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WO/2011/014538A2 |
An instrument for performing measurements downhole includes: at least one gamma-ray detector with azimuthal sensitivity equipped for discriminating energy of incident gamma-rays. This instrument is equipped with or without a neutron or g...
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WO/2011/014445A1 |
A system and method for inspecting a vehicle by means of one or more sources and detectors of penetrating radiation. The source(s) and detector(s) are carried on a mobile conveyance and deployed at a point of operation. One source swings...
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WO/2011/009833A1 |
The invention relates to a device for identifying a material of an object comprising: a source of X photons (10) and a spectrometric detector (11), the source irradiating the object (100) with an incident beam (12) and the detector measu...
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WO/2011/011551A1 |
A method for determining effects of perforation on a rock formation includes obtaining a sample (110) of the rock formation. A perforation tunnel (112) is created in the sample of the rock formation. The core sample (110) is either subdi...
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WO/2011/011014A1 |
A method and apparatus (10) are disclosed to obtain an X-ray scattering image. In one embodiment, an intensity grating (16) is used to modulate the intensity of a beam of an X-ray radiation source (12). A detector (14) captures a raw ima...
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WO/2011/008445A2 |
An instrument for performing measurements downhole includes: a neutron source; at least one gamma ray detector equipped for discriminating an energy of an incident gamma photon; and an energy calibration target disposed relative to the n...
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WO/2011/008471A2 |
An instrument for performing measurements downhole, includes: a neutron source; and a neutron moderating material exhibiting high compressive strength and high performance for moderation and shielding of neutrons, the shielding disposed ...
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WO/2011/008469A2 |
An apparatus for estimating a property in a borehole penetrating the earth, the apparatus having: a carrier configured for being conveyed through the borehole; a scintillation crystal disposed at the carrier, a first portion of the cryst...
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WO/2011/008468A2 |
A method for estimating a concentration of carbon dioxide (CO2) in a formation penetrated by a borehole, the method includes: conveying a carrier through the borehole; irradiating the formation with neutrons from a neutron source dispose...
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WO/2011/008732A1 |
An apparatus (10) for simulating special nuclear material is provided. The apparatus (10) typically contains a small quantity of special nuclear material (SNM) in a configuration that simulates a much larger quantity of SNM. Generally th...
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WO/2011/006038A2 |
Methods and related systems are described for the detection of nuclear radiation. The system can include a tool body adapted to be deployed in a wellbore and a scintillator material that intrinsically generates radiation. The scintillato...
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WO/2010/144579A2 |
A downhole instrument for estimating density of sub-surface materials includes: a neutron source, a source monitoring detector, a near detector and a far detector. Each of the detectors may be coupled to an electronics unit adapted for r...
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WO/2010/144227A2 |
A detection device includes a photon sensor and a scintillator device optically coupled to the photon sensor. The scintillator device includes a scintillator material having a first refractive index, a first refractive material in a firs...
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WO/2010/143174A1 |
An imaging system comprises a transmitter (24, 25), a receiver (24, 25, 21), and a controller (20) for directing the transmitter and the receiver to scan an object in a volume. The controller determines which sub- volumes of the volume t...
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WO/2010/144702A2 |
An apparatus for measuring radiation in a borehole penetrating the Earth, the apparatus includes: a downhole tool having a structure defining a cavity; and one or more radiation detection components integrated into the cavity and configu...
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WO/2010/135591A2 |
A downhole measurement apparatus includes a tool body supporting a logging tool. The logging tool includes a detector outsert coupled into and exposed through an exterior pocket of the tool body to position the outer surface of the outse...
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WO/2010/135618A2 |
Systems, methods, and devices for inelastic gamma-ray logging are provided. In one embodiment, such a method includes emitting neutrons into a subterranean formation from a downhole tool to produce inelastic gamma-rays, detecting a porti...
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WO/2010/135303A2 |
The invention provides a hermetically sealed scintillation crystal package with a window made of a ruggedized material such as ALON (aluminum Oxynitride) or Spinel ceramic (MgAl2O4) where the window is sealed to an external metallic hous...
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WO/2010/132432A2 |
An apparatus for estimating a property of an earth formation includes: a plurality of sensors configured to estimate at least one property, each of the plurality of sensors located at a known position relative to one another; and a proce...
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WO/2010/129247A2 |
A CO2 sequestration site is evaluated by incorporating a consistent petrophysical framework having uncertainties expressed in the form of probability density functions of wellbore measurements, by systematically propagating the uncertain...
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WO/2010/129280A2 |
Formation evaluation measurements are used to estimate formation lithology. The estimated lithology is used to provide an estimate of acoustic wave slowness. The estimated acoustic wave slowness is used to provide processing parameters f...
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WO/2010/121744A1 |
The invention relates to a method for capturing and displaying image data of at least one object (31-33) relative to a human or animal body (2), having the following method steps: capturing (3-5, 7-9) a spatial structure and location of ...
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WO/2010/123494A1 |
Predicting gas saturation of a formation using neural networks. At least some of the illustrative embodiments include obtaining a gamma count rate decay curve one each for a plurality of gamma detectors of a nuclear logging tool (the gam...
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WO/2010/124063A2 |
Method for estimating a lithotype of an earth formation, the method includes: obtaining at least two different energy spectra of radiation received from the earth formation using the logging tool, each energy spectrum having at least one...
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WO/2010/120494A1 |
Methods are provided for determining the locations and heights of fractures in a subterranean formation using a neutron-emitting logging tool. Utilizing predetermined relationships (1) between logging tool count rates and associated appa...
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WO/2010/118875A1 |
A method of determining the density of an underground formation surrounding a borehole from measurement of gamma rays arising from irradiation of the formation by a nuclear source in a tool body located in the borehole, and measurement o...
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WO/2010/118119A2 |
An instrument for performing measurements downhole, includes an irradiator oriented to irradiate sub-surface materials surrounding the instrument, the irradiator including at least one neutron source disposed proximate to a moderator for...
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WO/2010/116160A1 |
The present invention provides a method of determining a physiochemical property of a drilling fluid at a drilling site during a drilling phase, said method comprising detecting a nuclear magnetic resonance signal from out-of-hole drilli...
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WO/2010/118120A2 |
A method for performing a measurement of a property downhole includes: using an instrument including an irradiator including a pulsed neutron generator, a moderator and a material including a high cross section for capturing thermal neut...
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WO/2010/118147A1 |
In some embodiments, apparatus, systems, and methods may operate to emit radiation into an earth formation from a source positioned below a surface of the earth, collect resulting radiation that is a result of the radiation emitted and i...
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WO/2010/112161A1 |
The invention relates to a system for testing objects by means of electromagnetic rays, having at least one test unit (2, 3) which contains at least one radiation source, arranged in a transportable, container-like housing (2.1), for pro...
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WO/2010/112117A1 |
The invention relates to a transport bin (9) in an X-ray inspection system (1), comprising identification means (10, 11, 12) securely connected to the bin (9) and having a bin-specific identification.
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WO/2010/109401A1 |
An electron emitter (1) and an X-ray tube (100) comprising such electron emitter (1) are presented. The electron emitter (1) comprises a cathode (3) and an anode (5) wherein the cathode (3) comprises an electron emission pattern (9) of a...
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WO/2010/105064A2 |
An apparatus for estimating a property of an earth formation penetrated by a borehole, the apparatus includes: a carrier configured to be conveyed through the borehole; a neutron source disposed at the carrier and configured to irradiate...
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WO/2010/101980A2 |
Elemental analysis of an earth formation is performed using measurements from a gamma ray logging tool. From the elemental analysis, an estimate of the mineralogy of the formation is made. A prediction of the capture cross-section of the...
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WO/2010/101712A2 |
A method and system for calculating extent of a formation treatment material in a formation. At least some of the illustrative embodiments are methods comprising releasing neutrons into a formation from a neutron source of a logging tool...
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WO/2010/096802A2 |
A method for estimating a property of a portion of an earth formation ahead of a borehole penetrating the formation, the method includes: conveying a logging tool through the borehole; receiving one or more first signals from a previous ...
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WO/2010/091003A2 |
Sensor arrays arranged in a detection system provide high performance detection of the presence of fissile material and radioactive material in cargo containers and at moderate cost. One or more sensor arrays operate to detect gamma and/...
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WO/2010/088497A2 |
An apparatus for estimating a property of a subterranean material, the apparatus including: a photon induced emission device configured to be disposed in a borehole penetrating the subterranean material and to provide an output related t...
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WO/2010/087844A1 |
An apparatus (200) for detecting slow or thermal neutrons (160) including an alpha particle-detecting layer (240) that is a hydrogenated amorphous silicon p-i-n diode structure. The apparatus includes a bottom metal contact (220) and a t...
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WO/2010/076075A1 |
A mechanism is provided for security screening image analysis simplification through object pattern identification. Popular consumer electronics and other items are scanned in a control system, which creates an electronic signature for e...
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WO/2010/070327A1 |
An apparatus and method are described for obtaining radiation interaction data from an object to enable better determination of the composition of the object. A radiation source and a radiation detector system are used to collect both tr...
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WO/2010/069931A1 |
The invention relates to a method for detecting the presence of a chemical element in an object by emitting neutrons onto said object, characterised in that emitting neutrons onto the object comprises a continuous emission of neutrons fr...
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WO/2010/059632A2 |
Systems, methods, and devices for determining porosity with high sensitivity are provided. In one example, a downhole tool with such high porosity sensitivity may include a neutron source, a near neutron detector, and a far neutron detec...
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WO/2010/059634A2 |
Systems, methods, and devices for determining the porosity of a subterranean formation with reduced lithology error are provided. In one example, a downhole tool for such purposes may include a neutron source, a plurality of neutron dete...
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WO/2010/060075A2 |
Apparatus and methods for forming thermal, epithermal, and/or cold neutrons into a beam using momentum transfer. The apparatus includes a source of thermal, epithermal, or cold neutrons, a momentum transfer mechanism containing a collect...
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WO/2010/059890A2 |
A method for determining in-situ relationships between physical properties of a porous medium from a sample thereof includes acquiring a three-dimensional image of the sample and segmenting the image into pixels representing pore space a...
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WO/2010/059987A2 |
A method for estimating a relationship between physical properties of a porous material from a sample thereof includes making a three dimensional tomographic image of the sample of the material. The image is segmented into pixels each re...
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WO/2010/060014A2 |
A steering tool configured for making azimuthal and non-azimuthal formation evaluation measurements is disclosed. In one embodiment a rotary steerable tool includes at least one formation evaluation sensor deployed in the steering tool h...
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WO/2010/058202A1 |
A tracking device for tracking with a radioactive material, a container including such a device, a system using such devices, and a tracking method are described. The device has a radiation detector (10) associatable with a radioactive m...
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