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Patent Searching and Data


Matches 1 - 50 out of 9,747

Document Document Title
WO/2018/132085A1
An antenna assembly includes a tool mandrel having a tool axis, and a coil including a plurality of windings wrapped about the tool mandrel at a winding angle offset from the tool axis. A soft magnetic band radially interposes the coil a...  
WO/2018/130746A1
The disclosure relates to a circuit board arrangement for protecting a circuit board (11) against mechanical stress occurring in drilling, comprising a circuit board (11) having an elastic modulus; a first protective layer (12) arranged ...  
WO/2018/132103A1
A method of detecting a flood front through a subterranean formation, comprising, measuring a distance to the flood front, processing the measured distance using a predictor-corrector filter to determine a corrected distance to the flood...  
WO/2018/132037A1
This invention relates to the oil-producing industry and can be used in operating multi- reservoir wells. A method for the determination of hydrodynamic parameters for each flowing reservoir that includes reaching at least one well opera...  
WO/2018/132086A1
An antenna assembly includes a tool mandrel having a tool axis and a coil including a plurality of windings wrapped about the tool mandrel at a winding angle offset from the tool axis. An antenna shield is secured to the tool mandrel and...  
WO/2018/132206A1
Systems and methods for downhole component monitoring including a monitored component doped with a pre-selected neutron absorbent, the monitored component being part of a downhole tool and a neutron monitoring system positioned relative ...  
WO/2018/132705A1
Methods and apparatus for evaluating an earth formation intersected by a borehole. Methods include using at least one transmitter to generate electromagnetic (EM) waves propagating through the formation; generating measurement signals at...  
WO/2018/132106A1
A system and method to determine closure pressure in a wellbore that can include, flowing a fracturing fluid into the wellbore during a fracturing operation of at least one stage and forming a fracture, sensing fluid pressure and a flow ...  
WO/2018/129349A1
A dynamic power optimization system and method for electric submersible motors. A system to optimize operation of an electric submersible motor electrically coupled to a variable speed drive controlled by a computer performing dynamicall...  
WO/2018/128763A1
An early kick detection system including a kick detection computing device coupled to at least one sensor associated with a drilling system of a well. The kick detection computing device is configured to receive measurement data from the...  
WO/2018/128549A1
A system (1') for testing the integrity of a well barrier (2), the system (1') comprising: - a well (10) including a wellbore (4) and a upper wellbore termination means (8), such as a wellhead; - a mud circulation system (70) and/or a mu...  
WO/2018/126392A1
A sensing sub-assembly for use with a drilling assembly includes a cylindrical body and at least one sensor coupled to the cylindrical body. The cylindrical body includes an internal flow channel extending therethrough, which is configur...  
WO/2018/128614A1
Disclosed are approaches to dielectric logging, and particularly to the processing of dielectric logging data, that involve the use of a conductivity model for the logging tool and surrounding borehole and formation that includes an anom...  
WO/2018/125095A1
A method for taking measurements in a wellbore including lowering a downhole logging tool in the wellbore; obtaining, via the logging tool, a plurality measurements of a downhole element; processing the plurality of measurements to obtai...  
WO/2018/125613A1
Directional drilling is an extremely important area of technology for the extraction of oil and gas from earthen formations. The technology of the present application relates to improved non-stabilizer guidance positioning members for di...  
WO/2018/122546A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
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...  
WO/2018/125214A1
Described are tools, systems, and methods for dielectric logging using transient waveforms. In some embodiments, one or more microstrip antennas are employed for the measurements. In various embodiments, the waveforms are processed in th...  
WO/2018/122544A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
WO/2018/125036A1
The disclosed embodiments include an assembly for anchoring a tool at a subsurface location in a wellbore. The assembly includes a latch coupling having a latch pocket on an internal surface of the latch coupling. Additionally, the assem...  
WO/2018/125509A1
A method evaluating borehole subsurface geologies can include receiving a total response signal by a sensor array disposed in a borehole, the response signal represents a pressure wave propagating in the borehole. A secondary signal can ...  
WO/2018/125167A1
A method and system for processing a slowness profile. A method may comprise disposing a geophone array into a borehole, positioning the geophone array at a first location within the borehole; discharging a seismic source; positioning th...  
WO/2018/119520A1
An active downhole antenna located in a borehole receives electromagnetic (EM) telemetry transmissions from sources in adjacent boreholes. The antenna comprises a processor operable do decode and measure signal to noise ratio of received...  
WO/2018/122547A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
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...  
WO/2018/122543A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
WO/2018/122545A1
Downhole electrical energy harvesting and communication in systems for well installations having metallic structure carrying electric current, for example CP current. In some instances there is a harvesting module (4) electrically connec...  
WO/2018/125078A1
A method and system of communicating with a device by controlling the flow rate of a fluid. The method comprises transmitting an encoded message with a flow control device by controlling the flow rate of a fluid and generating a signal i...  
WO/2018/122548A1
A method to test or monitor the integrity of a cement barrier, comprising providing an assembly therebelow including: a perforating device;a control mechanism to control the perforating device, a pressure sensor, a wireless communication...  
WO/2018/125114A1
A method includes introducing a tool string into a wellbore having material disposed in an annular region surrounding the casing. Obtaining acoustic refracted waveform measurements of the material from a cement bond logging tool, obtaini...  
WO/2018/125099A1
A telemetry and communication system and method. The system may comprise a well production system, which may comprise a telemetry sensor disposed in a production well below a highly conductive layer and a transmitter. The system may furt...  
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...  
WO/2018/125207A1
The disclosed embodiments include downhole electromagnetic reservoir monitors, and systems and methods to monitor downhole reservoirs. In one embodiment, the electromagnetic reservoir monitor includes a galvanic transmitter deployed prox...  
WO/2018/125833A1
A system includes a first valve removal (VR) plug (42), a VR plug housing (92), and a second VR plug (250). The first VR plug (42) includes a sensor (112) configured to sense a characteristic of a first volume (104) adjacent to the first...  
WO/2018/125189A1
A printed circuit board assembly includes a printed circuit board, a radio frequency detection circuit, and one or more damping elements. The radio frequency detection circuit is in electrical communication with the printed circuit board...  
WO/2018/119511A1
A fluid pressure pulse generator apparatus for a telemetry tool comprising a stator and a rotor. The stator comprises a stator body and a plurality of radially extending stator projections spaced around the stator body and the spaced sta...  
WO/2018/125058A1
A method and system for producing a Quasi-Static Stoneley Slowness log. The method for producing a Quasi-Static Stoneley Slowness log may comprise recording a pressure wave at a receiver; determining a slowness-frequency range with an in...  
WO/2018/125176A1
A method for hydraulically fracturing a subterranean formation includes preparing and sending a first command signal from a master controller to a plurality of pumps of a pump system. The first command signal specifies a flow rate output...  
WO/2018/125083A1
A downhole indicating device includes a collet body and a slidable collet comprising a protrusion and surrounding and slidable along a length of the collet body between a low snap position and a high snap position. In the low snap positi...  
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...  
WO/2018/118276A1
Wellbore logging tools can include a coil antenna assembly that prevents breakage of a coil wire during downhole use under elevated pressure. The antenna assembly can include an insulator base used to help insulate the wires so elevated ...  
WO/2018/112538A1
A system and method for determining a depth in a drill hole associated with a drilling operation include means and steps for: determining a value for at least one constant parameter and/or a value for at least one variable parameter of a...  
WO/2018/117999A1
Combined wireline and wireless apparatus and related methods are disclosed herein. An example apparatus includes a tool string including a tool bus and a first acoustic repeater coupled to the tool string. The first acoustic repeater is ...  
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 ...  
WO/2018/118000A1
Wireless acoustic communication apparatus and related methods are disclosed herein. An example apparatus includes a first rod and a second rod. The first rod and the second rod are to form a rod string. The example apparatus includes a f...  
WO/2018/112560A1
A method (60) of determining core orientation of a core sample (12) cut from the ground by a drill rig (10) having a drill string and a drill bit (20) coupled to a downhole end of the drill string. Drilling data (Cn, Rn) is continuously ...  
WO/2018/112647A1
A downhole probe of a drilling rig has a probe sleeve for protecting the downhole probe. The probe sleeve may be made of a metal or a polymer such as polyphenylene sulfide. The probe sleeve may be heat-shrinkable to provide a tight fit b...  
WO/2018/118054A1
The disclosed embodiments include downhole gamma-ray generators and methods to utilize downhole gamma-ray generators in a downhole environment. In one embodiment, a downhole gamma-ray generator includes a target foil formed from a first ...  
WO/2018/119169A1
A tool for use in a borehole penetrating a formation method and a method for using the tool is disclosed. The tool includes a gyroscope for obtaining a first measurement of a rotation rate of the apparatus and at least one accelerometer ...  
WO/2018/115334A1
The invention relates to a device for locating a drill head of a ground drilling device, comprising a wireless probe, the probe being arranged on or in a flying object.  

Matches 1 - 50 out of 9,747