1026 patents
Page 49 of 52
Utility
Method and system for analyzing at least a rock sample extracted from a geological formation
9 Mar 21
Mahdi Ammar, Jerome Breviere
Filed: 21 Aug 18
Utility
CO2 concentration measurement in dry gas mixtures
9 Mar 21
Described herein is an apparatus and methods for characterizing a fluid composition including exposing electrolyte to one fluid mixture, collecting a signal from an electrode in contact with the electrolyte, and simultaneously exposing the electrolyte to a second fluid, collecting a signal from a second electrode in contact with the electrolyte exposed to the second fluid, and comparing the signal difference between the electrodes with the Nerst equation wherein the temperature of the electrolyte is above 488° C.
Albert Perez, Terizhandur S. Ramakrishnan, Wenlin Zhang, Li Jiang, Roy Koveleski, Quincy K. Elias
Filed: 3 Oct 17
Utility
Horizon-based splitting intensity inversion for anisotropic characterization of a target volume
9 Mar 21
A method for seismic processing includes receiving seismic data representing a subsurface volume.
Daniele Boiero, Claudio Bagaini
Filed: 14 Oct 16
Utility
Methods of producing a lithium carbon fluoride primary battery
9 Mar 21
A Li/CFx primary battery having a lithium-based anode and a fluorinated carbon cathode.
Hanpu Liang, Nathan Lawrence, Timothy Jones, Steven Gahlings, Christine Jarvis, Wen Rong Li, Rogerio Tadeu Ramos, Vladimir Hernandez Solis
Filed: 10 May 19
Utility
Polycrystalline diamond constructions with modified reaction zone
2 Mar 21
Polycrystalline diamond constructions comprise a diamond body attached with a substrate during high pressure/high temperature processing, and include a modified reaction zone interposed between the body and substrate that is engineered to minimize or eliminate unwanted back diffusion of carbon from the diamond body into the substrate during the high pressure/high temperature processing.
Jeffrey Bruce Lund, Sharlynn Davis
Filed: 11 Dec 16
Utility
Powered sheave with wireline pushing capability
2 Mar 21
Methods include deploying a downhole tool into a wellbore with a conveyance apparatus by mounting a tool to a distal end of a spooled conveyance apparatus, routing the conveyance apparatus around a powered sheave assembly, which includes a plurality of grooves disposed on the outer surface of the sheave to accommodate the conveyance apparatus, and providing a power source for applying torque to the powered sheave.
Rod William Shampine
Filed: 10 Feb 16
Utility
Fiber optic coiled tubing telemetry assembly
2 Mar 21
A system for use in carrying out downhole coiled tubing applications with two-way telemetry over a single fiber optic thread.
Jordi Juan Segura Dominguez, Michael Hayes Kenison, Charles Kearney, Santiago Hassig Fonseca
Filed: 27 Jan 16
Utility
Downhole seismic sensing synchronization systems and methods
2 Mar 21
William Brian Underhill, Joel Herve Le Calvez, Herve Denaclara
Filed: 22 Sep 17
Utility
Antenna assembly having multiple legs
2 Mar 21
An antenna assembly includes a first leg extending radially over a circumference of a tool, a second leg extending axially over a length of the tool, a third leg radially over a portion of a circumference of the tool, and a fourth leg extending axially over a length of the tool.
Scott Dyas, Dean M. Homan, Sergiy Kryukov, Reza Taherian, Daniel Codazzi
Filed: 28 Feb 19
Utility
Methods for inverting electromagnetic logging measurements
2 Mar 21
A two-step inversion method for computing multi-layer subterranean formation properties includes processing gain compensated electromagnetic measurement quantities using a first inversion to compute a corresponding set of borehole corrected gain compensated measurement quantities.
Peter T. Wu
Filed: 14 Oct 16
Utility
Shaft proximity sensors
2 Mar 21
A system can include a housing that defines an interior space; a shaft disposed at least in part in the interior space of the housing where the shaft includes a longitudinal axis, a curved surface and an end surface; a submersible electric motor operatively coupled to the shaft where the submersible electric motor includes a cable connector; two proximity sensors where each of the proximity sensors includes a sensor aperture disposed in the interior space of the housing; and circuitry operatively coupled to the proximity sensors that determines position values of the shaft with respect to time based at least in part on output of the proximity sensors.
Alejandro Camacho Cardenas, Peter Benjamin Johnson, Leo Steenson, Dudi Abdullah Rendusara, Andrew William Meredith
Filed: 30 Jun 16
Utility
High trip rate drilling rig
23 Feb 21
A high trip rate drilling rig has first handling equipment to transport stands in/out of setback, second handling equipment to deliver stands to/from well center, and a hand-off position to set down stands for exchange between first/second equipment.
Joe Rodney Berry, Robert Metz, Melvin Alan Orr, Mark W. Trevithick
Filed: 1 May 17
Utility
Systems and methods for directing fluid flow
23 Feb 21
A system includes a turbine, a valve, and an electronics package.
David R. Hall, Jonathan D. Marshall, David C. Hoyle, Malcolm R. Taylor, Jordan Dane Englund
Filed: 15 Nov 16
Utility
Drilling system control for reducing stick-slip by calculating and reducing energy of upgoing rotational waves in a drillstring
23 Feb 21
An apparatus and method for controlling a drilling system in a manner that reduces stick-slip by receiving a desired rotation speed v0 of the drive system to rotate the drillstring, receiving property measurements of the drilling system, and deriving therefrom a rotation speed vup of upgoing rotational waves of the drillstring associated with upgoing rotational energy in the drillstring.
Benjamin Peter Jeffryes
Filed: 19 Mar 14
Utility
Methods and apparatus for the downhole analysis of the composition of formation gases
23 Feb 21
Methods and apparatus are provided for determining down-hole the composition of natural gas from a formation.
Jaisree Iyer, Terizhandur S. Ramakrishnan
Filed: 10 Dec 18
Utility
Fluid energizing device
23 Feb 21
Apparatus and methods for energizing well operations fluids, including a fluid energizing device directly or operatively connected between first and second conduits.
Jijo Oommen Joseph, Jonathan Wun Shiung Chong, Garud Bindiganavale Sridhar, Alhad Phatak
Filed: 11 Jan 16
Utility
System and method to vaporize a process stream by mixing the stream with a heating medium
16 Feb 21
A system and method to vaporize a process or feed water stream does so in a liquid pool zone of a vessel as the stream comes into contact with a heating medium that is less volatile than the process stream.
Z. Frank Zheng, Christopher Stephen King, Harihara V. Nemmara, Brian Edward Messenger
Filed: 16 May 19
Utility
System and method for completing and stimulating a reservoir
16 Feb 21
A technique facilitates completion and stimulation of a reservoir, e.g. a lower tertiary reservoir.
Brian W. Cho, Jose F. Garcia, Roberto Simao Trad, John Algeroy
Filed: 29 Apr 16
Utility
Thermal stability of high temperature oil based system enhanced by organophilic clay
16 Feb 21
Compositions herein may include an oleaginous continuous phase, an aqueous discontinuous phase, a first clay comprising an organophilic smectite clay, and a second clay comprising a magnesium silicate clay.
Balakrishnan Panamarathupalayam, Paulo Pauferro, Jr.
Filed: 30 Jan 17
Utility
Wellbore isolation while placing valves on production
16 Feb 21
An internal completion string is anchored within a closed casing valve of a production liner in a wellbore.
Michael Huh, Josh Belleville, Jessica Schulte
Filed: 6 Jun 16