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WO/2018/126395A1 |
A method of sensing hydrocarbons in a subterranean rock formation (104), including advancing a drilling assembly (100) within the subterranean rock formation (104). The drilling assembly (100) is configured to discharge a first fluid (16...
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WO/2018/125168A1 |
Systems and methods for subterranean formation testing. A method may include: lowering a formation testing tool into a subterranean formation, wherein the formation testing tool may include memory, a pump, a formation probe, at least two...
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WO/2018/121046A1 |
A method for determining the conductivity distribution of acid-fractured fractures of a carbonate rock oil and gas reservoir by experimentation, comprising: simulating, by means of the acid-fracturing simulator, FracproPT, the extension ...
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WO/2018/125138A1 |
A downhole tool including a tube having an inner bore that receives a sample of fluid from a subterranean formation, a vibration source and a vibration receiver each at least partially coupled to the tube, and a controller coupled to the...
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WO/2018/125918A1 |
A downhole assembly includes a drill collar, the drill collar having an outer wall and an insert, the insert positioned within drill collar. The insert has a bore therethrough. The downhole assembly further includes at least one sensor w...
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WO/2018/123269A1 |
In the present invention, from the shape of a measurement cross-section, which is set in a direction orthogonal to the longitudinal direction, of a boring core (BC1) acquired by excavating crust or ground in the excavation direction of a...
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WO/2018/125100A1 |
Downhole tool is provided that includes a body, an intake port for receiving fluid from external the body, a pump, a filtration device, and an exit port. The pump is in fluid communication with the intake port for withdrawing fluid throu...
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WO/2018/118020A1 |
A method may include drilling a deviated wellbore penetrating a subterranean formation according to bottom hole assembly parameters and surface parameters; collecting real-time formation data during drilling; updating a model of the subt...
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WO/2018/118017A1 |
Downhole tools for isolating and analyzing one or more gases include a gas separation assembly in fluid communication with a gas specific analyzer. The gas separation assembly includes a piston disposed within a housing and a separation ...
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WO/2018/118044A1 |
This disclosure provides a method of determining a pore throat size distribution of reservoir rock, comprising injecting a set of different-sized probe particles through a portion of reservoir rock and measuring retention volumes or time...
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WO/2018/119130A2 |
Methods, systems, devices, and products for downhole operations. Embodiments include downhole tools comprising an outer member configured for conveyance in the borehole; a pressure barrel positioned inside the outer member; a substantial...
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WO/2018/111281A1 |
Contamination estimation of a mud filtrate or reservoir sample requires a robust handle on the properties of mud filtrate at downhole conditions. Coupling acquired data with downhole measured data provides a robust estimation of contamin...
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WO/2018/108662A1 |
The invention relates to methods for determining a soil class, in which an earth drilling is introduced into the ground by means of a ground drilling device with a drill head, wherein a parameter of the ground drilling device and/or an o...
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WO/2018/111945A1 |
Methods for determining the hardness and/or ductility of a material by compression of the material are provided as a first aspect of the invention. Typically, compression is performed on multiple sides of a geologic material sample in a ...
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WO/2018/112116A1 |
Methods may include emplacing a downhole tool within a wellbore, sampling a fluid downhole with the downhole tool; analyzing the fluid, and calculating an interfacial tension (IFT), wherein calculating the acid-base IFT contribution comp...
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WO/2018/103426A1 |
A wellbore and formation crack coupled flow simulation experiment device, the device consisting of a simulation wellbore flow system, a simulation formation system, a simulation crack system and a data acquisition system. Further disclos...
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WO/2018/106585A1 |
A method for estimating a chemical composition of hydrocarbons of interest includes: performing a measurement for each physical property of a plurality of physical properties of the hydrocarbons of interest using a sensor to provide a va...
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WO/2018/103324A1 |
Provided are a laser rangefinder-based measurement while drilling device and method for determining a rock mass grade of a tunnel roof. The device comprises a pulse-type laser rangefinder (1), a roof reflector (2), a tightening device (3...
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WO/2018/103326A1 |
Provided are a measurement while drilling device and method for determining lithological characteristics of a tunnel roof. The measurement while drilling device comprises a rock debris collection device (1), an individual roof bolter (2)...
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WO/2018/103325A1 |
Provided is a sound level meter-based measurement while drilling device for obtaining a Protodikonov's hardness coefficient of a rock of a tunnel roof, characterized in comprising: a bearing type measurement while drilling device (1); an...
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WO/2018/106229A1 |
The disclosed embodiments include downhole communication networks and methods to form downhole communication networks. In one embodiment, a downhole communication network includes a plurality of communication tags deployed in a wellbore....
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WO/2018/106218A1 |
The present disclosure provides a method of forming an inner barrel assembly by installing a fluid collection liner including a pre-formed porous material that is able to retain a reservoir fluid in an inner barrel to form an inner barre...
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WO/2018/101842A1 |
A sensor apparatus for a downhole tool 12 comprises a sensor 24 for taking downhole measurements; and a sensor support 26, 28 for mounting the sensor 24 to the downhole tool 12. The sensor support 26, 28 includes an actuator 26 for movin...
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WO/2018/101838A1 |
A probe (3) and a probe arrangement (1) for a pressure measurement of a water phase inside a hydrocarbon reservoir (12). The probe (3) comprises a body (5) comprising a pressure measuring chamber (7) and at least one opening (10) to the ...
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WO/2018/094450A1 |
A core sampling system comprises at least one hollow drill rod, each drill rod arranged to be connected endwise to an adjacent drill rod so as to define a string of drill rods that define an internal drill rod space for receiving core ma...
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WO/2018/093252A1 |
A soil probing device comprises a probing rod with a measuring probe 2, driving means for penetrating the probing rod into the ground, generators 7 for generating acoustic compression and shear waves into the ground, detectors 10 for det...
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WO/2018/093377A1 |
A variable flow resistance system for use with a subterranean well includes a first flow path configured to receive a fluid, a sensor configured to measure a property of the fluid received into the first flow path, and an actuator config...
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WO/2018/084852A1 |
System and methods for downhole fluid classification are provided. Measurements are obtained from one or more downhole sensors located along a current section of wellbore within a subsurface formation. The measurements obtained from the ...
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WO/2018/084853A1 |
System and methods for downhole fluid analysis are provided. Measurements are obtained from one or more downhole sensors along a current section of wellbore within a subsurface formation. The measurements obtained from the one or more do...
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WO/2018/085782A1 |
A nanofluidic device (100) for measuring fluid thermodynamic and fluid transport properties in a low-permeability rock structure can include a fluidic channel network (104) formed onto a substrate (102), which can include channels (e.g.,...
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WO/2018/085669A1 |
Methods and systems for evaluating a distribution and recoverability of a light non-aqueous phase liquid (LNAPL) or a dense non-aqueous phase liquid (DNAPL) in fractured substrate are provided. Also provided are methods and systems for e...
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WO/2018/084394A1 |
The present invention relates to an apparatus for predicting the amount of desorption gas in a shale gas layer through geophysical well logging data analysis and a method therefor, the apparatus allowing the amount of desorption gas in t...
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WO/2018/078609A1 |
This disclose includes methods and systems for sampling and/or analyzing fluid, such as production fluid from an oil and gas well. Some methods include receiving, into a container coupled to a production fluid conduit, production fluid f...
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WO/2018/076095A1 |
An encased soil auger apparatus is provided. The encased soil auger apparatus comprises an auger casing forming a hollow cylindrical body. A wall of the auger casing has a plurality of openings having a predetermined size for enabling pa...
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WO/2018/080318A1 |
Apparatus for monitoring the quality of gas in a process stream (12) at a subsea location comprises: a container (20) for permanent installation at the location; one or more devices (40) for analysing gas quality, said devices (40) being...
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WO/2018/080582A1 |
An apparatus (10) and method for performing nonlinear elasticity measurements using the dynamic acousto-elasticity technique (DAET) at simulated subsurface conditions in the laboratory, are described. The current state-of-the-art for mea...
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WO/2018/080583A1 |
Apparatus (10) and methods for measurement of pore pressure in rock formations through a metal borehole casing (32) after a well is cased and cemented, are described. Such measurements may be accomplished by using the Dynamic Acoustic El...
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WO/2018/073249A1 |
The invention relates to a probe (10) for sampling a drilling fluid, comprising: a handle (12) extending along an axis (X-X); – a sampling head (14) located at a first end (20) of the handle (12), the head (14) defining an internal spa...
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WO/2018/075019A1 |
A system includes a pressure transient analysis test tool with flow analysis components and at least one pressure sensor. The pressure transient analysis test tool collects pressure measurements for at least one target position in a bore...
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WO/2018/075075A1 |
Methods for determining a density of a fluid are provided. The method can include passing the fluid through a conduit, measuring a vibration of the conduit by distributed acoustic sensing via a fiber optic cable coupled to the conduit, a...
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WO/2018/076006A1 |
Methods of and systems for determining depths of provenance of drill cuttings contained in a drilling fluid received from a wellbore, the drilling fluid containing drill cuttings of different sizes that arrive at surface at different rec...
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WO/2018/070977A1 |
An optical device provided to interrogate a fluid sample. The optical device includes a light source configured to provide an light, an optical interface configured to allow the light to pass through to interact with the fluid sample, an...
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WO/2018/071029A1 |
Systems and methods are provided for analyzing isotopes of a gas from a wellbore to determine geological information associated with the wellbore. A drill device can be used to drill rocks or particles in a wellbore, which can cause a ga...
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WO/2018/070985A1 |
A fluid extraction tool including a body; a sealing pad extending from a portion of the elongated body, the sealing pad having an opening for establishing fluidic communication between an earth formation and the elongated body, the seali...
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WO/2018/067755A1 |
Wellbore tools in accordance with the present disclosure may include a gas chromatograph; and a mass spectrometer, wherein the mass spectrometer is configured to operate at a pressure greater than 10-2 Torr. Systems in accordance with th...
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WO/2018/067756A1 |
Methods may include emplacing a wellbore tool in a wellbore, the wellbore tool including a gas chromatograph and a mass spectrometer, wherein the mass spectrometer is configured to operate at a pressure greater than 10-2 Torr, measuring ...
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WO/2018/067117A1 |
A sensor is calibrated to determine a first offset parameter. The sensor has a boundary condition that affects the first offset parameter. A first viscosity of a first fluid is calculated using a calculated parameter adjusted by the firs...
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WO/2018/067757A1 |
In-phase and quadrature components have different relationships with some important petrophyscial parameters, such as water saturation and mineral cation exchange capacity (CEC). In clay-containing subterranean rock formation such as sha...
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WO/2018/067113A1 |
A property of a downhole fluid, for example, a chemical species or ion concentration, may be accurately determined and logged based on measurements received from an optical detector where the optical detector is fed information or signal...
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WO/2018/063385A1 |
The disclosed embodiments include a core sampling system. The core sampling system includes a core barrel that in operation receives a core sample from a well. Additionally, the core sampling system includes an isolated pressure compensa...
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