09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Apparatus and instruments for detecting, sensing, monitoring
and measuring radiation; electronic apparatus and
instruments for detecting, sensing, monitoring and measuring
radiation; portable apparatus and instruments for detecting,
sensing, monitoring and measuring radiation; apparatus and
instruments for recording, analysing and displaying
radiation data; apparatus and instruments for recording,
analysing and displaying information concerning radiation
dose; radiation detectors; radiation sensors; radiation
monitors; dosimeters; electronic dosimeters; personal
dosimeters; electronic personal dosimeters; radiation
dosemeters; contamination monitors; radiation contamination
monitors; calibration devices; computer software for use
with apparatus and instruments for detecting, sensing,
monitoring and measuring radiation; computer software for
use with radiation detectors, radiation sensors, radiation
monitors, dosimeters, radiation dosemeters, contamination
monitors computer software for recording, analysing and
displaying radiation data; computer software for recording,
analysing and displaying information concerning radiation
dose; computer software for programming radiation detecting,
sensing, monitoring and measuring apparatus and instruments;
parts and fittings for all of the aforementioned goods. Scientific and technological services and research and
design relating thereto; industrial analysis, industrial
research and industrial design services; services for the
testing of plant; scanning, measurement and diagnostics
services for industrial processes and plant; measurement
services for industrial processes; measurement services for
monitoring and characterising fluid flow; advice services
relating to radiological protection, radiation, radiological
safety, risk assessment, and the design of safe systems of
work; process diagnostics services; design of apparatus and
instruments for measuring; calibration services; calibration
and testing of instruments; calibration and testing of
nuclear density gauges; calibration and testing services
relating to analytical apparatus; calibration and testing
services for radiological apparatus and radiological
measurement instruments; radiation measuring services;
testing for nuclear material; hiring out apparatus and
instruments for detecting, sensing, monitoring and measuring
radiation, electronic apparatus and instruments for
detecting, sensing, monitoring and measuring radiation,
portable apparatus and instruments for detecting, sensing,
monitoring and measuring radiation, apparatus and
instruments for recording, analysing and displaying
radiation data, apparatus and instruments for recording,
analysing and displaying information concerning radiation
dose, radiation detectors, radiation sensors, radiation
monitors, dosimeters, electronic dosimeters, personal
dosimeters, electronic personal dosimeters, radiation
dosemeters, contamination monitors and radiation
contamination monitors; pipeline monitoring and tracking
services; services for evaluating the efficiency of plant
and the detection of flaws and weaknesses in the said plant;
measuring, testing and inspection services for metal
structures, industrial plant, vessels and pipelines;
nucleonic measuring, testing and inspection services;
services for the inspection of subsea structures, vessels,
pipelines and industrial plant; industrial tomography
services; pipeline integrity inspection services; structure
integrity inspection services; services to identify
characteristics of the contents of pipelines, vessels and
structures; services to measure and detect build-up of
deposits within pipelines, structures and vessels; services
to measure and detect gas hydrates within pipelines;
services to identify characteristics of the internal
composition and structure of pipelines, vessels and
structures, including corrosion and erosion detection; pig
detection services; quality control and authentication
services; design and development of computer hardware and
software; information, advisory and consultancy services
relating to all of the aforementioned services.
2.
Methods and Apparatus for Processing a Counting Output
A method of processing a counting output associated with a counting device comprising: (i) calculating a first time-to-count average value based on time-to-count values obtained for a number of events ‘n’ between events x1 and xn; (ii) measuring a time-to-count value associated with event xn+1; and (iii) calculating a second time-to-count average value based on time-to-count values obtained for the number of events ‘n’ between events x2 and xn+1.
A radiation detection apparatus (210) comprises a Geiger-Müller tube (220) comprising a chamber (222) equipped with an anode (230) and a cathode (240); a first connection configured to connect the anode (230) to an anode activation potential; and a second connection configured to connect the cathode (240) to a cathode activation potential, wherein the first connection comprises or consists of a permanent connection to a voltage supply (270). The apparatus comprises a transistor (281) configured to temporarily connect the cathode to its activation potential.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Apparatus and instruments for detecting, sensing, monitoring and measuring radiation; electronic apparatus and instruments for detecting, sensing, monitoring and measuring radiation; portable apparatus and instruments for detecting, sensing, monitoring and measuring radiation; apparatus and instruments for recording, analysing and displaying radiation data; apparatus and instruments for recording, analysing and displaying information concerning radiation dose; radiation detectors; radiation sensors; radiation monitors; dosimeters; electronic dosimeters; personal dosimeters; electronic personal dosimeters; radiation dosemeters; contamination monitors; radiation contamination monitors; calibration devices; downloadable computer software for use with apparatus and instruments for detecting, sensing, monitoring and measuring radiation; downloadable computer software for use with radiation detectors, radiation sensors, radiation monitors, dosimeters, radiation dosemeters, contamination monitors; downloadable computer software for recording, analysing and displaying radiation data; downloadable computer software for recording, analysing and displaying information concerning radiation dose; downloadable computer software for programming radiation detecting, sensing, monitoring and measuring apparatus and instruments; parts and fittings for all of the aforementioned goods. Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; services for the testing of plant; scanning, measurement and diagnostics services for industrial processes and plant; measurement services for industrial processes; measurement services for monitoring and characterising fluid flow; advice services relating to radiological protection, radiation, radiological safety, risk assessment, and the design of safe systems of work; process diagnostics services; design of apparatus and instruments for measuring; calibration services; calibration and testing of instruments; calibration and testing of nuclear density gauges; calibration and testing services relating to analytical apparatus; calibration and testing services for radiological apparatus and radiological measurement instruments; radiation measuring services; testing for nuclear material; hiring out apparatus and instruments for detecting, sensing, monitoring and measuring radiation, electronic apparatus and instruments for detecting, sensing, monitoring and measuring radiation, portable apparatus and instruments for detecting, sensing, monitoring and measuring radiation, apparatus and instruments for recording, analysing and displaying radiation data, apparatus and instruments for recording, analysing and displaying information concerning radiation dose, radiation detectors, radiation sensors, radiation monitors, dosimeters, electronic dosimeters, personal dosimeters, electronic personal dosimeters, radiation dosemeters, contamination monitors and radiation contamination monitors; pipeline monitoring and tracking services; services for evaluating the efficiency of plant and the detection of flaws and weaknesses in the said plant; measuring, testing and inspection services for metal structures, industrial plant, vessels and pipelines; nucleonic measuring, testing and inspection services; services for the inspection of subsea structures, vessels, pipelines and industrial plant; industrial tomography services; pipeline integrity inspection services; structure integrity inspection services; services to identify characteristics of the contents of pipelines, vessels and structures; services to measure and detect build-up of deposits within pipelines, structures and vessels; services to measure and detect gas hydrates within pipelines; services to identify characteristics of the internal composition and structure of pipelines, vessels and structures, including corrosion and erosion detection; pig detection services; quality control and authentication services; design and development of computer hardware and software; information, advisory and consultancy services relating to all of the aforementioned services.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Scientific, research, navigation, surveying, weighing,
measuring, scanning (term considered too vague by the
International Bureau pursuant to Rule 13 (2) (b) of the
Regulations), signalling, detecting, testing, inspecting,
characterising (term considered too vague by the
International Bureau pursuant to Rule 13 (2) (b) of the
Regulations) and teaching apparatus and instruments;
apparatus and instruments for surveying, weighing,
measuring, scanning, detecting, testing, inspecting and
characterising structures, metal structures, subsea
structures, vessels, pipelines, subsea pipelines, risers,
riser bases, caissons, subsea flowlines, jumpers, subsea
wells, manifolds, industrial plant and metal objects (term
considered too vague by the International Bureau pursuant to
Rule 13 (2) (b) of the Regulations); electrical and
electronic apparatus and instruments for analysis,
measurement or control; nucleonic instruments for measuring,
scanning and characterising structures, metal structures,
subsea structures, vessels, pipelines, subsea pipelines,
risers, riser bases, caissons, subsea flowlines, jumpers,
subsea wells, manifolds, industrial plant and metal objects;
industrial tomography instruments and components therefor;
radiological apparatus for industrial purposes,
radiation-measuring instruments; apparatus and instruments
for monitoring plant and processes; apparatus and
instruments for measuring density, fluid flow and process
parameters; apparatus and instruments for scanning
industrial processes and process plant; apparatus for
measuring temperature; apparatus and instruments for
measurement of fluid levels and interfaces; apparatus and
instruments for recording, transmitting, reproducing or
processing sound, images or data; recorded and downloadable
media; computer software; application software; mobile apps;
parts and fittings for all of the aforementioned goods. Scientific and technological services and research and
design relating thereto; industrial analysis, industrial
research and industrial design services; measuring, testing,
diagnostics and inspection services for structures, metal
structures, subsea structures, vessels, pipelines, subsea
pipelines, risers, riser bases, caissons, subsea flowlines,
jumpers, subsea wells, manifolds, industrial plant,
industrial processes and metal objects (term considered too
vague by the International Bureau pursuant to Rule 13 (2)
(b) of the Regulations); nucleonic measuring, testing and
inspection services; services for the inspection of
structures, metal structures, subsea structures, vessels,
pipelines, subsea pipelines, risers, riser bases, caissons,
subsea flowlines, jumpers, subsea wells, manifolds,
industrial plant and metal objects (term considered too
vague by the International Bureau pursuant to Rule 13 (2)
(b) of the Regulations); industrial tomography services;
pipeline integrity inspection services; structure integrity
inspection services; services to identify characteristics of
the contents of pipelines, vessels and structures (term
considered too vague by the International Bureau pursuant to
Rule 13 (2) (b) of the Regulations); services to measure and
detect build-up of deposits within pipelines, structures and
vessels (term considered too vague by the International
Bureau pursuant to Rule 13 (2) (b) of the Regulations);
services to measure and detect gas hydrates within pipelines
(term considered too vague by the International Bureau
pursuant to Rule 13 (2) (b) of the Regulations); services to
identify characteristics of the internal composition and
structure of pipelines, vessels and structures, including
corrosion and erosion detection (term considered too vague
by the International Bureau pursuant to Rule 13 (2) (b) of
the Regulations); pig detection services (term considered
too vague by the International Bureau pursuant to Rule 13
(2) (b) of the Regulations); measurement services for
monitoring and characterising fluid flow; advice services
relating to radiological protection, radiation, radiological
safety, risk assessment, and the design of safe systems of
work (term considered too vague by the International Bureau
pursuant to Rule 13 (2) (b) of the Regulations); process
diagnostics services (term considered too vague by the
International Bureau pursuant to Rule 13 (2) (b) of the
Regulations); design of apparatus and instruments for
measuring; calibration and testing services for radiological
apparatus and radiological measurement instruments; pipeline
monitoring and tracking services (term considered too vague
by the International Bureau pursuant to Rule 13 (2) (b) of
the Regulations); quality control and authentication
services; services for evaluating the efficiency of plant
and the detection of flaws and weaknesses in the said plant
(term considered too vague by the International Bureau
pursuant to Rule 13 (2) (b) of the Regulations);
information, advisory and consultancy services relating to
all of the aforementioned services.
A method of scanning a chemical processing vessel and diagnosing a problem within the chemical processing vessel and/or a problem with a process occurring within the chemical processing vessel, the method comprising: scanning the chemical processing vessel with at least one radiation source and at least one detector to generate density profile data for the chemical processing vessel; saving the density profile data; generating a representation of the chemical processing vessel; associating the density profile data with the representation of the chemical processing vessel whereby each data point of the density profile data is associated with a corresponding location along the representation of the chemical processing vessel indicating the location from which the data point was obtained; displaying the representation of the chemical processing vessel alongside the associated density profile data on a user interface, wherein the user interface is configured to enable a user to select a portion of the representation of the chemical processing vessel on the user interface and to automatically display a corresponding portion of the density profile data in expanded form, whereby said portion of the density profile data can be analysed by the user in greater detail.
An oilfield tracer material comprising: a polymer matrix; and an oilfield chemical tracer, wherein the oilfield chemical tracer is an oil tracer, wherein the oilfield tracer material comprises between 5% and 25% by weight of the oil tracer, and wherein the oil tracer is substantially homogeneously dispersed throughout the polymer matrix at a molecular level.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Scientific, surveying, detecting, testing and inspecting apparatus and instruments, namely, subsea computed tomography (CT) scanners; apparatus and instruments for surveying, measuring, scanning, detecting, testing, inspecting and analyzing subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells and manifolds; nucleonic instruments for measuring, scanning and analyzing, subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells, and manifolds; industrial tomography instruments and components therefor; radiological apparatus for industrial purposes, radiation-measuring instruments; apparatus for measuring temperature; apparatus and instruments for measurement of fluid levels and interfaces; apparatus and instruments for recording, transmitting, reproducing and processing sound, images or data; downloadable computer software for surveying, measuring, scanning, detecting, testing, inspecting and analyzing subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells and manifolds; downloadable application software for surveying, measuring, scanning, detecting, testing, inspecting and analyzing subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells and manifolds; downloadable mobile applications for surveying, measuring, scanning, detecting, testing, inspecting and analyzing subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells and manifolds; parts and fittings for all of the aforementioned goods Scientific and technological services, namely, subsea computed tomography (CT) scanning services, and research and design relating thereto; measuring, testing, diagnostics and inspection services for subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells, and manifolds; nucleonic measuring, testing and inspection services; services for the inspection of subsea structures, pipelines, subsea pipelines, risers, riser bases, caissons, subsea flowlines, jumpers, subsea wells and manifolds; pipeline integrity inspection services; subsea and marine structure integrity inspection services; services to identify characteristics of the contents of pipelines and subsea structures; services to measure and detect build-up of deposits within pipelines and subsea structures); services to measure and detect gas hydrates within pipelines; services to identify characteristics of the internal composition and structure of pipelines, and subsea structures, namely corrosion and erosion detection; pig detection services; measurement services for monitoring and analyzing fluid flow in pipelines; advice services relating to radiological protection, radiation, radiological safety, risk assessment, and the design of safe systems of work relating to subsea structures and pipelines; process diagnostics services relating to subsea structures and pipelines; design of apparatus and instruments for measuring; calibration and testing services for radiological apparatus and radiological measurement instruments; pipeline monitoring and tracking services; quality control and authentication services; information, advisory and consultancy services relating to all of the aforementioned services
An oil field chemical release system for controlled release of an oil field chemical within a hydrocarbon reservoir, well, or wellbore, the oil field chemical release system comprising: a plurality of microcapsules, each microcapsule comprising an oil field chemical and a microencapsulant, wherein the oil field chemical is contained within the microencapsulant; and a continuous bulk polymer matrix, wherein the plurality of microcapsules are disposed within the continuous bulk polymer matrix, wherein the oil field chemical release system is configured to allow the oil field chemical to move through the microencapsulant into the continuous bulk polymer matrix and through the continuous bulk polymer matrix to be released through a surface of the bulk polymer matrix into the hydrocarbon reservoir, well, or wellbore at a controlled rate, and wherein the oil field chemical release system is configured to provide a release profile.
An apparatus for determining the identity, location or level of one or more material phases or the location of an interface between two material phases, the apparatus comprising: an array of radio frequency (RF) transmitters and receivers for transmitting and receiving RF signals, the array being configured to be at least partially submerged within one or more material phases; and a Faraday cage in which the array of RF transmitters and receivers is disposed, the Faraday cage defining a measurement zone in which RF signals from the RF transmitters are contained and external RF signals are excluded, at least a portion of the one or more material phases being disposed within the measurement zone when the array is submerged within the one or more material phases; wherein the transmitters are arranged to transmit RF signals into the one or more material phases in the measurement zone when the array is submerged within the one or more material phases, and the receivers are arranged to receive RF signals passing through the one or more material phases in the measurement zone when the array is submerged within the one or more material phases; the apparatus being configured to process the received RF signals to determine the identity, location, or level of the one or more material phases or the location of an interface between two material phases.
A method of scanning an industrial chemical vessel to monitor a chemical process within the industrial chemical vessel, the method comprising: positioning a first unmanned aerial vehicle (UAV) carrying a gamma radiation source on one side of the vessel, positioning a second UAV carrying a gamma radiation detector on an opposite side of the vessel, moving the first and second UAVs to scan the vessel by passing gamma radiation through the vessel from the radiation source carried by the first UAV to the radiation detector carried by the second UAV thereby measuring a density profile, identifying a location of one or more fluid layers within the industrial chemical vessel, and determining if a chemical process within the industrial chemical vessel is operating correctly based on the location of the one or more fluid layers within the industrial chemical vessel identified using the first and second UAVs.
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01N 23/06 - 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 measuring the absorption
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]
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
An apparatus for determining the identity, location or level of one or more material phases or the location of an interface between two material phases within a vessel, the apparatus having a transmitter for transmitting an electromagnetic transmission signal, a receiver for receiving an electromagnetic return signal, and an enclosure configured to be at least partially submerged within the one or more material phases in the vessel, the enclosure comprising a wall defining an interior and an exterior of the apparatus to seal the apparatus from ingress of the one or more material phases into the apparatus when submerged within the one or more material phases in the vessel, the enclosure wall being non-transparent to the electromagnetic transmission signal.
G01F 23/04 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
Scanning method and apparatus comprising a buoyancy material and a remotely operated vehicle (ROV) for scanning an underwater pipeline or a process vessel
The invention discloses a scanning method and apparatus suitable for scanning a pipeline or a process vessel in which a beam of gamma radiation from a source is emitted through the pipeline or the process vessel to be detected by an array of detectors, which are each collimated to detect gamma radiation over a narrow angle relative to a width of the emitted beam of gamma radiation.
G01N 23/04 - 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
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]
G01N 23/083 - 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 measuring the absorption the radiation being X-rays
G01N 23/087 - 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 measuring the absorption the radiation being X-rays using polyenergetic X-rays
G01N 23/18 - Investigating the presence of defects or foreign matter
G01V 5/00 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
G01N 23/06 - 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 measuring the absorption
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 1/02 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
An apparatus for determining the identity, location, or level of one or more material phases or the location of an interface between two material phases within a defined volume having, a linear array of units configured to generate and detect electromagnetic radiation; an elongate enclosure containing the array of units, being at least partially transparent to the electromagnetic radiation generated by the units; the apparatus being configured to be at least partially submerged within the one or more material phases within the defined volume, the linear array of units being configured to generate transmission signals through the at least partially transparent elongate enclosure to the one or more material phases surrounding the enclosure at locations along the length of the enclosure, and to receive return signals through the elongate enclosure at locations along the length of the enclosure from the one or more material phases surrounding the enclosure.
A method for monitoring the production from different zones/sections along a well bore in a subsurface reservoir to draw inferences regarding production gases emerging from the subsurface reservoir, comprising: dividing the reservoir into a plurality of different zones/sections along the well bore; in a completion stage, deploying along the well bore in each such zone/section a release system for the release of at least one oil and/or water tracer material, such that a unique tracer formulation is provided in association with each respective such zone section; in a production stage, producing fluid from the reservoir, separating, sampling and testing liquids from the produced fluid and detecting the tracer materials in the produced liquids, drawing inferences from the detected levels of the tracer materials in the produced liquids regarding the production gases emerging from the subsurface reservoir.
that is configured to process the measurement data from the plurality of measurement modules and generate a level or density profile of the fluid column.
G01F 23/36 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using electrically actuated indicating means
G01N 9/18 - Special adaptations for indicating, recording, or control
G01F 25/20 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
17.
Oil field chemical-carrying material and process for making the same
An oil field chemical-carrying material comprising polymeric particles and a process for making the same are disclosed. An oil field chemical is integrally incorporated into the granulated particle. The oil field chemical is in particular a tracer and the particle is in particular a proppant for use in hydraulic fracturing of a subterranean formation. Methods of delivering oil field chemicals, methods of monitoring subterranean formations, methods of tracing flow of fluid from hydrocarbon reservoirs and methods of hydraulic fracturing subterranean formations are also disclosed.
C09K 8/92 - Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity
C09K 8/68 - Compositions based on water or polar solvents containing organic compounds
C09K 8/70 - Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
C09K 8/80 - Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
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
E21B 41/02 - Equipment or details not covered by groups in situ inhibition of corrosion in boreholes or wells
E21B 43/267 - Methods for stimulating production by forming crevices or fractures reinforcing fractures by propping
B01J 2/00 - Processes or devices for granulating materials, in generalRendering particulate materials free flowing in general, e.g. making them hydrophobic
B01J 13/02 - Making microcapsules or microballoons
B29B 9/12 - Making granules characterised by structure or composition
18.
Detection method and detector apparatus for correcting count rate for dead time
A method of detection of radiation is described. The method comprises providing at least one source of radiation; providing at least one detector capable of detecting radiation from the source; causing said source to emit radiation along a predetermined radiation path towards said detector; during a measurement period, detecting successive count events corresponding to photons from the source detected by the detector; measuring a duration of each such count event to determine a dead time associated with each count event; calculating a total dead time for the measurement period as the sum of each determined dead time associated with each count event; determining a photon count rate from the total number of count events during the measurement period; calculating a corrected count rate by applying a correction factor based on subtracting the total dead time from the measurement period. A method of scanning an object and apparatus for performing the methods are also disclosed.
The invention discloses a scanning method and apparatus suitable for scanning a pipeline or a process vessel in which a beam of gamma radiation from a source is emitted through the pipeline or the process vessel to be detected by an array of detectors, which are each collimated to detect gamma radiation over a narrow angle relative to a width of the emitted beam of gamma radiation.
G01N 23/04 - 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
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]
G01N 23/18 - Investigating the presence of defects or foreign matter
G01N 23/083 - 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 measuring the absorption the radiation being X-rays
G01N 23/087 - 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 measuring the absorption the radiation being X-rays using polyenergetic X-rays
G01V 5/00 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
G01N 23/06 - 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 measuring the absorption
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 1/02 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
20.
Sustained release system for reservoir treatment and monitoring
Provided are compositions containing a mixture of microcapsules and a bulk polymer, where the microcapsules have an oil field chemical contained within the microcapsules. The microcapsules can be present in a variety of configurations. The microcapsules contain a core or a micro-matrix containing the oil field chemicals. The core or micro-matrix can be surrounded by one or more polymeric shells, where each shell contains at least one polymer that affects the release of the oil field chemical from the composition. The compositions provide for the sustained release of an oil field chemical into fluid in an oil field reservoir over long periods of time. Also provided are methods of making the compositions and articles containing the compositions, along with methods are of tracing the movement of fluid in a hydrocarbon reservoir using the compositions, and methods of providing for the sustained release of oil field chemicals.
C09K 8/92 - Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
C09K 8/58 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity
C09K 8/52 - Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
E21B 43/267 - Methods for stimulating production by forming crevices or fractures reinforcing fractures by propping
E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
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
E21B 41/02 - Equipment or details not covered by groups in situ inhibition of corrosion in boreholes or wells
21.
Scanning method and apparatus comprising a buoyancy material for scanning an underwater pipeline or a process vessel
Disclosed herein are a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation over a narrow angle relative to the width of the emitted radiation beam.
G01N 23/04 - 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
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]
G01N 23/06 - 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 measuring the absorption
G01N 23/083 - 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 measuring the absorption the radiation being X-rays
G01N 23/087 - 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 measuring the absorption the radiation being X-rays using polyenergetic X-rays
G01N 23/18 - Investigating the presence of defects or foreign matter
G01V 5/00 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 1/02 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
An adapter apparatus includes a generally cylindrical adapter body 14 including a channel 16 extending axially therethrough, the adapter body having an interior surface bounding the channel, and an exterior surface 18, a generally circular external cross section and an interior cross section which is adapted to engage at least one object 10, the external surface being formed from a material which is capable of supporting a scanning or testing apparatus at a constant distance from the origin of the circle forming the external cross section.
G01N 23/18 - Investigating the presence of defects or foreign matter
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]
Oil field chemical delivery fluids, methods for their use in the targeted delivery of oil field chemicals to subterranean hydrocarbon reservoirs and methods for tracing fluid flow
Oil field chemical delivery fluids containing a mixture of a base fluid and microcapsules having an oil field chemical contained within the microcapsule are described. Chemical groups in the outer surface of the microcapsules interact with the base fluid and promote the dispersibility of the microcapsules in the base fluid. Chemical groups in the outer surface of the microcapsules interact with the targeted areas of a hydrocarbon reservoir and promote the substantivity of the microcapsules to the targeted areas of the reservoir. The oil field chemical delivery fluids provide for the placement of microcapsules in a desired location within the well and/or reservoirs using properties such as the density of the microcapsules. Methods of making oil field chemical delivery fluids, systems containing oil field chemical delivery fluids, methods of fracturing rock in a reservoir and tracing the movement of fluid in a hydrocarbon reservoir using these fluids are described.
E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity
C09K 8/80 - Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
C09K 8/536 - Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning characterised by their form or by the form of their components, e.g. encapsulated material
C09K 8/50 - Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
C09K 8/58 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
C09K 8/516 - Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls characterised by their form or by the form of their components, e.g. encapsulated material
C09K 8/92 - Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
C09K 8/52 - Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
C09K 8/528 - Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates
C09K 8/54 - Compositions for in situ inhibition of corrosion in boreholes or wells
C09K 8/588 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
C09K 8/70 - Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
C09K 8/74 - Eroding chemicals, e.g. acids combined with additives added for specific purposes
25.
Sustained release system for reservoir treatment and monitoring
Compositions containing a mixture of microcapsules and a bulk polymer, where the microcapsules have an oil field chemical contained within the microcapsules are provided. The microcapsules can be present in a variety of configurations. The microcapsules contain a core or a micro-matrix containing the oil field chemicals. The core or micro-matrix can be surrounded by one or more polymeric shells, where each shell contains at least one polymer that affects the release of the oil field chemical from the composition. The compositions provide for the sustained release of an oil field chemical into fluid in an oil field reservoir over long periods of time. Methods of making the compositions and articles containing the compositions are also provided. Further provided are methods of tracing the movement of fluid in a hydrocarbon reservoir using the compositions, and methods of providing for the sustained release of oil field chemicals.
E21B 47/10 - Locating fluid leaks, intrusions or movements
C09K 8/92 - Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
C09K 8/58 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
C09K 8/52 - Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
E21B 43/267 - Methods for stimulating production by forming crevices or fractures reinforcing fractures by propping
E21B 49/08 - Obtaining fluid samples or testing fluids, in boreholes or wells
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
E21B 41/02 - Equipment or details not covered by groups in situ inhibition of corrosion in boreholes or wells
26.
Method of monitoring a parameter of a hydrocarbon well, pipeline or formation
A method of monitoring a parameter of a hydrocarbon well, pipeline or formation is provided. The method comprises introducing a tracer into the hydrocarbon well, pipeline or formation; producing a fluid from the hydrocarbon well, pipeline or formation; and analyzing the fluid to determine if the tracer is present in the fluid. The tracer comprises a halogenated alkoxylated-benzoic acid, an alkoxylated benzene sulfonic acid, a salt of a halogenated alkoxylated-benzoic acid or a salt of an alkoxylated benzene sulfonic acid.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
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
A tracer-liner portion comprises an inner tube and an outer tube, each including at least one wall having an internal surface and an external surface, the walls of the inner tube and the outer tube being impermeable to fluid flow, the outer tube having an internal diameter which is larger than the outer diameter of the inner tube, the inner tube being arranged coaxially within the outer tube such that at least a portion of the external surface of the inner tube is covered by the outer tube; the internal diameter of the outer tube exceeds the outer diameter of the inner tube by an amount sufficient to form a space between the external surface of the inner tube and the internal surface of the outer tube, and a tracer material containing a tracer compound is present in the space.
Compositions having a core and a coating that covers at least part of the core, where the core comprises a mixture of at least one oil field chemical and at least one core matrix polymer are described. The composition provides a slower release of an oil field chemical into an eluent compared to the release provide by the core. The compositions provide for the controlled release of tracer over long periods of time than is provided by the release from the core. Methods of making the compositions and systems containing the compositions are described. Methods of tracing the movement of fluid in a hydrocarbon reservoir using the compositions and methods of releasing biocides and other well treatment agents into reservoir fluids over time are also described.
C09K 8/03 - Specific additives for general use in well-drilling compositions
C09K 8/58 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
C09K 8/68 - Compositions based on water or polar solvents containing organic compounds
C09K 8/70 - Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
C09K 8/88 - Compositions based on water or polar solvents containing organic compounds macromolecular compounds
C09K 8/92 - Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
E21B 47/11 - Locating fluid leaks, intrusions or movements using tracersLocating fluid leaks, intrusions or movements using radioactivity
29.
Subsea apparatus for monitoring density or integrity of a subsea structure or its contents and method for generating power on a rotating part of a subsea apparatus for monitoring density or integrity of the subsea structure or its contents
A subsea apparatus (1, 201) is disclosed. The subsea apparatus (1, 201) comprises a first part (2, 202) and a second part (3, 203) rotatably mounted on the first part (2, 202). The second part (3, 203) comprises electrically powered components (16). A motor (8, 208) is mounted on the first part (2, 202) and configured to drive rotation of the second part (3, 203) relative to the first part (2, 202). The apparatus also comprises a generator (12, 212) mounted on the second part (3, 203) such that rotation of the second part (3, 203) relative to the first part (2, 202) drives the generator (12, 212) to generate power for the electrically powered components (16). A method of providing power to a rotating part of a subsea apparatus (1, 201) is also disclosed.
H02K 11/35 - Devices for recording or transmitting machine parameters, e.g. memory chips or radio transmitters for diagnosis
F16H 1/06 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
G01N 23/06 - 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 measuring the absorption
A subsea apparatus and method for scanning a subsea structure to detect differences in density between different parts of the subsea structure is described. A source of gamma radiation and a plurality of detectors arranged to detect gamma radiation emitted by the source are provided. The subsea structure is positioned between the source and the detectors, and the detectors and the source rotated in a fixed relationship to each other about an axis of rotation located between the detectors and the source. The plurality of detectors are arranged in a linear array, the linear array being substantially parallel to the axis of rotation. A pixelated detector array and a source container are also disclosed.
G01N 23/20066 - Measuring inelastic scattering of gamma rays, e.g. Compton effect
G01N 23/18 - Investigating the presence of defects or foreign matter
G01T 1/178 - Circuit arrangements not adapted to a particular type of detector for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain-water
31.
Scanning method and apparatus comprising a buoyancy material for scanning a pipeline or a process vessel
The invention discloses a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation over a narrow angle relative to the width of the emitted radiation beam.
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]
G01V 5/00 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 1/02 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
32.
Apparatus and method for determining a level of a fluid within a vessel
An apparatus and method for determining a level of a fluid within a vessel are disclosed. The apparatus includes: a source unit for emitting a beam of radiation into the interior of the vessel, the source unit including a source of radiation and a collimator for collimating radiation emitted by the source to provide the beam, wherein the source unit is adjustable to vary an angle of the beam with respect to horizontal; at least one detector for detecting radiation emitted by the source and having passed through at least a portion of the interior of the vessel; and a processor for: recording data corresponding to an amount of radiation detected at the at least one detector as a function of angle of the beam; and determining the level of the fluid, based on a variation of the data with the angle of the beam.
An apparatus (2) for determining thickness of refractory material (4) lining a metal vessel (6) is disclosed. The apparatus includes a radiation source (16) for emitting radiation through a metal wall of the vessel and into the refractory material, wherein some of the radiation is scattered by the refractory material, and a radiation detector (20) for detecting radiation scattered by the refractory material through the wall of the vessel. A converter provides an output signal dependent on the quantity of radiation scattered by the refractory material through the wall of the vessel and detected by the radiation detector.
G01B 15/02 - Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
An apparatus for scanning a structure to detect density differences between different structure parts, the apparatus includes a source of gamma radiation, a plurality of first detectors arranged to detect radiation emitted by the source along a plurality of respective first paths, a plurality of second detectors arranged to detect radiation emitted by the source along a plurality of respective second paths. Each first and second path is substantially aligned with a respective radius of a circle centered on the source, and an angular separation between at least two neighboring first paths is S. The first and second detectors and the source are arranged for rotation in a fixed relationship with respect to each other, about an axis of rotation located between the source and detectors, wherein the axis of rotation is substantially orthogonal to the circle. An asymmetric collimator block directs gamma radiation from the source to the detectors.
An apparatus and method for scanning a structure for detecting variations in density of a structure, the apparatus (10) includes: a source of radiation (20); a plurality of detectors (30), arranged for receiving radiation emitted by the source along a plurality of respective paths (26); the apparatus configured such that, a structure (100) to be scanned is positionable between the detectors and the source; collimation elements (40) including a plurality of collimator channels (42), each located between a respective detector and the source; and collimation adjustment element (60). The apparatus, in a first configuration, provides a first resolution (r1) in an axial direction substantially orthogonal to a plane including the source and plurality of paths; and, in a second configuration, the collimation adjustment element is positioned between the collimation elements and the source such that the apparatus provides a second resolution (r2) in the axial direction; wherein r2
−3. The provision of a spacer in the radiation path enables more radiation to be passed along the radiation path because water can be replaced with a material which is less attenuating to radiation.
An adapter apparatus includes a generally cylindrical adapter body 14 including a channel 16 extending axially therethrough, the adapter body having an interior surface, bounding the channel, and an exterior surface 18, a generally circular external cross section and an interior cross section which is adapted to engage at least one object 10, the external surface being formed from a material which is capable of supporting a scanning or testing apparatus at a constant distance from the origin of the circle forming the external cross section.
G01N 23/18 - Investigating the presence of defects or foreign matter
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]
A scanning method, which is a method of identifying a change in the density of an object, includes arranging a source of ionizing radiation and an array of radiation detectors Dn, where n is an integer from 1 to N, capable of detecting the radiation in such a way that radiation counts are counted by the detectors as the source and detectors are rotated around the object. Detectors are arranged in conjugate pairs so that missing data due to a malfunctioning detector may be filled in from its conjugate.
G12B 13/00 - Calibrating of instruments or apparatus
G01N 23/02 - 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
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]
A scanning method which is a method of identifying a change in the density of an object includes arranging a source of ionizing radiation and an array of radiation detectors Dn, where n is an integer from 1 to N, capable of detecting the radiation in such a way that radiation counts are counted by the detectors as the source and detectors are rotated around the object and normalized counts values are collated in a matrix such that a pattern may be detected within the matrix from which the presence of a change in the density of the object at a location lying on at least one of the radiation paths may be inferred.
G01N 23/18 - Investigating the presence of defects or foreign matter
G01N 23/04 - 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
An apparatus for measuring radiation includes a plurality of detectors (2), each detector (2) including: a scintillating material (4) for emitting light in response to incident radiation (6), and a photodetector (8) for receiving light emitted by the scintillating material (4) and outputting an electrical pulse in response to light received from the scintillating material (4), wherein a parameter characterising the electrical pulse is related to an energy associated with the incident radiation (6); and a power supply (10) for supplying power to a plurality of the photodetectors (8). The apparatus reduces the volume of hardware to be transported to the measurement location and therefore provides particular advantages for scanning pipelines and other structures located deep underwater.
a). The invention reduces the volume of the apparatus and therefore provides particular advantages for use in scanning pipelines and other structures located deep subsea.
A tracer material for tracing fluid flows from a hydrocarbon reservoir. The tracer material is a particulate tracer material including a plurality of particles of a porous particulate solid material, the particles having pores containing a tracer composition characterised in that a retaining material overlies the tracer composition in at least some of the pores. The retaining material retards the release of the tracer material so that the tracer is released at a more constant rate over a longer period than in the absence of the retaining material.
An apparatus for transferring data from a first part of a measuring apparatus to a second part includes a signal transmitting part mounted to the second part and having first antennae for receiving first electrical signals representing data from the second part and emitting electromagnetic radiation corresponding to the first electrical signals, and a signal receiving part mounted to the first part but separated from and rotating relative to the signal transmitting part. The signal receiving part includes a second antenna for receiving electromagnetic radiation and generating second electrical signals corresponding to the first electrical signals. The signal transmitting part and the signal receiving part include respective radiation guide elements adapted to cause less attenuation of the electromagnetic radiation passing through the radiation guide elements than when passing through water, so that the electromagnetic radiation can be continuously transmitted from the signal transmitting part to the signal receiving part.
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
H01Q 1/04 - Adaptation for subterranean or subaqueous use
A tracer-liner portion includes an inner tube and an outer tube, each including at least one wall having an internal surface and an external surface, the walls of the inner tube and the outer tube being impermeable to fluid flow, the outer tube having an internal diameter which is larger than the outer diameter of the inner tube, the inner tube being arranged coaxially within the outer tube such that at least a portion of the external surface of the inner tube is covered by the outer tube; the internal diameter of the outer tube exceeds the outer diameter of the inner tube by an amount sufficient to form a space between the external surface of the inner tube and the internal surface of the outer tube, and a tracer material containing a tracer compound is present in the space.
A source container for a radiation source includes a vessel having an external wall defining a space within which is located a shield formed from a radiation absorbing material and defining a cavity for receiving a radiation source, the shield including a window extending from the cavity through the radiation absorbing material, and at least two shutters, each shutter being movable between a closed position in which the shutter covers the window and an open position in which the shutter does not cover the window. The provision of two or more shutters provides a way to emit radiation of different intensities from the same source and container.
G01F 23/00 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
G21K 1/04 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
G21F 5/015 - Transportable or portable shielded containers for storing radioactive sources, e.g. source carriers for irradiation unitsRadioisotope containers
G21F 5/02 - Transportable or portable shielded containers with provision for restricted exposure of a radiation source within the container
G21G 4/06 - Radioactive sources other than neutron sources characterised by constructional features
An apparatus (10) and method for determining a level (24) of a fluid (22) within a vessel (20) are disclosed. The apparatus (10) comprises: a source unit (12) for emitting a beam (18) of radiation into the interior of the vessel(20), the source unit (12) comprising a source (14) of radiation and a collimator (16) for collimating radiation emitted by the source (14) to provide said beam(18), wherein said source unit (12) is adjustable to vary an angle (?) of the beam (18) with respect to horizontal (34); at least one detector (26) for detecting radiation emitted by the source(14)and having passed through at least a portion of the interior of the vessel(20); and processing means for: recording data corresponding to an amount of radiation detected at said at least one detector (26) as a function of angle (?) of the beam(18); and determining the level (24) of the fluid(22), based on a variation of said data with the angle (T) of the beam (18).
A method for determining the position of a liquid interface between a lower tray and an upper tray in a process apparatus such as a distillation column, using gamma scanning and comparing the maximum count rate of gamma photons measured between two trays with the count rate attributed to scanning through the apparatus filled with vapor. The method enables the operating parameters of the apparatus to be optimized and provides a manner of calculating the % flood of an individual tray.
G01F 23/22 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
G01F 23/00 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Apparatus and instruments for measuring, scanning and
characterising structures, vessels, pipelines, industrial
plant and metal objects; nucleonic instruments for
measuring, scanning and characterising structures, vessels,
pipelines, industrial plant and metal objects; industrial
tomography instruments and components thereof; parts and
fittings for the aforesaid goods. Measuring, testing and inspection services for metal
structures, industrial plant, vessels and pipelines;
nucleonic measuring, testing and inspection services;
services for the inspection of subsea structures, vessels
pipelines and industrial plant; industrial tomography
services; pipeline integrity inspection services; structure
integrity inspection services; services to identify
characteristics of the contents of pipelines, vessels and
structures; services to measure and detect build-up of
deposits within pipelines, structures and vessels; services
to measure and detect gas hydrates within pipelines;
services to identify characteristics of the internal
composition and structure of pipelines, vessels and
structures, including corrosion and erosion detection; pig
detection services.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Apparatus and instruments for measuring, scanning and characterising structures, vessels, pipelines, industrial plant and metal objects; nucleonic instruments for measuring, scanning and characterising structures, vessels, pipelines, industrial plant and metal objects; industrial tomography instruments and components thereof; parts and fittings for the aforesaid goods Measuring, testing and inspection services for metal structures, industrial plant, vessels and pipelines; nucleonic measuring, testing and inspection services; services for the inspection of subsea structures, vessels pipelines and industrial plant; industrial tomography services; pipeline integrity inspection services; structure integrity inspection services; services to identify characteristics of the contents of pipelines, vessels and structures; services to measure and detect build-up of deposits within pipelines, structures and vessels; services to measure and detect gas hydrates within pipelines; services to identify characteristics of the internal composition and structure of pipelines, vessels and structures, namely, corrosion and erosion detection; pig detection services
A detector probe, for detecting ionizing radiation and which is suitable for use in a nucleonic instrument usable in locations having a high ambient temperature, includes an array of radiation detectors mounted on a support and a heat pipe for cooling the detector probe. The nucleonic instrument incorporating such a detector probe is also described.
G01T 7/00 - Details of radiation-measuring instruments
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
A nucleonic density profiler includes a detector probe, for detecting ionizing radiation, includes an array of sources of ionizing radiation, an array of radiation detectors and a circuit board including at least two circuit board portions. A power source and electronic apparatus includes a control unit and a signal and data processor for calculating a density profile of the material phases using signals generated by the detectors in response to radiation received from the radiation sources.
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
The invention discloses a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation over a narrow angle relative to the width of the emitted radiation beam.
G01N 23/04 - 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
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 1/02 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
54.
Photomultiplier apparatus and radiation detector incorporating such apparatus
A radiation detection apparatus (2) is disclosed. The apparatus includes a housing (20), a window (26) at least partially transparent to electromagnetic radiation in a first wavelength range and a photomultiplier tube (24) for generating an electrical output signal dependent on the intensity of the electromagnetic radiation. A resiliently deformable optical coupling (28) is located between the window and the photomultiplier tube for allowing at least some electromagnetic radiation passing through the window to enter the photomultiplier tube, and a scintillator element 8 converts gamma radiation into visible light in the first wavelength range entering the photomultiplier tube.
G01J 1/20 - Photometry, e.g. photographic exposure meter by comparison with reference light or electric value intensity of the measured or reference value being varied to equalise their effects at the detector, e.g. by varying incidence angle
An instrument adapted for the determination of fluid levels within a vessel by the comparison of the density of the fluid along the length of the instrument, said instrument comprising: (i) at least one generally linear source array comprising a plurality of sources of penetrating radiation, shielding and collimation means and a source supporting structure for supporting the sources and shielding and collimation means in a linear array (ii) at least one generally linear detector array comprising a plurality of radiation detectors, supported on a detector support structure, capable of detecting radiation emitted by the sources, and (iii) means to position the source and a respective detector array such that (a) radiation emitted from each of the sources is capable of following a linear path from the source, through the vessel and material to at least a respective one of the detectors forming a part of the respective detector array, and (b) the linear axis of the source array and the linear axis of its respective detector array are substantially parallel to each other (iv) means for analyzing the detector output signals to determine the density of the medium traversed by the beams of radiation in passing from a source to a detector characterized in that the detector support structure and/or its associated electrical circuits and connectors is formed from a plurality of modular portions, each modular portion being adapted to be joined to an adjacent portion to provide a detector array of the required length.
d. calculating, from the spectrum, the concentration of the tracer in the sample relative to the concentration of a second component of the composition.
C10L 1/223 - Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond having at least one amino group bound to an aromatic carbon atom
C10L 1/232 - Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring
The invention includes a method for determining the position of a liquid interface between a lower tray and an upper tray in a process apparatus such as a distillation column, using gamma scanning and comparing the maximum count rate of gamma photons measured between two trays with the count rate attributed to scanning through the apparatus filled with vapour. The method enables the operating parameters of the apparatus to be optimised and provides a means of calculating the % flood of an individual tray.
A radiation detector module includes a radiation detector, power source and wireless communication elements all housed within a flame-proof enclosure. The enclosure has a portion through which wireless transmissions can pass. The radiation detector module may be suitable for use in a hazardous area containing a potentially explosive gas mixture.
Disclosed is an instrument for detecting neutron backscatter from an object including a source of neutrons (12), a neutron detector (14) capable of detecting thermal neutrons and a housing (10) which is impervious to water and having at least one external operating surface (20) for placing adjacent the object, the source and detector being located within the housing in such a way that the distance between the detector and the operating surface(s) is less than 25 mm and the distance between the detector and any other external surface of the housing is at least 50 mm.
A method of tracing flow of hydrocarbon from a subterranean reservoir including forming a dispersion, injecting a hydraulic fracturing fluid containing the dispersion down a well penetrating a hydrocarbon reservoir, thereafter collecting a sample of hydrocarbon fluid flowing from the reservoir, and analyzing the sample to determine whether the tracer compound is present in the sample. The dispersion includes a discontinuous condensed phase having a hydrocarbon-soluble tracer compound and a continuous phase which includes an aqueous liquid.
E21B 43/26 - Methods for stimulating production by forming crevices or fractures
E21B 47/10 - Locating fluid leaks, intrusions or movements
C09K 8/00 - Compositions for drilling of boreholes or wellsCompositions for treating boreholes or wells, e.g. for completion or for remedial operations
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
C09K 8/68 - Compositions based on water or polar solvents containing organic compounds
A detector probe for detecting ionizing radiation includes at least one detector (14) mounted on a support (12), and an electrically operated source of heat (18) arranged on the support in proximity to the detector so that the temperature of the detector may be changed by operation of the heat source. The detector probe may be used in the manufacture of a level gauge or density profiler.
G01F 23/28 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
G01T 1/18 - Measuring radiation intensity with counting-tube arrangements, e.g. with Geiger counters
G01T 7/00 - Details of radiation-measuring instruments
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
A detector probe, for detecting ionising radiation and which is suitable for use in a nucleonic instrument usable in locations having a high ambient temperature, comprises an array of radiation detectors mounted on a support and a heat pipe for cooling the detector probe. The invention further comprises a nucleonic instrument incorporating such a detector probe.
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/18 - Measuring radiation intensity with counting-tube arrangements, e.g. with Geiger counters
G01T 7/00 - Details of radiation-measuring instruments
A radiation detection apparatus (2) is disclosed. The apparatus comprises a housing (20), a window (26) at least partially transparent to electromagnetic radiation in a first wavelength range and a photomultiplier tube (24) for generating an electrical output signal dependent on the intensity of the electromagnetic radiation. A resiliently deformable optical coupling (28) is located between the window and the photomultiplier tube for allowing at least some electromagnetic radiation passing through the window to enter the photomultiplier tube, and a scintillator element 8 converts gamma radiation into visible light in the first wavelength range entering the photomultiplier tube.
A nucleonic density profiler includes a detector probe, for detecting ionising radiation, comprising an array of radiation detectors and a circuit board comprising at least two circuit board portions.
G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
G01T 1/18 - Measuring radiation intensity with counting-tube arrangements, e.g. with Geiger counters
67.
Method of tracing flow of hydrocarbon from a subterranean reservoir
A method of tracing flow of hydrocarbon from a subterranean reservoir including forming a dispersion, injecting a hydraulic fracturing fluid containing the dispersion down a well penetrating a hydrocarbon reservoir, thereafter collecting a sample of hydrocarbon fluid flowing from the reservoir, and analyzing the sample to determine whether the tracer compound is present in the sample. The dispersion includes a discontinuous condensed phase having a hydrocarbon-soluble tracer compound and a continuous phase which includes an aqueous liquid.
The invention concerns a method of measuring the amount of a particular SERS-active taggant compound in a sample of a material which includes the steps of adding an internal standard containing an isotopically-altered version of said SERS-active taggant compound to the sample, contacting the sample/internal standard mixture with a SERS substrate then subjecting the mixture and SERS substrate to Raman spectroscopy. The concentration of SERS-active taggant compound in the sample is then calculated from the ratio of (i) the Raman spectroscopy detector response to the SERS-active taggant compound to (ii) the Raman spectroscopy detector response to the internal standard.
B82Y 15/00 - Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
G01N 21/27 - ColourSpectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Apparatus and instruments for measuring, scanning and
characterising structures, vessels, pipelines, industrial
plant and metal objects; nucleonic instruments for
measuring, scanning and characterising structures, vessels,
pipelines, industrial plant and metal objects; industrial
tomography instruments and components therefor. Measuring, testing and inspection services for metal
structures, industrial plant, vessels and pipelines;
nucleonic measuring, testing and inspection services;
services for the inspection of subsea structures, vessels
pipelines and industrial plant; industrial tomography
services; pipeline integrity inspection services; structure
integrity inspection services, services to identify
characteristics of the contents of pipelines, vessels and
structures, services to measure and detect build-up of
deposits within pipelines, structures and vessels; services
to measure and detect gas hydrates within pipelines;
services to identify characteristics of the internal
composition and structure of pipelines, vessels and
structures, including corrosion and erosion detection; pig
detection services.
The invention comprises an apparatus comprising a water-proof housing assembly comprising a housing (20) and a display panel (10, 32), and incorporating an enclosure (30) containing electrical apparatus, wherein said display panel is formed from a clear material (16) encapsulating a visual display (12) and/or a light-source (34) and said apparatus is capable of operating in water at a pressure of at least 300 bar without ingress of water into the enclosure. The apparatus may be used as an instrument or a lighting unit in sub-sea environments. The invention comprises further a light-source attachment for a powered apparatus comprising a light source embedded within a block of clear material (16) and means for mounting said block on the powered apparatus such that a connector connects the light source to a power source within the powered apparatus.
The invention concerns a radiation detector module (10) comprising a radiation detector (20,22), power source (24) and wireless communication means (28,30) all housed within a flame-proof enclosure (12,14). The enclosure has a portion through which wireless transmissions can pass. The radiation detector module may be suitable for use in a hazardous area containing a potentially explosive gas mixture.
G01N 23/06 - 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 measuring the absorption
42 - Scientific, technological and industrial services, research and design
Goods & Services
Testing, analysis and monitoring of industrial plant and industrial processes, including testing of chemical plant and process equipment including but not limited to chemical reactors, distillation columns and extraction, fractionation and separation towers; surveying services, namely, scanning of industrial process equipment, in particular using gamma radiation; Technology supervision and inspection in the field of measuring characteristics and operating parameters of industrial processes, including measuring and calculating operating characteristics of distillation columns and extraction, fractionation and separation towers; Technology supervision and inspection in the field of identification of structural characteristics and defects in industrial process equipment; Surveying services, namely, nucleonic testing and scanning services; Industrial tomography services, namely, radio tomographic imaging services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Testing, analysis and monitoring of industrial plant and industrial processes, including testing of chemical plant and process equipment including but not limited to chemical reactors, distillation columns and extraction, fractionation and separation towers; surveying services, namely, scanning of industrial process equipment, in particular using gamma radiation; Technology supervision and inspection in the field of measuring characteristics and operating parameters of industrial processes, including measuring and calculating operating characteristics of distillation columns and extraction, fractionation and separation towers; Technology supervision and inspection in the field of identification of structural characteristics and defects in industrial process equipment; Surveying services, namely, nucleonic testing and scanning services; Industrial tomography services, namely, radio tomographic imaging services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Testing, analysis and monitoring of industrial plant and industrial processes, including testing of chemical plant and process equipment including but not limited to chemical reactors, distillation columns and extraction, fractionation and separation towers Scanning of industrial process equipment, in particular using gamma radiation Measuring characteristics and operating parameters of industrial processes, including measuring and calculating operating characteristics of distillation columns and extraction, fractionation and separation towers Identification of structural characteristics and defects in industrial process equipment Nucleonic testing and scanning services Industrial tomography services.
42 - Scientific, technological and industrial services, research and design
Goods & Services
Testing, analysis and monitoring of industrial plant and industrial processes, including testing of chemical plant and process equipment including but not limited to chemical reactors, distillation columns and extraction, fractionation and separation towers Scanning of industrial process equipment, in particular using gamma radiation Measuring characteristics and operating parameters of industrial processes, including measuring and calculating operating characteristics of distillation columns and extraction, fractionation and separation towers Identification of structural characteristics and defects in industrial process equipment Nucleonic testing and scanning services Industrial tomography services.
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Testing, analysis and monitoring of industrial plant and industrial processes, namely, testing of chemical plant and process equipment, namely, chemical reactors, distillation columns, extraction columns, fractionation towers, separation towers, knock-out drums and other industrial apparatus for separating materials used in refining, biofuels, distilleries, natural gas processing, petrochemical , pharmaceuticals, steel, paper and aluminum production industries; scanning of industrial process equipment, in particular using gamma radiation; measuring characteristics and operating parameters of industrial processes, namely, measuring and calculating process and operating characteristics of distillation columns and extraction, fractionation and separation towers, knock-out drums and other industrial apparatus for separating materials used in refining, biofuels, distilleries, natural gas processing, petrochemical, pharmaceuticals, steel, paper and aluminum production industries; identification of structural characteristics and defects in industrial process equipment; nucleonic testing and scanning services; industrial tomography services
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Testing, analysis and monitoring of industrial plant and industrial processes, namely, testing of chemical plant and process equipment, namely, chemical reactors, distillation columns, extraction columns, fractionation towers, separation towers, knock-out drums and other industrial apparatus for separating materials used in refining, biofuels, distilleries, natural gas processing, petrochemical , pharmaceuticals, steel, paper and aluminum production industries; scanning of industrial process equipment, in particular using gamma radiation; measuring characteristics and operating parameters of industrial processes, namely, measuring and calculating process and operating characteristics of distillation columns and extraction, fractionation and separation towers, knock-out drums and other industrial apparatus for separating materials used in refining, biofuels, distilleries, natural gas processing, petrochemical, pharmaceuticals, steel, paper and aluminum production industries; identification of structural characteristics and defects in industrial process equipment; nucleonic testing and scanning services; industrial tomography services
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Nucleonic instruments for measuring, scanning and characterizing structures, vessels, pipelines, industrial plant and metal objects; industrial tomography instruments and components therefor Measuring, testing and inspection services for metal structures, industrial plants, vessels and pipelines, excluding safety inspection services; nucleonic measuring, testing and inspection services; nucleonic measuring, testing and inspection services, excluding safety inspection services; services for the inspection of subsea structures, vessels pipelines and industrial plant; services for the inspection of subsea structures, vessels pipelines and industrial plant, excluding safety inspection services; industrial tomography services; industrial tomography services, namely, radio tomographic imaging services; pipeline integrity inspection services; structure integrity inspection services, services to identify characteristics of the contents of pipelines, [ vessels and structures, ] services to measure and detect build-up of deposits within pipelines [ , structures and vessels ] ; structure integrity inspection services, excluding safety inspection services; services to identify characteristics of the contents of pipelines [ , vessels and structures ] ; services to measure and detect build-up of deposits within pipelines [ , structures and vessels ] ; [ pig detection services; ] services to measure and detect gas hydrates within pipelines; services to identify characteristics of the internal composition and structure of pipelines, [ vessels and structures, ] including corrosion and erosion detection [ ; pipeline pig detection services ]
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Nucleonic instruments for measuring, scanning and characterising structures, vessels, pipelines, industrial plant and metal objects; industrial tomography instruments and components therefor, none of the aforesaid goods being instruments for use in connection with sports and medical treadmills, ergometers or ergometry devices. Measuring, testing and inspection services for metal structures, industrial plant, vessels and pipelines; nucleonic measuring, testing and inspection services; services for the inspection of subsea structures, vessels pipelines and industrial plant; industrial tomography services; pipeline integrity inspection services; structure integrity inspection services; services to identify characteristics of the contents of pipelines, vessels and structures, services to measure and detect build-up of deposits within pipelines, structures and vessels; services to measure and detect gas hydrates within pipelines; services to identify characteristics of the internal composition and structure of pipelines, vessels and structures, including corrosion and erosion detection; pig detection services.
The invention concerns a method and apparatus for determining the location of a phase boundary such as a fill level, in a vessel. The method comprises the steps of providing at least one source of radiation capable of emitting radiation through a portion of the interior of the vessel, providing a plurality of radiation detectors, each detector being capable of detecting, within a part of said measurement range, radiation emitted by the source and providing a data processing means for calculation of the position of the phase boundary from the amount of radiation detected by the detectors, characterised in that the data processing means calculates the position of the phase boundary from the amount of radiation detected by the detectors by (i) in a first step, determining within which detector stage the phase boundary is located and then (ii) in a second step, determining the position of the phase boundary within the detector stage determined in (i).
The invention concerns a method of marking a hydrocarbon liquid comprising the step of adding to said liquid, as a tracer compound, a compound of Formula (I) or Formula (II): wherein at least one of R1-R6 in Formula (I) and at least one of R7-R14 in Formula (II) is selected from: i. a bromine or fluorine atom; ii. a partially or fully halogenated alkyl group; iii. a branched or cyclic C4-C20 alkyl group; iv. an aliphatic substituent linking two positions selected from R1-R6 in Formula (I) to one another or two positions selected from R7-R14 in Formula (II) to one another; or v. a phenyl group substituted with a halogen atom, an aliphatic group or halogenated aliphatic group and none of R1-R6 in Formula (I) and none of R7-R14 in Formula (II) being a sulphonate group or COOR15, where R15 represents H, C1-C20 alkyl, C2-C20 alkenyl, C2- C20 alkynyl, C3-C15 cycloalkyl or aryl.
The invention provides an apparatus and method for measuring a property of a gas, such as the amount of liquid in a stream of the gas. The apparatus comprises a source of beta particles (20), a detector (23) capable of detecting beta particles, means (18) to support said source and said detector spaced apart from each other such that gas may enter the space between the source and detector and that the source is positioned to emit beta particles towards said detector; wherein said detector comprises a scintillation material in optical communication with a photodetector (26), and means (24) to physically isolate said photodetector from said gas.
An instrument adapted for the determination of fluid levels within a vessel by the comparison of the density of the fluid along the length of the instrument, said instrument comprising: (i) at least one generally linear source array comprising a plurality of sources of penetrating radiation, shielding and collimation means and a source supporting structure for supporting the sources and shielding and collimation means in a linear array (ii) at least one generally linear detector array comprising a plurality of radiation detectors, supported on a detector support structure, capable of detecting radiation emitted by the sources, and (iii) means to position the source and a respective detector array such that (a) radiation emitted from each of the sources is capable of following a linear path from the source, through the vessel and material to at least a respective one of the detectors forming a part of the respective detector array, and (b) the linear axis of the source array and the linear axis of its respective detector array are substantially parallel to each other (iv) means for analyzing the detector output signals to determine the density of the medium traversed by the beams of radiation in passing from a source to a detector characterized in that the detector support structure and/or its associated electrical circuits and connectors is formed from a plurality of modular portions, each modular portion being adapted to be joined to an adjacent portion to provide a detector array of the required length.
G01F 23/00 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
wherein all of said components (a)-(c) are capable of being enclosed in an elongate, radiation-permeable housing having a cross-sectional area which is substantially uniform along the length of the housing. A detector apparatus may contain a plurality of such detector assemblies contained within a single housing. The detector is preferably an elongate plastic scintillator.
An apparatus and method for the identification of different phases (11-20) in a multi-phase medium includes at least two arrays (26A, 26B) of ultrasound transducers capable of transmitting and receiving ultrasound through the medium separating them. The method and apparatus is useful for the location of phase interfaces in vessels such as oil separators.
G01F 23/28 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
G01N 13/00 - Investigating surface or boundary effects, e.g. wetting powerInvestigating diffusion effectsAnalysing materials by determining surface, boundary, or diffusion effects
01 - Chemical and biological materials for industrial, scientific and agricultural use
09 - Scientific and electric apparatus and instruments
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical products and compounds for use in industry; radioactive materials for use in industrial processes; chemical compounds for use as tracers for diagnostic and identification purposes. Scientific and measuring apparatus and instruments; electrical and electronic apparatus and instruments all for analysis, measurement or control; parts and fittings therefor; radiological apparatus for industrial purposes, radiation-measuring instruments; apparatus and instruments for monitoring plant and processes; apparatus and instruments for measuring density, fluid flow and process parameters; apparatus and instruments for scanning industrial processes and process plant; apparatus for measuring temperature; apparatus and instruments for measurement of fluid levels and interfaces; parts and fittings for the aforesaid goods. Training services relating to radiological protection, radiation, radiological safety, risk assessment, and the design of safe systems of work. Scientific and technological services and research and design relating thereto; industrial analysis and research services; services for the testing of plant; scanning, measurement and diagnostics services for industrial processes and plant; measurement services for industrial processes; measurement services for monitoring and characterising fluid flow; advice services relating to radiological protection, radiation, radiological safety, risk assessment, and the design of safe systems of work; process diagnostics services; design of apparatus and instruments for measuring; calibration and testing services for radiological apparatus and radiological measurement instruments; pipeline monitoring and tracking services; services for evaluating the efficiency of plant and the detection of flaws and weaknesses in the said plant.
09 - Scientific and electric apparatus and instruments
Goods & Services
NUCLEONIC APPARATUS AND INSTRUMENTS, NAMELY, PROCESS VESSEL DENSITY PROFILERS FOR MEASURING THE RESPECTIVE DENSITIES OF DIFFERENT LIQUIDS, GASES AND SOLIDS PRESENT IN A SINGLE PROCESS STREAM; NUCLEONIC APPARATUS AND INSTRUMENTS, NAMELY, PROCESS DENSITY PROFILERS FOR MEASURING AND ANALYZING THE DIFFERENT LIQUIDS, GASES AND SOLIDS PRESENT IN A SINGLE PROCESS STREAM; NUCLEONIC MEASURING APPARATUS, NAMELY, PROCESS VESSEL DENSITY PROFILERS FOR USE IN THE REFINERY OF OIL, GAS AND PETROLEUM
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Nucleonic apparatus and instruments for measuring the respective densities of different liquids, glasses and/or solids present in a single process stream; nucleonic apparatus and instruments for measuring, analysing, and controlling the different liquids, gasses and solids present in a single process stream; nucleonic measuring apparatus for use in the refinery of oil, gas and petroleum. Advisory, consultancy and provision of technical information concerning the use of nucleonic apparatus and instruments for measurement, analysis and control of different liquids, gases and solids in a single process stream; advisory, consultancy and provision of technical information relating to the use of nucleonic apparatus and instruments in the oil, gas and petroleum refining process.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
ELECTRICAL APPARATUS AND INSTRUMENTS, AND PARTS AND FITTINGS THEREFOR, FOR MEASURING THE PERFORMANCE CHARACTERISTICS OF INDUSTRIAL PROCESS VESSELS SUCH AS STORAGE TANKS, ROAD AND RAIL TANKERS, SEPARATORS, HEAT EXCHANGERS, PIPELINES, DISTILLATION COLUMNS AND REACTORS; APPARATUS AND INSTRUMENTS FOR MEASURING LEVELS OF RADIOACTIVITY IN INDUSTRIAL PROCESS VESSELS SUCH AS STORAGE TANKS, ROAD AND RAIL TANKERS, SEPARATORS, HEAT EXCHANGERS, PIPELINES, DISTILLATION COLUMNS AND REACTORS; NUCLEONIC INSTRUMENTS FOR MEASURING THE LEVELS OF HYDROGENOUS MATERIALS SUCH AS HYDROCARBONS, AQUEOUS LIQUIDS AND PETROCHEMICALS IN INDUSTRIAL PROCESS VESSELS SUCH AS STORAGE TANKS, ROAD AND RAIL TANKERS, SEPARATORS, HEAT EXCHANGERS, PIPELINES, DISTILLATION COLUMNS AND REACTORS; APPARATUS AND INSTRUMENTS FOR MEASURING AND CONTROLLING LEVELS OF HYDROGENOUS MATERIALS SUCH AS HYDROCARBONS, AQUEOUS LIQUIDS AND PETROCHEMICALS IN INDUSTRIAL PROCESS VESSELS SUCH AS STORAGE TANKS, ROAD AND RAIL TANKERS, SEPARATORS, HEAT EXCHANGERS, PIPELINES, DISTILLATION COLUMNS AND REACTORS TECHNICAL CONSULTING FOR PROVIDING IMPROVED EFFICIENCY IN THE OPERATION OF INDUSTRIAL PROCESS VESSELS SUCH AS STORAGE TANKS, ROAD AND RAIL TANKERS, SEPARATORS, HEAT EXCHANGERS, PIPELINES, DISTILLATION COLUMNS AND REACTORS
