The present invention relates to a through BOP lubrication system, which is capable to be run-through a rig blow out preventer BOP, located below the rig floor, the through BOP lubrication system comprising a lubricator having a polished rod, wherein the polished rod at the bottom end thereof comprising a first high torque connection for connection with a dry rod; a riser for connecting the lubricator with the well tubing, wherein the riser is capable of running through a blowout preventer stack; a dry rod, which is arranged within the riser; and wherein the dry rod at the top end thereof comprises a second high torque connection, wherein the dry rod is connected to the polished rod of the lubricator via the first and second high torque connections.

IPC Classes  ?

• E21B 33/068 - Well headsSetting-up thereof having provision for introducing objects or fluids into, or removing objects from, wells
• E21B 33/06 - Blow-out preventers

Abstract

The present invention relates to a method of prediction of hydrocarbon accumulation in a geological region comprising the following steps of: a. Generation of a geological basin model; b. Generation of a geomechanical model; c. Generation of an integrated model; d. Generation of a strain map based on the information obtained in steps a to c; e. Prediction of hydrocarbon accumulation from the strain maps.

IPC Classes  ?

• G01V 99/00 - Subject matter not provided for in other groups of this subclass
• G01V 1/30 - Analysis

Abstract

Embodiments of the present disclosure describe an inline demulsification system (400, 430) including an inline flow conditioner (402,410) for separating a multiphase fluid into a liquid phase (420) and a gas phase (422), wherein the liquid phase (420) includes an emulsion; and an ultrasonic wave device (404), provided downstream from the flow conditioner (402, 410), including one or more ultrasonic probes (442) for emitting ultrasonic waves (452) towards the multiphase fluid, wherein the ultrasonic waves (452) demulsify at least a portion of the emulsion. Embodiments of the present disclosure also describe related systems and methods.

IPC Classes  ?

• B01D 19/00 - Degasification of liquids
• B01D 17/04 - Breaking emulsions
• B01D 17/12 - Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits

Abstract

The present invention relates to a stabilizing system adapted to be used in a deep drilling system. The stabilizing system comprises a longitudinal housing and a spring, preferably a helical spring, arranged inside the housing. Thereby, the stabilizing system is contracted and the spring is compressed along the longitudinal axis of the stabilizing system when an external load is applied in longitudinal direction onto the stabilizing system. The transversal diameter of the stabilizing system increases when the stabilizing system is contracted. Further, the transversal diameter of the stabilizing system decreases when the stabilizing system expands along the longitudinal axis.

IPC Classes  ?

• E21B 17/10 - Wear protectorsCentralising devices

Abstract

The present invention relates to a method for determining a location of hydrocarbon reservoirs using a mechanical properties model of a subsurface geological area. The method comprises the steps of: creating a plurality of presumed seismic sections at the time of deposition based on a seismic interpretation of the subsurface geological area and influences of tectonic time data and tectonic pressure data; creating a mechanical properties model of the subsurface geological area based on the plurality of presumed seismic sections at the time of deposition and the influences of tectonic time data and tectonic pressure data.

IPC Classes  ?

• G01V 1/28 - Processing seismic data, e.g. for interpretation or for event detection
• G01V 1/30 - Analysis

Abstract

A method and system for determination of hydrocarbon accumulations in a subsurface geological area are disclosed. The method comprises creating a structural framework of the subsurface geological area, calculation of a mechanical stress, identifying trapping mechanisms, predicting of a relative fold movement, and estimating of the formation of the hydrocarbon accumulations, and determining the location of the hydrocarbon accumulations in the subsurface geological area. The system used for the determination of the hydrocarbon accumulations comprises an input device for inputting a plurality of data, a properties module for creating a structural framework using the inputted plurality of the data, a processor for the calculation of compressional and tensional forces, fault patterns, and a relative fold movement, an estimation module for estimating the formation of hydrocarbon accumulations, a locator module for determining the presence of hydrocarbon accumulations, and a memory comprising at least one of the structural framework and a data.

IPC Classes  ?

• E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
• G01V 99/00 - Subject matter not provided for in other groups of this subclass
• G06F 11/14 - Error detection or correction of the data by redundancy in operation, e.g. by using different operation sequences leading to the same result

Abstract

a) and/or well completion(s) at centralized down-stream location.

IPC Classes  ?

• E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity

Abstract

A well unloading valve for a petrochemical well tubing comprising a flow passage connecting an annulus outside the tubing with the inside of the tubing; a lock-out sleeve for selectively closing the flow passage, wherein the lock-out sleeve can be moved from an open to a closed position by means of hydraulic pressure within the tubing; an electrically activated motor module for moving a seal, wherein the seal selectively opens a hydraulic connection from the inside of tubing to the lock-out sleeve for moving the lock-out sleeve hydraulically from the open to the closed position; and a check valve within the flow passage for allowing a flow from the annulus into the tubing and for blocking a flow from the tubing into the annulus. Further a method for unloading a petrochemical well tubing is claimed.

IPC Classes  ?

• E21B 34/14 - Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
• E21B 34/06 - Valve arrangements for boreholes or wells in wells
• E21B 34/08 - Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

Abstract

The present invention relates to a method of detection of hydrocarbon horizontal slippage passages comprising the following steps: (a.) slippage passage data acquisition and identification; (b.) slippage passage prediction; (c.) slippage passage characterization; (d.) slippage passage calibration; and (e.) slippage passage parameterization and modelling. The present invention also relates to the use of such a method for positioning a well bore for hydrocarbon production.

IPC Classes  ?

• G01V 11/00 - Prospecting or detecting by methods combining techniques covered by two or more of main groups
• G01V 99/00 - Subject matter not provided for in other groups of this subclass
• E21B 49/00 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
• E21B 47/002 - Survey of boreholes or wells by visual inspection
• E21B 49/02 - Testing the nature of borehole wallsFormation testingMethods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil

Abstract

The present invention relates to a blow-out preventer BOP test spool system, comprising a test spool to be mounted between a well head and a blow-out preventer; the test spool having an inner cylindrical hole extending in vertical direction of the test spool; the inner cylindrical hole in vertical direction comprising an upper section and a lower section, wherein the lower section comprises a smaller inner diameter than the inner diameter of the upper section; and a test plug, insertable into the inner cylindrical hole of the test spool, the test plug having a cylindrical outer shape with an outer diameter that is smaller than the inner diameter of the upper section and is larger than the inner diameter of the lower section, such that the plug can abut a loading shoulder between the upper and lower section and the plug is not able to move further down within the test spool. The invention also relates to a corresponding method for testing a blow-out preventer.

IPC Classes  ?

• E21B 33/06 - Blow-out preventers
• E21B 47/117 - Detecting leaks, e.g. from tubing, by pressure testing

Abstract

Methods and systems are disclosed to determine a permeability value and a permeability image of a rock. The process can include determining labeling of a 3D segment of a rock. The labeled segments can be determined using, for example, computer vision and machine learning and can be used to determine a grain size of a 3D rock segments. The grain size value can be used to determine a permeability value for the 3D rock segment. The permeability value of the 3D rock segment can be used to determine the heterogeneous permeability of the rock.

IPC Classes  ?

• G01N 15/08 - Investigating permeability, pore volume, or surface area of porous materials

Abstract

A computer-implemented method (100) for predicting hydrocarbon fluid properties using machine-learning-based models is provided. The computer-implemented method comprises the step of receiving (101) a incomplete set of pressure-volume-temperature (PVT) data for hydrocarbon fluid samples from a PVT data base; reading (102) the incomplete set of PVT data by a reader module; transforming (103) the incomplete set of PVT data into a unified data structure by the reader module; selecting (104) items of the PVT data from the incomplete set of PVT data by the reader module; processing (105) the selected items of the PVT data by a correlating module to identify a plurality of correlations in the selected items of the PVT data based on one or more of the fluid properties of the hydrocarbon fluid samples; clustering (106), using of at least one of a plurality of clustering schemes, the selected items of the PVT data into a plurality of clusters by a clustering module; and performing (107) machine learning by a machine learning module on ones of the plurality of clusters to predict missing fluid properties in the incomplete set of PVT data and thus to obtain a complete set of PVT data. Further a computer-implemented method (200) for generating equations of state (EoS) for a plurality of hydrocarbon fluids is provided. The computer-implemented method comprises the step of delumping (201) pressure-volume- temperature (PVT) data for hydrocarbon fluid samples from a complete set of PVT data to one of a set of detailed fluid components, or to a common set of components and pseudo- components; lumping (202) the PVT data from the complete set of PVT data into a pre- defined set of components and pre-defined set of pseudo-components to generate a plurality of equation of state (EoS) models; generating (203) for the PVT samples on the PVT data set an EoS model using a same set of tuning parameters and thereby generating an EoS fluid model fingerprint for the hydrocarbon fluid samples; and associating (204) properties of the hydrocarbon fluid samples with the generated EoS fluid model fingerprint.

IPC Classes  ?

• G06N 20/20 - Ensemble learning
• G06F 17/15 - Correlation function computation
• G06F 17/18 - Complex mathematical operations for evaluating statistical data
• G06F 16/215 - Improving data qualityData cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
• G06K 9/62 - Methods or arrangements for recognition using electronic means
• E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
• G01N 33/28 - Oils
• G06F 16/26 - Visual data miningBrowsing structured data

Abstract

The present invention is directed to a pipe or pipe fitting comprising a polyurea-based coating, wherein the pipe or pipe fitting is made from plastic, wherein the plastic is selected from polyolefins, preferably polyethylene (PE) and/or polypropylene (PP). The polyurea-based coating allows for enhanced mechanical strength and performance of the pipe or pipe fitting comprising the polyurea-based coating compared to a corresponding pipe or pipe fitting not comprising the polyurea-based coating, wherein the mechanical strength and performance relate to hydrostatic pressure resistance according to the Hydrostatic Pressure Test under ISO 1167 and/ or resistance to failure according to the Notched Pipe Test under ISO 13479 and/or long-term hydrostatic strength according to ISO 9080:2012 standard. This makes the pipes suitable for high- pressure applications, for example in the Oil and Gas industry, in particular to use of plastic pipes of the present invention comprising a polyurea-based coating for conveying process fluids in both water and hydrocarbon environments.

IPC Classes  ?

• F16L 9/133 - Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
• F16L 9/14 - Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
• F16L 59/14 - Arrangements for the insulation of pipes or pipe systems

Abstract

A method for stimulation of a well (12) in a material formation which includes a workflow for the design of hole-size distribution in the liner of a LEL liner (20) system is modelled, wherein a solution strategy for providing an initial estimate of the number of holes (28) per segment (36) honours the acid coverage per segment and the drop in pressure (dp) across the last one of the holes (28), where the initial estimate can be found from the relationship between interstitial velocity, pump rate, and total cross-sectional hole area for a particular discharge coefficient and liner configuration.

IPC Classes  ?

• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

Abstract

Various hydrogels are described which are useful for the regeneration of methyldiethanolamine which is used to scrub H2S/CO2. Methods of regenerating methyldiethanolamine using such hydrogels are also described.

IPC Classes  ?

• B01J 20/26 - Synthetic macromolecular compounds
• B01J 20/24 - Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
• B01J 20/10 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
• B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

Abstract

A method of regulating at least one parameter of a separator for use in a hydrocarbon production facility is described. The method comprises receiving at least one first temperature value and/ or at least one first pressure value from at least one upstream component, determining a target value for each of the at least one parameter for the separator based on the received at least one first temperature value and/or the at least one first pressure value and regulating the at least one parameter of the separator based on the respective target value. Further, a corresponding apparatus is described.

IPC Classes  ?

• C10G 5/00 - Recovery of liquid hydrocarbon mixtures from gases, e.g. natural gas
• C10G 7/12 - Controlling or regulating

Abstract

An integrated capacity modelling system for monitoring and controlling multiple oil and gas assets, the system comprising a data acquisition module, capable of acquiring upstream data, whereas upstream data may include information from the multiple oil and gas assets; a subsurface and surface processes simulation module, capable of simulating production and injection performance of multiple oil and gas assets from the reservoir to the sales delivery point; a data assimilation module, capable of extracting key features in the data for the purposes of calculating production capacity of multiple oil and gas assets from the acquired upstream data and from the simulation module and for building an asset capacity model thereof; a data presentation module, capable of presenting all the components of the asset capacity model of multiple oil and gas assets, wherein the presentation module is capable of presenting the asset capacity model of multiple oil and gas assets in nodes of a hierarchical structure of a plurality of levels; and a data distribution module, capable of distributing asset capacity of multiple oil and gas assets to multiple users using multiple applications.

IPC Classes  ?

• G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling
• G06F 30/20 - Design optimisation, verification or simulation
• G06Q 50/02 - AgricultureFishingForestryMining
• G06Q 10/10 - Office automationTime management
• G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
• E21B 41/00 - Equipment or details not covered by groups
• G01V 99/00 - Subject matter not provided for in other groups of this subclass

Abstract

Cup tester unit (1) comprising BOP test plug (20) insertable into a casing head housing (40), for sealing a space of drilling systems (100) above the BOP test plug (20); a hanger (10) connected to the lower end of the BOP test plug (20); and a test cup (12) assembled at the outer circumference of the hanger (10), for sealing with the inner surface of a well casing (30). Further, a method of testing a of drilling systems (100) and a connection (42) between a well casing (30) and a casing head housing is claimed.

IPC Classes  ?

• E21B 47/00 - Survey of boreholes or wells

Abstract

The present invention relates to a downhole receptacle for tracer installation, comprising a housing (10); a tracer material (20) arranged within the housing (10), wherein the tracer material (20) is water soluble; and wherein the housing (10) has an outer shape that corresponds to an outer shape of a standard gas lift valve. Further a method for the installation of a downhole receptacle (1) for a tracer is claimed.

IPC Classes  ?

• E21B 47/10 - Locating fluid leaks, intrusions or movements

Abstract

22222S adsorption capacities and/or high reusability.

IPC Classes  ?

• C10G 25/00 - Refining of hydrocarbon oils, in the absence of hydrogen, with solid sorbents
• B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
• B01J 20/30 - Processes for preparing, regenerating or reactivating
• B01D 53/52 - Hydrogen sulfide
• B82Y 40/00 - Manufacture or treatment of nanostructures

Abstract

The present invention relates to a method of prediction of hydrocarbon accumulation in a geological region comprising the following steps of: a.Generation of a geological basin model; b.Generation of a geomechanical model; c.Generation of an integrated model; d.Generation of a strain map based on the information obtained in steps a to c; e.Prediction of hydrocarbon accumulation from the strain maps.

IPC Classes  ?

• G01V 11/00 - Prospecting or detecting by methods combining techniques covered by two or more of main groups
• G01V 99/00 - Subject matter not provided for in other groups of this subclass

Abstract

Embodiments of the present disclosure describe an inline demulsification system (400, 430) including an inline flow conditioner (402,410) for separating a multiphase fluid into a liquid phase (420) and a gas phase (422), wherein the liquid phase (420) includes an emulsion; and an ultrasonic wave device (404), provided downstream from the flow conditioner (402, 410), including one or more ultrasonic probes (442) for emitting ultrasonic waves (452) towards the multiphase fluid, wherein the ultrasonic waves (452) demulsify at least a portion of the emulsion. Embodiments of the present disclosure also describe related systems and methods.

IPC Classes  ?

• B01D 17/04 - Breaking emulsions
• B01D 19/02 - Foam dispersion or prevention

Abstract

Embodiments include a multiphase flowmeter system (300). The multiphase flowmeter system (300) may include a first inline flow conditioner (310) for reducing a slip velocity between a liquid phase and a gas phase of a multiphase fluid, a flowmeter for measuring a flow rate of the multiphase fluid, a second inline flow conditioner (350) for separating the liquid phase and the gas phase of the multiphase fluid, a non-radioactive sensor system for measuring one or more of a gas void fraction of the multiphase fluid and a water-cut of the multiphase fluid, and a processor (480) for computing one or more flow rates of the multiphase fluid. Embodiments further include methods of measuring one or more flow rates of a multiphase fluid and other related methods, apparatuses, devices, and systems.

IPC Classes  ?

• G01F 1/34 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
• G01F 1/36 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction

Abstract

Embodiments include a core plug holding apparatus including a tubular member configured to be inserted into a side pocket of a mandrel, the tubular member having an uphole end, a downhole end, and a core plug section located between the uphole end and the downhole end, wherein the core plug section is used for housing of one or more core plug samples and wherein tubular member includes one or more orifices formed in the core plug section. Embodiments include a method of sampling a well including deploying one or more core plug holding apparatuses into one or more side pocket mandrels of a completion; holding the one or more core plug holding apparatuses in the one or more side pocket mandrels for an incubation period; and retrieving the one or more core plug holding apparatuses from the one or more side pocket mandrels after the passage of the incubation period.

IPC Classes  ?

• E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
• G01N 1/00 - SamplingPreparing specimens for investigation

Abstract

The present invention relates to a through BOP lubrication system (1), which is capable to be run-through a rig blow out preventer BOP (80), located below the rig floor (5), the through BOP lubrication system (1) comprising a lubricator (10) having a polished rod (12), wherein the polished rod (12) at the bottom end thereof comprising a first high torque connection (14) for connection with a dry rod (30); a riser (20) for connecting the lubricator (10) with the well tubing (2), wherein the riser (20) is capable of running through a blowout preventer stack (80); a dry rod (30), which is arranged within the riser (20); and wherein the dry rod (30) at the top end thereof comprises a second high torque connection (32), wherein the dry rod (30) is connected to the polished rod (12) of the lubricator (10) via the first and second high torque connections (14, 32).

IPC Classes  ?

• E21B 33/068 - Well headsSetting-up thereof having provision for introducing objects or fluids into, or removing objects from, wells

Abstract

A method for applying separated wave-field imaging onshore (1) by artificially creating up-going and down-going fields and (2) by using these fields in a migration algorithm. If there are any surface multiples in the data, the resulting image created using the migration algorithm will be distorted by the unknown free-surface reflection coefficient. In fact, the surface multiples may be generated with a complex series of reflection coefficients. The distortions found in the resulting image created using the migration algorithm are then removed.

IPC Classes  ?

• G01V 1/36 - Effecting static or dynamic corrections on records, e.g. correcting spreadCorrelating seismic signalsEliminating effects of unwanted energy

Abstract

A method for applying separated wave-field imaging onshore (1) by artificially creating up-going and down-going fields and (2) by using these fields in a migration algorithm. If there are any surface multiples in the data, the resulting image created using the migration algorithm will be distorted by the unknown free-surface reflection coefficient. In fact, the surface multiples may be generated with a complex series of reflection coefficients. The distortions found in the resulting image created using the migration algorithm are then removed.

IPC Classes  ?

• G01V 1/00 - SeismologySeismic or acoustic prospecting or detecting
• G01V 1/36 - Effecting static or dynamic corrections on records, e.g. correcting spreadCorrelating seismic signalsEliminating effects of unwanted energy

Abstract

A method of seismic acquisition using a dispersed-source array (DSA) comprising two or more sources. The method comprises determining, for each of the two or more sources of the DSA, an individual spectrally-banded waveform. For each of the two or more sources, a primary waveform is formed by repeating the individual spectrally-banded waveform. For each of the two or more sources, a secondary waveform is formed based on the primary waveform. The secondary waveform is spectrally shifted relative to the primary waveform such that secondary waveforms of any two of the two or more sources are spectrally non-overlapping. The blending operator based on the secondary waveform of each of the two or more sources is provided to the DSA. The method also includes performing deblended-data reconstruction of acquired seismic data using one or more properties of the blending operators of the two or more sources.

IPC Classes  ?

• G01V 1/00 - SeismologySeismic or acoustic prospecting or detecting
• G01V 1/30 - Analysis

Abstract

The present invention relates to an apparatus (20) for clearing a plugged control line (12), in particular for clearing a plugged surface controlled sub-surface safety valve (11) control line (12), the apparatus (20) comprising a connecting means (27) configured to connect the apparatus (20) to an upstream end of the plugged control line (12); and a pumping means (21, 22) configured to pump a dissolvent (30) through the connecting means (27) into the control line (12) to build up dissolvent pressure in the control line (12). The invention further comprises a bore system and a method for clearing a plugged control line (12).

IPC Classes  ?

• E21B 41/00 - Equipment or details not covered by groups
• B08B 9/032 - Cleaning the internal surfacesRemoval of blockages by the mechanical action of a moving fluid, e.g. by flushing
• E21B 34/10 - Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole

Abstract

The invention relates to a ram assembly of a blowout preventer and particularly to a pipe ram front packer assembly (100) suitable for a single use, which includes a packing (110) formed of a metal material, where the metal material is sufficiently deformable to collapse around an outer periphery of a drill pipe to seal the annulus of a preventer bore.

IPC Classes  ?

• E21B 33/06 - Blow-out preventers

Abstract

The present invention relates to a method for producing fluids or gases from a horizontal well 10, the method comprising the steps providing a horizontal well 10 having a horizontal production openhole 20, dividing the horizontal production openhole 20 into at least two separate compartments 30, 32 by means of blockers 40, 42, providing for each separate compartment 30, 32 at least one production string 50, 52, and passing fluid or gas 100, 102 from each compartment 30, 32 to the surface 106 via the corresponding production strings 50, 52. The present invention further relates to a fluid or gas production device 1 for horizontal fluid or gas wells.

IPC Classes  ?

• E21B 43/14 - Obtaining from a multiple-zone well
• E21B 33/12 - PackersPlugs
• E21B 33/14 - Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
• E21B 43/116 - Gun or shaped-charge perforators
• E21B 43/16 - Enhanced recovery methods for obtaining hydrocarbons
• E21B 43/32 - Preventing gas- or water-coning phenomena, i.e. the formation of a conical column of gas or water around wells

Abstract

Well unloading valve 1 for a petrochemical well tubing 4 comprising a flow passage 12 connecting an annulus 6 outside the tubing 4 with the inside 5 of the tubing 4; a lock- out sleeve 10 for selectively closing the flow passage 12, wherein the lock-out sleeve 10 can be moved from an open to a closed position by means of hydraulic pressure within the tubing 4; an electrically activated motor module 30 for moving a seal 32, wherein the seal 32 selectively opens a hydraulic connection 34 from the inside 5 of tubing 4 to the lock-out sleeve 10 for moving the lock-out sleeve 10 hydraulically from the open to the closed position; and a check valve 20 within the flow passage 12 for allowing a flow from the annulus 6 into the tubing 4 and for blocking a flow from the tubing 4 into the annulus 6. Further a method for unloading a petrochemical well tubing 4 is claimed.

IPC Classes  ?

• E21B 34/14 - Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools

Abstract

The present invention relates to a system and a method for detecting water break- through at an oil and/or gas production site comprising two or more oil and/or gas producing well(s) (3a) and/or well string(s) (3a). The present invention utilizes chemical in- flow tracers and allows for simultaneous monitoring of water breakthrough for two or more oil and/or gas producing well(s) (3a) and/or well completion(s) at centralized down- stream location.

IPC Classes  ?

• E21B 47/10 - Locating fluid leaks, intrusions or movements

Abstract

The present invention relates to an apparatus (20) for clearing a plugged control line (12), in particular for clearing a plugged surface controlled sub-surface safety valve (11) control line (12), the apparatus (20) comprising a connecting means (27) configured to connect the apparatus (20) to an upstream end of the plugged control line (12); and a pumping means (21, 22) configured to pump a dissolvent (30) through the connecting means (27) into the control line (12) to build up dissolvent pressure in the control line (12).The invention further comprises a bore system and a method for clearing a plugged control line (12).

IPC Classes  ?

• E21B 37/06 - Methods or apparatus for cleaning boreholes or wells using chemical means for preventing or limiting the deposition of paraffins or like substances

Abstract

The present invention relates to a method 1 of detection of hydrocarbon horizontal slippage passages comprising the following steps: (a.) slippage passage data acquisition and identification 10; (b.) slippage passage prediction 20; (c.) slippage passage characterization 30; (d.) slippage passage calibration 40; and (e.) slippage passage parameterization and modelling 70. The present invention also relates to the use of such a method 1 for positioning a well bore for hydrocarbon production.

IPC Classes  ?

• G01 3/38 -
• G01V 99/00 - Subject matter not provided for in other groups of this subclass
• G01V 1/50 - Analysing data

Abstract

The present invention relates to a blow-out preventer BOP test spool system (1), comprising a test spool (10) to be mounted between a well head (30) and a blow-out preventer (40); the test spool (10) having an inner cylindrical hole (12) extending in vertical direction Z of the test spool (1); the inner cylindrical hole (12) in vertical direction Z comprising an upper section (13) and a lower section (14), wherein the lower section (14) comprises a smaller inner diameter D14 than the inner diameter D13 of the upper section (13); and a test plug (20), insertable into the inner cylindrical hole (12) of the test spool (10), the test plug 20 having a cylindrical outer shape with an outer diameter D23 that is smaller than the inner diameter D13 of the upper section 13 and is larger than the inner diameter D14 of the lower section (14), such that the plug 20 can abut a loading shoulder (15) between the upper (13) and lower section (14) and the plug (20) is not able to move further down within the test spool (1). The invention also relates to a corresponding method for testing a blow-out preventer.

IPC Classes  ?

• E21B 33/06 - Blow-out preventers
• E21B 47/00 - Survey of boreholes or wells

Abstract

The present invention relates to an integrated reservoir management system (1) for the management and control of hydrocarbon reservoirs, the system comprising a data quality management engine (110), capable of checking data from multiple real-time, legacy and static data sources (100) for consistency and for substituting poor quality data, and capable of generating a database for validated data (111); a data-driven model (13), capable of providing integrated reservoir-wells-facilities prediction in response to the validated data (111) through a calibration engine (112), and capable of generating forecasts (117) in response to a performance optimization engine (121); an analytic (10) calculation engine (114), capable of calculating reservoir health indicators RHI and storing those reservoir health indicators in the RHI database (118); a diagnostic engine (15), capable of analyzing the reservoir health indicators (118) and the validated data (111) to discover features and to associate those features to reservoir health, and storing conditions of such reservoir health features in a database for insights (119); a risk engine (116), capable of identifying reservoir management risks by analyzing the validated data (11) and the insights (119), and capturing or updating the identified risks in a risk registry (20); a performance optimization engine (121), capable of searching for optimum reservoir performance scenarios by interrogating the data-driven model (113) and providing results scenarios for a recommender engine (122); and a recommender engine (122), capable of assimilating scenarios from the performance optimization engine (121), insights database (119) and risk registry (120), comparing reservoir health indicators against established industry benchmark metrics and in response thereof recommending a set of actions (123), recommending a set of surveillance requirements (124) and recommending a set of ranked opportunities (125).

IPC Classes  ?

• G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
• G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling

Abstract

222. Methods of regenerating methyldiethanolamine using such hydrogels are also described.

IPC Classes  ?

• B01D 15/04 - Separating processes involving the treatment of liquids with solid sorbentsApparatus therefor with ion-exchange materials as adsorbents
• B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography

Abstract

The present invention relates to an imaging system for measuring flow rates of the individual phases of a multiphase flow and for providing images of the multiphase flow, wherein the imaging system is adapted to also measure the thickness of deposits on the internal wall of a pipe, and to a method for analyzing a multiphase flow flowing through a pipe using the imaging system.

IPC Classes  ?

• G01F 1/66 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
• G01F 1/704 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
• G01F 1/708 - Measuring the time taken to traverse a fixed distance
• G01F 1/74 - Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid

Abstract

The present invention relates to an integrated capacity modelling system (1) for monitoring and controlling multiple oil and gas assets (100, 110, 120), the system comprising a data acquisition module (10), capable of acquiring upstream data, whereas upstream data may include information from the multiple oil and gas assets; a subsurface and surface processes simulation module (20), capable of simulating production and injection performance of multiple oil and gas assets from the reservoir to the sales delivery point; a data assimilation module (30), capable of extracting key features in the data for the purposes of calculating production capacity of multiple oil and gas assets from the acquired upstream data and from the simulation module (20) and for building an asset capacity model thereof; a data presentation module (40), capable of presenting all the components of the asset capacity model of multiple oil and gas assets, wherein the presentation module is capable of presenting the asset capacity model of multiple oil and gas assets in nodes of a hierarchical structure of a plurality of levels; and a data distribution module (50), capable of distributing asset capacity of multiple oil and gas assets to multiple users using multiple applications.

IPC Classes  ?

• E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
• G06F 17/50 - Computer-aided design
• G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling

Abstract

The invention relates to a method and apparatus for the optimal tracking and control of an artificial gas lift process. The method and apparatus comprise an algorithm which generates an optimal trajectory of artificial gas lift, based on various set points for selected process variables, and provides a transition of the gas lift process from any unstable operating mode to an optimal stable operating mode.

IPC Classes  ?

• E21B 43/12 - Methods or apparatus for controlling the flow of the obtained fluid to or in wells
• E21B 41/00 - Equipment or details not covered by groups
• G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators

Abstract

The present invention relates to a stabilizing system (100) adapted to be used in a deep drilling system. The stabilizing system (100) comprises a longitudinal housing (110) and a spring (140) preferably a helical spring, arranged inside the housing (110). Thereby, the stabilizing system (100) is contracted and the spring (140) is compressed along the longitudinal axis of the stabilizing system (100) when an external load is applied in longitudinal direction onto the stabilizing system (100). The transversal diameter of the stabilizing system (100) increases when the stabilizing system (100) is contracted. Further, the transversal diameter of the stabilizing system (100) decreases when the stabilizing system (100) expands along the longitudinal axis.

IPC Classes  ?

• E21B 17/10 - Wear protectorsCentralising devices

Abstract

The present invention relates to an oil well drill bit 1, comprising a cylindrical body 10 with a front section 20 facing a drilling direction Z and a rear section 30 for connection of the drill bit 1 with a drill string 40, a circular hole 12 at the center of the cylindrical body 10 extending from the front section 20 to the rear section 30, wherein the rear section 30 comprises threads 32 for the connection with the drill string 40, and the front section 20 comprises a tapered circular ring shape. Furthermore, the present invention relates to a method of oil and/or gas drilling between two casings and the use of a drill bit 1.

IPC Classes  ?

• E21B 10/02 - Core bits

Abstract

A method for determining the temperature in an environment is disclosed. The method comprises the steps of exposing at least one particle to the environment, subsequently extracting the particle from the environment, subsequently analyzing changes in the magnetic properties of the extracted particles, subsequently relating the changes to temperature in the environment. Further, a system for determining the temperature in an environment is disclosed. The system comprising at least one particle with known Curie temperature, a magnetizing device, a separation device, and an analysis device.

IPC Classes  ?

• G01K 7/38 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using magnetic elements, e.g. magnets, coils the variations of temperature influencing the magnetic permeability
• G01K 7/36 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using magnetic elements, e.g. magnets, coils
• B82Y 15/00 - Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
• E21B 47/06 - Measuring temperature or pressure

Abstract

The invention relates to a ram assembly of a blowout preventer and particularly to a pipe ram front packer assembly (100) suitable for a single use, which includes a packing (110) formed of a metal material, where the metal material is sufficiently deformable to collapse around an outer periphery of a drill pipe to seal the annulus of a preventer bore.

IPC Classes  ?

• E21B 33/06 - Blow-out preventers

Abstract

The present invention relates to a method for the extraction of mercury from a mercury-containing hydrocarbon feed, and to the use of a hydrophilic deep eutectic solvent for the extraction of a mercury source from a hydrocarbon feed.

IPC Classes  ?

• C10G 21/27 - Organic compounds not provided for in a single one of groups
• C10G 25/00 - Refining of hydrocarbon oils, in the absence of hydrogen, with solid sorbents

Abstract

1211211) is a pore to give a number of connected pores as a connectivity result. Also described is a system comprising means for carrying out such a method.

IPC Classes  ?

• G01N 15/08 - Investigating permeability, pore volume, or surface area of porous materials
• G06T 7/00 - Image analysis
• G01N 23/046 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]

Abstract

The present invention relates to a method for producing fluids or gases from a horizontal well 10, the method comprising the steps providing a horizontal well 10 having a horizontal production openhole 20, dividing the horizontal production openhole 20 into at least two separate compartments 30, 32 by means of blockers 40, 42, providing for each separate compartment 30, 32 at least one production string 50, 52, and passing fluid or gas 100, 102 from each compartment 30, 32 to the surface 106 via the corresponding production strings 50, 52. The present invention further relates to a fluid or gas production device 1 for horizontal fluid or gas wells.

IPC Classes  ?

• E21B 43/14 - Obtaining from a multiple-zone well

Abstract

A liner for a wellbore having a sidewall in which one or more nozzles are formed is described, wherein the one or more nozzles are plugged by temporary plugs. Also described is a method of completing an open hole well that penetrates a subterranean formation in which a liner having a sidewall in which one or more nozzles are formed, wherein the one or more nozzles are plugged by temporary plugs, is deployed in the well such that the nozzles communicate with the formation.

IPC Classes  ?

• E21B 43/10 - Setting of casings, screens or liners in wells

Abstract

A method and apparatus for estimating a down-hole annulus pressure, and/or a down- hole tubing pressure, and/or a down-hole lift gas rate through a gas injection valve (6) of gas lift system (16), which comprises at least one gas lift choke (4) and at least one gas injection valve (6) and at least one production choke (7). A state estimator is proposed to obtain the values of these down-hole process variables. The estimator contains a number of local estimators and an interpolation module.

IPC Classes  ?

• E21B 43/00 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells

Abstract

The present invention relates to a stabilizing system (100, 200, 300) adapted to be used in a drilling system, wherein the transversal diameter of the stabilizing system (100, 200, 300) increases when drilling forces are applied onto the stabilizing system (100, 200, 300). The invention further comprises a corresponding method for drilling a hole.

IPC Classes  ?

• E21B 17/10 - Wear protectorsCentralising devices

Abstract

The present invention relates to a stabilizing system (100, 200, 300) adapted to be used in a drilling system, wherein the transversal diameter of the stabilizing system (100, 200, 300) increases when drilling forces are applied onto the stabilizing system (100, 200, 300). The invention further comprises a corresponding method for drilling a hole.

IPC Classes  ?

• E21B 17/10 - Wear protectorsCentralising devices

Abstract

The present invention relates to a stabilizing system (100, 200, 300) adapted to be used in a drilling system, wherein the transversal diameter of the stabilizing system (100, 200, 300) increases when drilling forces are applied onto the stabilizing system (100, 200, 300). The invention further comprises a corresponding method for drilling a hole.

IPC Classes  ?

• E21B 17/10 - Wear protectorsCentralising devices