2001 patents
Page 15 of 101
Utility
Downhole Monitoring of Hydraulic Equipment
5 Oct 23
A technique facilitates use of sensor data, e.g., pressure data, associated with hydraulic control lines.
Steven Nicholas Hill, Darcio Aparecido Braga, Geoffrey Pinard, Mannix Flores-Cruz
Filed: 2 Jun 23
Utility
System and Methodology Comprising Composite Stator for Low Flow Electric Submersible Progressive Cavity Pump
5 Oct 23
A technique facilitates efficient well production in relatively low volume applications, e.g. applications after well pressure and volume taper off for a given well.
Peter Hondred, Jason Holzmueller, William Goertzen, Maxim Pushkarev
Filed: 20 Aug 21
Utility
Scale Resistant Backcheck Valve
5 Oct 23
A gas lift valve is provided with increased longevity, reliability for preventing backflow, and/or scale resistance.
Shao Chong Oh, Pierre Gely
Filed: 18 Aug 21
Utility
Directional Electromagnetic Ratio Calibration
5 Oct 23
A method for making calibrated directional electromagnetic logging measurements includes causing an electromagnetic logging tool to make a plurality of voltage measurements while deployed in a subterranean wellbore.
Mark Frey, Dean Homan
Filed: 4 Apr 22
Utility
System and method for active centralization of downhole well tools
3 Oct 23
A technique facilitates control over the positioning of a well tool in a wellbore or other type of borehole.
Mark Hofacker
Filed: 16 Feb 22
Utility
Power generation for multi-stage wireless completions
3 Oct 23
Wireless multi-stage completions for providing power to and telemetry communication with downhole device(s) are provided.
Alain Guelat, Debasmita Basak, Dinesh Patel, Christophe Rayssiguier, Bertrand Mancelle
Filed: 25 Jun 20
Utility
Combined valve system and methodology
3 Oct 23
A technique facilitates operation of a valve system a having combined valve such as a combined formation isolation valve and a circulating valve.
Dinesh R. Patel, Sudhakar Khade
Filed: 15 Nov 18
Utility
Autonomous optimization of single-well and multi-well gas lift
3 Oct 23
Methods and systems are provided for controlling gas lift in at least one production well, which determine a quadratic function that relates flow rate or value of oil produced from a production well to gas flow rate for gas injected into the production well based on flow rate measurements for gas injected into the production well and corresponding flow rate measurements of oil produced from the production well.
Terizhandur S. Ramakrishnan, William J. Bailey, Kashif Rashid
Filed: 26 Dec 19
Utility
Systems and methods to determine rotational oscillation of a drill string
3 Oct 23
Embodiments of the present disclosure relate to a tangible, non-transitory, computer-readable medium that stores instructions executable by one or more processors, in which the instructions cause the one or more processors to determine a threshold value associated with an axial acceleration oscillation amplitude at a drill bit, in which the drill bit is a part of a drilling system.
Benjamin Peter Jeffryes, Adam Ian Bowler
Filed: 16 Nov 18
Utility
Integral reciprocating pump structure supporting spacer section
3 Oct 23
A reciprocating pump having a power end, a fluid end, and a spacer section interposing the power and fluid ends.
Hau Nguyen-Phuc Pham, Rod Shampine
Filed: 8 Jun 20
Utility
Reciprocating pump trunnions connecting crosshead and connecting rod
3 Oct 23
A crosshead assembly for a reciprocating pump.
Hau Nguyen-Phuc Pham, Rod Shampine
Filed: 8 Jun 20
Utility
Hydraulic trigger with locked spring force
3 Oct 23
A system includes a compression spring having a latch sleeve, a piston rod including a groove section, and a ratchet assembly that progressively moves the piston rod in a downward direction.
Bo Chen, Brian Walther, Rannie Dong
Filed: 19 Apr 21
Utility
Methods and systems for concurrent land vibroseis acquisition with simultaneous activation
3 Oct 23
Land seismic survey including providing at least two vibrators in a first group, wherein each vibrator in the first group is assigned to a respective source line, where the source lines of the first group run substantially parallel to one another; providing at least two vibrators in a second group, wherein each vibrator in the second group is assigned to a respective source line that is different than the source lines assigned to vibrators from the first group; actuating the vibrators in the first group simultaneously using different frequency bandwidth sweeps and different phase encodings; actuating the vibrators in the second group at the same time as those in the first group, and simultaneously using different frequency bandwidth sweeps and different phase encodings; and detecting the resulting seismic signals with a plurality of seismic sensors that are placed in contact with the earth and as part of a seismic spread.
Nicolae Moldoveanu, Maurice Nessim, John Quigley, Wadii El Karkouri
Filed: 21 Sep 18
Utility
Interpolation of seismic data with time variant locations
3 Oct 23
Systems, computer readable, and methods concern receiving seismic data representing a subsurface volume.
Michel Schonewille, Robert Bloor
Filed: 16 Dec 16
Utility
Methods for determining fluid volumes from NMR T1-T2 log data
3 Oct 23
Methods and systems are provided for characterizing fluids in a subterranean formation traversed by a borehole, where NMR data is measured by a downhole NMR tool that is conveyed in the borehole that traverses the formation.
Lalitha Venkataramanan, Noyan Evirgen, David Allen, Albina Mutina
Filed: 22 Oct 18
Utility
System and method for reducing a feasible region of solutions in a relative permeability and capillary pressure curve
3 Oct 23
A method, computer program product, and computing system for receiving downhole logging data for a porous media.
Lalitha Venkataramanan, Lin Liang, Vasileios-Marios Gkortsas, Khaled Hadj-Sassi, Albina Mutina, Tarek Habashy
Filed: 6 Nov 18
Utility
Systems and methods for determining the presence of cement behind at least one casing using spectroscopy measurement
3 Oct 23
A presence of cement may be identified based on a downhole tool that may emit neutrons into a wellbore having at least one cement casing.
Pascal Millot, Adil Busaidy, Jeffrey Miles, Tong Zhou, Christian Stoller, David Rose, Richard Radtke
Filed: 30 Aug 21
Utility
Geologic formation neutron porosity system
3 Oct 23
A method can include receiving neutron data and density data for a borehole in a geologic formation; determining a migration length value for a layer of the geologic formation based at least in part on the neutron data; forward modeling at least the layer based at least in part on the migration length value and the density data; and outputting, based at least in part on the forward modeling, modeled neutron data for the layer.
Joan Abadie, Mohammad Taghi Salehi, Koji Ito, John Rasmus, Xiao Bo Hong
Filed: 10 May 19
Utility
Method to automatically calibrate a downhole tool in an oil-based mud environment
3 Oct 23
A method and apparatus to calibrate a resistivity measurement taken by a downhole tool in a borehole, wherein the downhole tool estimates the resistivity of an underground formation penetrated by the borehole with at least one sensor situated at a non-zero standoff distance from the borehole, is provided.
Alexandre Abellan
Filed: 5 Jun 18
Utility
Automated multi-silo aggregate management
3 Oct 23
Methods of managing aggregate inventory.
Miguel Angel Lopez, Marcos Suguru Kajita, Bansi Chauhan, Christopher Todd Shen
Filed: 3 Feb 20