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Matches 1 - 50 out of 1,268

Document Document Title
WO/2018/106247A1
A system includes different types of downhole sensing tools deployed in a borehole, wherein the different types of downhole sensing tools are optimized to identify a downhole condition based on a predetermined downhole evaluation plan th...  
WO/2018/106228A1
The disclosed embodiments include a method to determine formation properties of a downhole formation and a downhole logging system. In one embodiment, the method includes obtaining a first set of measurements of a formation from a multi-...  
WO/2018/102043A1
A computer-implemented method for determining rock and fluid parameters of a subsurface region from measured seismic reflection data, said method including: generating, with a computer, a geophysical data volume by combining a plurality ...  
WO/2018/093614A1
Reservoir simulation for simulation models which include a large edge aquifer region is provided with a speed up in processing reducing computer processing time. Connected aquifer grid cells in a vertical column are amalgamated to reduce...  
WO/2018/078428A1
Described here are systems and methods for imaging a subject with a magnetic resonance imaging ("MRI") system using magnetic field gradients generated by one or more gradient coils operating with gradient coil settings (e.g., gradient am...  
WO/2018/081188A1
A method includes receiving information for a subsurface region; based at least in part on the information, identifying sub-regions within the subsurface region; assigning individual identified sub-regions a dimensionality of a plurality...  
WO/2018/075007A1
Hybrid inversion processing techniques are implemented that result in improved speed and accuracy of determining formation properties using log data, for example, from an multi- component induction logging tool. Logging data relating to ...  
WO/2018/075007A8
Hybrid inversion processing techniques are implemented that result in improved speed and accuracy of determining formation properties using log data, for example, from an multi- component induction logging tool. Logging data relating to ...  
WO/2018/063142A1
The quality of processed MCI logging data is assessed using quality indicators ("QIs") including, for example, an oval-hole effect QI, formation-invasion effect QI, shoulder effect QI, biaxial anisotropy ("BA") effect QI, or dip-differen...  
WO/2018/063001A1
A method of performing quality control on a subsurface model of a subterranean region, comprises:providing a plurality of types of data relating to subsurface characteristics in said subsurface model outside of one or more wellbores in s...  
WO/2018/054436A1
The invention relates to a method and a system for monitoring one or more control parameters in a borehole (6), wherein a downhole tool (8) is mounted in a drill string (2) and is able to measure at least one control parameter using suit...  
WO/2018/056212A1
This object detection device detects an object (B, P) in the vicinity of a vehicle (M) using a radar device (21) and imaging device (22). The object detection device is provided with a type recognition unit for recognizing the type of th...  
WO/2018/046110A1
The invention relates to a method for exploring raw material deposits with a multistep exploration process, comprising a first step producing geologically mineralogical and/or geophysical initial findings with sampling and determination ...  
WO/2018/031014A1
A method for modeling a reservoir includes receiving vertical formation data describing geological formations in a vertical direction as a function of vertical depth, receiving near-wellbore horizontal formation data describing the geolo...  
WO/2018/031039A1
Disclosed are methods and apparatus for using an audible signal to monitor conditions at a downhole location in a well through use of a well cable containing a fiber optic, which may be either a slickline or a wireline fiber-optic cable,...  
WO/2018/025031A1
Method for producing an electrical impedance tomographic image of an acoustic field within a fluid, comprising the steps of: a) positioning a plurality of electrodes within a fluid; b) applying an electrical signal to each electrode with...  
WO/2018/027089A1
Software-based quality control analysis of well log data. At least some of the various embodiments are computer-readable mediums storing a program that, when executed by a processor, causes the processor to read data from a well log, and...  
WO/2018/021444A1
An object detection apparatus (10) provided with a radar device (21) and a monocular camera (22), the object detection apparatus characterized by being provided with: a radar detection object position detection unit that detects the posi...  
WO/2018/006070A1
According to at least some embodiments, a method of processing inversion results corresponding to a plurality of parameters of a subterranean formation includes obtaining measurements of the subterranean formation from a multi-component ...  
WO/2018/004540A1
A method includes obtaining, using multiple internal well -modeling applications, data from an engineer's data model (EDM) database. The method further includes deriving data relevant to an external application from at least a first port...  
WO/2017/213632A1
A formation tester tool assembly includes a seal member mounted on rigid stabilizer that contacts a borehole wall separately from the seal member, so that seal exposure to a stabilization load that presses the tool against the borehole w...  
WO/2017/202637A1
A method for providing a calibrated rock-physics model of a subsoil (1 ) is presented. First, a geological model (2) of the subsoil comprising a grid made of cells (40), associated with a rock-physics parameter is obtained. A group of ce...  
WO/2017/204879A1
A global objective function is initialized to an initial value. A particular model simulation process is executed using prepared input data. A mismatch value is computed by using a local function to compare an output of the particular mo...  
WO/2017/204107A1
Provided is a target detection device (100) which is mounted upon a vehicle, said device comprising: a radar identification unit (10) which, for a radar-detected target which has been detected by a radar (21), identifies radar target pos...  
WO/2017/196476A1
A method, apparatus, and program product evaluate fracture abundance in a subsurface formation by modeling a fracture network in a three-dimensional volume using geometric primitives and based at least in part on geomechanical simulation...  
WO/2017/196474A1
A method, apparatus, and program product utilize a multi-step subsidence inversion to model lithospheric layer thickness through geological time for a rift basin in a subsurface formation.  
WO/2017/196475A2
A method, apparatus, and program product evaluate fracture abundance in a subsurface formation by modeling a fracture network in a three-dimensional volume using geometric primitives. A fracture abundance parameter, e.g., a P32 fracture ...  
WO/2017/196303A1
A downhole tester valve disposed below an isolation member in a test string may facilitate a shut-in drill stem test procedure. The positioning of the tester valve allows the tester valve to remain in a static location when the test stri...  
WO/2017/192926A1
A method for estimating an inverted parameter of a subsurface formation includes measuring a first parameter of the subsurface formation and measuring a second parameter of the subsurface formation. The method further includes defining o...  
WO/2017/192423A1
Estimates are formed of reservoir pressure between the wells for subsurface hydrocarbon producing reservoir. The estimation is based on field data and physical laws governing the hydrocarbon flow in porous media. Information from 3-dimen...  
WO/2017/188964A1
A distributed downhole sensor system for a well includes a sensor array comprising. The sensor array includes a plurality of sensors and cable segments. Each sensor is associated with a unique digital address and locatable downhole to ca...  
WO/2017/184122A1
The present disclosure relates to oil and gas exploration and production, and more particularly to systems and methods for evaluating sand-resistivity and/or sand-conductivity, as well as saturation in laminated shale-sand formations wit...  
WO/2017/183667A1
On the condition that there is a region of overlap between a reflection wave search area and an image search region, an ECU 20 determines whether objects detected by a radar sensor 31 and a camera sensor 32 are the same object. In the ca...  
WO/2017/181982A1
An underground mineral product detector provided with a video capture unit comprises a cylindrical detector body (1). A circuit layer (2) and a power supply layer (3) are disposed in the detector body (1). The underground mineral product...  
WO/2017/181980A1
An underground mineral detector, comprising a cylindrical detector body (1), the inside of the detector body (1) being provided with a circuit layer (2) and a power source layer (3). The underground mineral detector also comprises a dete...  
WO/2017/177967A1
An underwater detection system and an underwater detection method. The underwater detection system comprises a laser-emitting device (100), an ultrasonic detection device (300) and a measurement device (500). The laser-emitting device (1...  
WO/2017/155737A1
Systems and methods are provided for a magneto- seismic exploration of a subsurface region. An electromagnetic source may transmit time-varying electromagnetic field into the subsurface region, in the presence of a static or time-varying...  
WO/2017/131825A1
A method and system can include a sensor positioned in a borehole, characteristics of the earthen formation can be measured and logged by the sensor, and an effective permeability can be determined based on the logged characteristics. Mu...  
WO/2017/127058A1
Evaluation of formation and fracture characteristics based on multicomponent induction (MCI) and multipole sonic logging (MSL) data includes automated calculation of inverted biaxial anisotropy (BA) parameters for the formation by perfor...  
WO/2017/123202A1
A well system with an electrical control and sensing system includes a first conductor and a second conductor. A first switching circuit is coupled between the first conductor and the second conductor. The first switching circuit include...  
WO/2017/116460A1
Apparatus and methods to generate a two-dimensional image of the well can include control of measurements in a well to generate a log of the well and use of such measurements and/or logs with a log of a reference well. The boundary posit...  
WO/2017/111611A1
A device (110) for performing measurements on a seabed (3), comprises a chamber (111) containing a sensor (120) and a fluid (115) at a constant temperature and at an ambient pressure. This removes the need for calibration in large ranges...  
WO/2017/105954A1
A method, including: determining, with a computer, point spread functions for a plurality of parameter locations by performing at least a portion of a first iteration of an iterative full wavefield inversion process; determining at least...  
WO/2017/102289A1
A method and apparatus for marine surveying including towing an electromagnetic source (104) having an electromagnetic cross-talk zone and an entanglement zone; towing a plurality of pieces of seismic equipment, wherein each piece of sei...  
WO/2017/105500A1
Apparatus and procedures that provide calibration for measurement tools can be implemented in a number of applications. Tool constant matrices generated in such calibration procedures can be utilized in downhole ranging measurements. Add...  
WO/2017/105415A1
This disclosure relates generally to equipment utilized and operations performed in conjunction with a subterranean well and, in one example described below, more particularly provides for controlling the buoyancy in a monitoring apparat...  
WO/2017/105420A1
A device is described for measuring downhole flow rate, density and fluid fractions of oil-gas-water mixtures in a production string.  
WO/2017/105418A1
Various embodiments include methods and systems structured to transmit data from downhole sensors to the surface at a well site. The transmission can be implemented to overcome downhole connections that can act as obstructions to direct ...  
WO/2017/104580A1
An object detection device (10) is provided with: a radar area setting unit (12) for setting a detection area for an object as a radar search area, using as a reference the detection position of the object detected with a radar; an image...  
WO/2017/099751A1
A fiber optic distributed sensing system for installation within a wellbore is provided. The system includes a first set of downhole sensors having one or more nuclear sensors with nuclear field sensitivity. The system additionally inclu...  

Matches 1 - 50 out of 1,268