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Patent Searching and Data


Matches 1 - 50 out of 9,868

Document Document Title
WO/2018/191112A1
An embodiment of a method of estimating one or more properties of an earth formation includes acquiring formation fluid data indicative of a qualitative property of a formation fluid in a near-field region of an earth formation surroundi...  
WO/2018/190821A1
A method of monitoring and controlling one or more properties of a drilling fluid used in drilling a well is provided. The method comprises circulating the drilling fluid through the wellbore, measuring the specific heat capacity of the ...  
WO/2018/191127A1
An apparatus (50) is directed relative to geomagnetic and gravitational fields of reference while advancing with rotation in a borehole (12) by determining angular position of the apparatus during the rotation and correcting the angular ...  
WO/2018/190831A1
A method and system for determining location of a collar in a wellbore. A method may comprise taking an electromagnetic measurement, producing an electromagnetic log from the electromagnetic measurement, wherein the electromagnetic log c...  
WO/2018/190991A1
Methods and apparatus for operating a rod pumping unit for a wellbore are provided. One example method includes measuring vibration data in the time domain using at least one sensor coupled to a housing for a moving component of the rod ...  
WO/2018/186951A1
A method comprising storing nuclear waste, including identifying a subterranean storage site location having a shale rock layer. The layer has an expected fluid overpressure in a range corresponding to greater than hydrostatic pressure t...  
WO/2018/184097A1
Recovering hydrocarbons from a subterranean formation includes drilling first and second adjacent wells and detonating charges in each thereby causing fractures in the subterranean formation to extend from each well and interconnect in a...  
WO/2018/178045A1
The present invention is related to computer implemented method for characterizing a target fluid of a hydrocarbon reservoir under uncertainty providing a set of fluid properties from a limited amount of information.  
WO/2018/183326A1
An improved IFR1 technique wherein a single mid-lateral well measurement of local magnetic field is used instead of single wellhead or BHA points of measurement, or a plurality of wellbore measurement methods.  
WO/2018/182578A1
A device and method to measure strain in a work string during completion operations. The device can include a tubular body with multiple recesses in an outer surface, with strain sensors positioned in some of the recesses. The device can...  
WO/2018/182691A1
Well logs can be automatically correlated using dynamic warping with descriptors. For example, a computing device can receive user input indicating a manual correlation between a first node in a first well-log and a second node in a seco...  
WO/2018/176976A1
A transmitter (3) of a trough-bit dipole acoustic logging device, the transmitter (3) comprises a substrate (32) and two piezoelectric ceramic plates (31) respectively located on two sides of the substrate (32); each of the piezoelectric...  
WO/2018/182453A1
The group of inventions relates to the oil and gas production industry, and more particularly to cleaning the near-wellbore region of a horizontal well and also existing filters, as well as to stimulating oil production. The present meth...  
WO/2018/178688A1
A downhole power delivery system for use in a well comprising downhole metallic pipe (2) running in a borehole of the well with a downhole sealing plug (31) provided in a bore or annulus at least partly defined by the downhole metallic p...  
WO/2018/183006A1
A subsurface logging tool that is deployable in a wellbore that traverses a formation includes a gamma-ray scintillation detector with a thallium-based scintillator material. The scintillator material is suitable for high-temperature dow...  
WO/2018/178689A1
A well installation comprising downhole power delivery apparatus for delivering electrical power from a surface power source S to a downhole tool T. The well installation comprises downhole metallic structure (2) running down into a bore...  
WO/2018/178607A1
A monitoring well installation comprising metallic casing (2) running down from the surface into a borehole and a sealing material plug (6) provided downhole for blocking the interior of the casing and sealing the borehole against the eg...  
WO/2018/178606A1
A monitoring well installation comprising metallic casing (2) and a sealing material plug (6) provided downhole in the borehole for sealing the borehole against the egress of fluid from a zone below the plug. There is an uncased length o...  
WO/2018/178279A1
A method of detecting a leak event within a wellbore can include inducing a pressure differential within a wellbore comprising a fluid, obtaining a sample data set representative of the acoustic signal across a frequency spectrum while i...  
WO/2018/182840A1
Described is a system for estimating measured depth of a borehole. The system comprises a drilling fluid pulse telemetry system positioned in a borehole and processors- connected with the drilling fluid pulse telemetry system. Time serie...  
WO/2018/182795A1
A downhole assembly includes a downhole tool including a degradable-on-demand material, the degradable-on-demand material including a matrix material, and a unit in contact with the matrix material, the unit including a core comprising a...  
WO/2018/183330A1
Embodiments described herein comprise a wellbore system having a controller, one or more downhole tools, and a conveyance configured to lower the one or more downhole tools into the wellbore. The one or more control nodes are located in ...  
WO/2018/183084A1
A system for providing information through a metal wall employs a device (10), such as a fiber optic cable, adapted to be arranged on one side of the metal wall (20) and a magnetic-permeability element (11), provided at, near or connecte...  
WO/2018/183223A1
Methods are provided for determining values for a set of parameters for multiple locations in a formation by inversion of formation data obtained from a plurality of different logging tools. The inversion of the formation data is constra...  
WO/2018/172314A1
The present invention relates to a downhole plug and abandonment system comprising a well tubular structure having an inside and a wall and being arranged in a borehole, a first plug arranged in the well tubular structure for sealing off...  
WO/2018/176058A2
A pressure control device may include a body having a central axis extending therefrom; at least one rotatable seal within the body, the rotatable seal configured to seal against a tubular extending through the pressure control device al...  
WO/2018/170952A1
Disclosed is an oil hydraulic control valve device, comprising a base (1), an oil inlet pipe (2), a pipe body (3), a flange cover (4), a nut (5), a fastening screw (6), an oil pressure meter (7), a switch plug (8), a control valve (9), a...  
WO/2018/175763A1
Methods and systems for determining tracer breakthrough from multiple wells commingled at a Gas Oil Separation Plant (GOSP) are provided. An example hydrocarbon reservoir monitoring method includes periodically sampling fluid carried by ...  
WO/2018/175508A1
A technique facilitates recovery of hydrocarbon fluids such as oil. A well system comprises a completion system having an upper completion, a lower completion, and an inductive coupler. Additionally, the overall well system may comprise ...  
WO/2018/172303A1
The present invention relates to a downhole sensor system, comprising a plurality of sensor units forming a mesh network, providing for a reliable data path even though at least some of the sensor units are out of range from the data col...  
WO/2018/174900A1
Systems and methods for noise cancellation in electromagnetic telemetry systems. A method for noise cancellation in electromagnetic telemetry may include: disposing an electromagnetic tool in a lateral section of a wellbore, wherein the ...  
WO/2018/172796A1
A system of installing a telemetry cable 15 in a drill string 5, the drill string comprising a plurality of drill pipe sections, the drill string having a drill pipe electrical connector at the bottom of the drill string, an electrical w...  
WO/2018/176024A1
A method and downhole tool is provided that uses beamforming to localize acoustic energy at a desired zone-of-interest within a wellbore traversing a subterranean formation. The tool has an array of transmitter elements configured to emi...  
WO/2018/172300A1
The present invention relates to a downhole drilling system, comprising: a drill string having a drill head configured to drill a borehole having a borehole wall forming an annulus between the drill string and the borehole, a plurality o...  
WO/2018/172301A1
The present invention relates to a downhole completion system for completing a well having a borehole, said downhole completion system comprising a well tubular metal structure arranged in the borehole forming an annulus and comprising a...  
WO/2018/170438A1
Apparatus and methods for rapidly detecting, localizing, imaging, and quantifying leaks of natural gas and other hydrocarbon and greenhouse gases. Scanning sensors, scan patterns, and data processing algorithms enable monitoring a site t...  
WO/2018/170323A1
A measurement system and a method for determining steam quality (i.e. vapor mass fraction) measurements of multiphase fluid flowing through pipes are described. An acoustic sensor device consists of an acoustic transmitter and an acousti...  
WO/2018/169897A1
A system for wirelessly monitoring well conditions includes a set of wireless transceivers placed along a drill string inside a well, each transceiver placed within at least half the maximum distance that each transceiver can transmit da...  
WO/2018/170082A1
A determination of the free water level for a hydrocarbon-bearing reservoir is provided that accounts for the different classified rock types (that is, facies) in the reservoir. The free water level for each unique combination of facies ...  
WO/2018/169542A1
A sensor configuration including a centralizer having a rib, a hollow defined within the rib, and a sensor positioned within the hollow. A borehole system including a borehole, a tubular string disposed within the borehole, a centralizer...  
WO/2018/167461A1
A sensor system (1) for sensing the contents of a bore comprises plural coils (11) disposed behind a non-metallic lining (10). An oscillator circuit (41) drives electrical oscillations in the coils to generate oscillating electromagnetic...  
WO/2018/169906A1
High temperature miniature mobile device (600) includes a power generator (250) including a first material of one polarity and a second material that is fixed in position and is of opposite polarity of the first material, wherein the fir...  
WO/2018/167462A1
A sensor insert (1) for insertion in a bore (2) comprises a tubular wall (10) of non-conductive material for lining the bore and a plurality of sensing coils (11) supported by the tubular wall behind the inner surface of the tubular wall...  
WO/2018/165124A1
Systems and methods for performing drilling operations in earth formations. The systems and methods include drilling a borehole within the earth formation, receiving data acquired within the borehole in the earth formation, analyzing the...  
WO/2018/164688A1
Nuclear magnetic resonance (NMR) tools, logging systems, and methods for measuring NMR properties of earth formations in a region of interest are provided. The NMR tool includes an antenna assembly, a magnet assembly, a compensating asse...  
WO/2018/164694A1
A system and method for evaluating integrity of cement in a wellbore with multiple casing strings. The system and method may include at least one source that can emit a field of photons, and at least one photon detector spaced away from ...  
WO/2018/164604A1
This invention relates to the oil and gas production industry and can be used in geophysical surveys of horizontal and deviated (including vertical) wells for their injectivity profiling and assessment of total fluid loss into the lower ...  
WO/2018/165125A1
An embodiment of a communication system for communicating between a wired pipe string in a borehole and a surface location includes at least a first wired pipe downhole component and a second wired pipe downhole component in the wired pi...  
WO/2018/165454A1
A heading transfer unit may be used to transfer a heading from a surface base to a MWD tool. The surface base may have a master north finder to determine a heading. The heading may be transferred to the heading transfer unit, which is in...  
WO/2018/161577A1
A monitoring and control method utilized in coal reservoir fracking at a mining well, a device, and a monitoring and control apparatus. The method comprises: receiving a configuration of control parameters used to perform hydraulic fract...  

Matches 1 - 50 out of 9,868