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WO/2011/143151A1 |
A central system of monitoring radiation levels in a plurality of facilities at the same time is disclosed. The system may include radiation detection systems, a processor to process monitoring data generated by the radiation detection s...
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WO/2011/137504A1 |
An apparatus for X-ray scanning of vehicles includes a pulsed X-ray source (2) generating X-rays. A collimator forms (3) a fan -shaped beam from the X-rays. A detector (5) detects the fan- shaped beam after it passes through a vehicle (6...
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WO/2011/140214A2 |
A neutron logging tool includes a neutron source and at least one position sensitive thermal or epithermal neutron detector. The logging tool further includes an electronic controller configured to estimate the axial location of detected...
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WO/2011/140537A1 |
Various systems and methods for implementing a directional radiation detection tool are disclosed. One such method involves receiving outputs from several radiation sensors (e.g., gamma ray sensors), which are each facing a different dir...
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WO/2011/133530A2 |
A drill bit made according to one embodiment includes a source configured to induce radiation into a formation during drilling of a wellbore and a sensor in the drill bit configured to detect radiation from the formation responsive to th...
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WO/2011/133421A2 |
A method for estimating a property of an earth formation, the method includes: conveying a carrier through a borehole penetrating the earth formation; performing a measurement of total organic carbon (TOC) within a region of investigatio...
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WO/2011/133544A2 |
A drill bit made according to one embodiment may include a bit body having a longitudinal axis, a plurality of gamma sensors placed in the bit body, at least two gamma ray sensors in the plurality of sensors are spaced-apart from each ot...
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WO/2011/132162A2 |
A directional gamma radiation detector system for determining an angle under which a measured gamma radiation hits a gamma radiation detector system, includes gamma radiation detectors arranged in close distance; detector electronics for...
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WO/2011/133363A2 |
Systems and methods for neutron porosity well logging with high precision and reduced lithology effects are provided. In accordance with an embodiment, a downhole neutron porosity tool may include a neutron source, a neutron monitor, a n...
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WO/2011/130587A2 |
A method for determining structural dip of subsurface formations includes accepting as input multiaxial induction measurements made by passing electric current through a multiaxial transmitter disposed in a wellbore drilled through subsu...
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WO/2011/127281A2 |
A method for estimating a property of an earth formation penetrated by a borehole. The method includes: conveying a natural radiation detector through the borehole and measuring natural radiation emitted from the earth formation to provi...
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WO/2011/119911A2 |
A method for estimating a parameter of interest of an earth formation having a fluid contained in pores of the earth formation, the method includes: conveying a carrier through a borehole penetrating the earth formation; irradiating the ...
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WO/2011/119318A2 |
Systems, methods, and devices for determining a porosity of a subterranean formation corrected for borehole effects are provided. One such device may be a downhole tool capable of being lowered into a borehole of a subterranean formation...
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WO/2011/119040A1 |
A detection apparatus (D) for photons or ionizing particles (P) is described, in which a detector system (11) is provided with several detecting units (11a), each including a scintillator (112) connected to a reader surface (111a) on an ...
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WO/2011/110719A1 |
Equipment for inspecting persons and luggage for accessing restricted areas which comprises a machine for controlling the content of hand luggage, preferably an X-ray machine; a walk through gate detector for detecting the presence of me...
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WO/2011/109721A1 |
Downhole deployable tools for measuring tracer concentrations are disclosed. According to one embodiment, an apparatus comprises a support cable configured to allow the apparatus to be lowered into and raised from a wellbore. A housing i...
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WO/2011/106508A2 |
A method for estimating a property of an earth formation, the method includes: conveying a carrier through a borehole penetrating the earth formation; irradiating the formation with neutrons from a neutron source disposed at the carrier;...
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WO/2011/100437A2 |
An x-ray fluorescence apparatus for measuring properties of a sample fluid, the apparatus comprising a housing having an inlet and an outlet; a test chamber disposed within the housing, the test chamber comprising an injection port in fl...
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WO/2011/095810A2 |
A scanner system comprises a radiation generator arranged to generate radiation to irradiate an object, detection means arranged to detect the radiation after it has interacted with the object and generate a sequence of detector data set...
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WO/2011/095942A2 |
A scanner system comprises: a radiation generator arranged to generate radiation to irradiate an object, the radiation generator comprising a radiation source arranged to produce radiation and a filter arranged to provide variable filter...
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WO/2011/097382A1 |
In some embodiments, apparatus and systems, as well as methods, may operate to receive radiation at an active detector of a pair of radiation detectors to provide a first signal proportional to an intensity of the radiation, to receive n...
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WO/2011/094596A2 |
An apparatus for irradiating an earth formation is disclosed. The apparatus includes: a carrier configured to be disposed in the formation; a neutron tube disposed at the carrier and located on an axis; and a high voltage power source di...
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WO/2011/094595A2 |
An apparatus for estimating at least one property of an earth formation is disclosed. The apparatus includes: a carrier configured to be disposed in the formation; a neutron tube disposed at the carrier and located on an axis; a high vol...
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WO/2011/094401A2 |
An apparatus and method for estimating at least one parameter of interest of an earth formation including an estimation of the parameter of interest using a time- dependent ratio of information obtained from at least one neutron detector...
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WO/2011/094686A2 |
The present disclosure relates to borehole logging methods and apparatuses for estimating formation properties using nuclear radiation, particularly an apparatus and method for estimating bulk density of a formation. The method may inclu...
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WO/2011/094691A2 |
The present disclosure relates to borehole logging methods and apparatuses for estimating formation properties using nuclear radiation, particularly an apparatus and method for estimating a formation lithology parameter. The method may i...
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WO/2011/094405A2 |
An apparatus and method for estimating at least one parameter of interest of an earth formation including an estimation of the parameter of interest using a time- dependent ratio of information obtained from at least one neutron detector...
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WO/2011/091216A2 |
The present disclosure relates to a method to determine a formation property of a subsurface formation. A downhole logging tool having two or more tri-axial antennas is provided and used to obtain azimuthally sensitive data. Borehole cor...
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WO/2010/044774A9 |
Radiation flux can be adjusted "on the fly" as an object (204) is being scanned in a security examination apparatus. Adjustments are made to the radiation flux based upon radiation incident on a first radiation detector (226) in an upstr...
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WO/2011/086145A1 |
This disclosure relates to methods and apparatuses 300 for determining the porosity of a formation surrounding a borehole. A drilling fluid penetrates a distance into the formation as a function of time. First and second porosity measure...
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WO/2011/084828A2 |
The present disclosure relates to apparatus and methods for evaluating an earth formation though a drillstring during tripping of the drillstring. The apparatus may include a logging instrument including a formation evaluation sensor con...
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WO/2011/082012A2 |
A method (200) for forming a borehole image includes fitting logging sensor measurements residing in each of a plurality of azimuthal windows (Wk) with corresponding mathematical fitting functions (302,322). The functions (302,322) may t...
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WO/2011/071759A2 |
An inspection system, and corresponding methods, employing a detector for characterizing high energy penetrating radiation transmitted through an inspected object. The detector produces a detector signal that is due to both scintillation...
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WO/2011/069577A1 |
The invention relates to a method for checking objects (1), particularly items of luggage, in which - the objects (1) are transported by means of a conveyor device (4) through a checking appliance (3) in which they are irradiated with el...
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WO/2011/063086A1 |
Various methods and tools optically analyze downhole fluid properties in situ. Some disclosed downhole optical radiometry tools include a tool body having a sample cell for fluid flow. A light beam passes through the sample cell and a sp...
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WO/2011/063154A2 |
A radiation detector can include a scintillating material to produce scintillation light in response to receiving neutrons, gamma radiation, potentially other targeted radiation, or any combination thereof. In a particular embodiment, th...
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WO/2011/051701A2 |
An inspection apparatus is provided. The inspection apparatus (1) comprises a base (100) having a longitudinal axis extending from a front end to a rear end and finding a longitudinal direction. The inspection apparatus (1) also comprise...
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WO/2011/049463A1 |
Apparatus for the controllable downhole production of ionizing radiation (12), the apparatus including at least a thermionic emitter (11) which is arranged in a first end portion (7a) of an electrically insulated vacuum container (9), an...
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WO/2011/042094A2 |
The invention relates to a method for testing objects in which an object (18; 118; 218) is transilluminated with test radiation (14; 114; 214). An image with a recording layer (30; 130; 230) is recorded by the test radiation (14; 114; 21...
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WO/2011/042750A1 |
An X-ray inspection system is mounted around conveyor (2). An X-ray source (12) and a number of X-ray detectors record X-ray images of an object (8) such as baggage moving along the conveyor. A visual recordal system (18,22) tracks the m...
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WO/2011/042109A2 |
The invention relates to a transport bin in an X-ray inspection system, comprising identifying means rigidly connected to the bin, the identifying means having a bin-specific identifier, wherein the identifying means have a memory, in wh...
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WO/2011/038250A2 |
A method of estimating at least one of stress and pore fluid pressure in an earth formation is disclosed. The method includes: discretizing a domain including at least a portion of the earth formation into a plurality of cells, each cell...
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WO/2011/037583A1 |
Downhole fluid typing with pulsed neutron logging. A method comprises obtaining gamma count rates at a particular borehole depth; calculating a fluid type indicative response value for the borehole depth; determining at least one fluid t...
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WO/2011/032279A1 |
The present invention relates to novel methods for monitoring or tracing a job operation performed in a borehole, such as well boreholes traversing a geological formation. In one embodiment, the novel methods of the invention comprise th...
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WO/2011/031832A2 |
An apparatus for performing an operation in a borehole penetrating the earth includes a borehole tool and a neutron source within the borehole tool that emits neutron-alpha particles pairs as the result of a nuclear reaction. The apparat...
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WO/2011/028459A2 |
The present disclosure relates to a scintillation assembly. The assembly may include a scintillator having a surface, a pressure sensitive adhesive layer contacting at least a portion of said surface, and a reflector proximal to the scin...
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WO/2011/028202A1 |
Disclosed embodiments of the present invention provide means to obtain correct gas density and flux measurements using (i) gas analyzer (open-path, or closed-path gas analyzers with short intake tube, for example 1 m long, or any combina...
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WO/2011/028530A2 |
An apparatus for performing an operation in a borehole penetrating the earth includes a carrier and a neutron source that emits neutrons and is disposed in the carrier. The apparatus also includes a target disposed in the carrier and tha...
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WO/2011/017289A2 |
In one aspect, a method for assessing quality of a downhole data is provided. The method, according to one embodiment, may include defining a quality criterion based on one or more parameters of interest, determining a quality assessment...
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WO/2011/014163A1 |
Representations of an object (110) in an image generated by an imaging apparatus (100) can comprise two or more separate sub-objects, producing a compound object (500). Compound objects can negatively affect the quality of object visuali...
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