1026 patents
Page 43 of 52
Utility
Method for estimating a transit time of an element circulating in a borehole
13 Jul 21
The disclosure relates to a method for estimating a transit time of an element circulating in a borehole during the drilling of the borehole.
Sophie Androvandi, Maurice Ringer
Filed: 5 Oct 17
Utility
Permeability determinations from wideband EM models using borehole logging tools
13 Jul 21
A permeability log is generated by running borehole tools in a borehole traversing a formation, including at least electromagnetic (EM) tool providing at least a low-frequency complex conductivity measurement at least one frequency.
Nikita V. Seleznev, Tarek M. Habashy
Filed: 23 May 18
Utility
Snap in screen and method
6 Jul 21
A method of installing a vibratory shaker screen in a vibratory shaker, including placing a first end of the vibratory shaker screen in a retainer, wherein the retainer is a component of the vibratory shaker; pivoting a second end of the vibratory shaker screen toward a screen installation position on the vibratory shaker, deflecting a tab on one of the vibratory shaker screen and the vibratory shaker through contact of the vibratory shaker screen to another retainer of the vibratory shaker, and connecting the vibratory shaker screen to the vibratory shaker, where the tab fixedly connects the vibratory shaker screen to the vibratory shaker.
Mitchell Landwehr, Benjamin Holton, John Fedders
Filed: 27 Jun 19
Utility
Iron roughnecks for non-stop circulation system
6 Jul 21
An iron roughneck for constant circulation of drilling mud during operation of a drill string, the iron roughneck comprising: a frame; a wrench unit supported by the frame, wherein the wrench unit is capable of gripping a drill string; a spinner unit supported by the frame, wherein the spinner unit is capable of engaging and spinning a drill pipe; and a circulation coupler supported by the frame, wherein the circulation coupler forms a chamber around the drill string.
Zaurayze Tarique, Blaine Dow, Justin Cremer
Filed: 18 Jan 18
Utility
Hang off ram preventer
6 Jul 21
A ram type blowout preventer is designed to provide substantial hang off capability.
Gabriele Armilli, Teddy Rames, Florent Vargas
Filed: 9 Jan 19
Utility
Machine learning for production prediction
6 Jul 21
Estimating a production prediction of a target well includes computing, based on production time series from training wells, a smoothed production history curves.
Gabriel Maher, Daniel D'Souza
Filed: 29 Dec 16
Utility
Piston control via adjustable rod
6 Jul 21
A piston's stroke length may be restricted by passing a rod through a through hole in the piston.
Jonathan D. Marshall
Filed: 11 Dec 18
Utility
Feature index-based feature detection
6 Jul 21
A method can include receiving n-dimensional data where n is equal at least three; analyzing a plurality of two-dimensional slices of the n-dimensional data to determine characteristic information with respect to a plurality of feature indexes for a feature in the n-dimensional data; and, based at least in part on the characteristic information, associating the feature with one of the feature indexes.
Victor Aarre
Filed: 26 Jan 17
Utility
Systems and methods for managing drive parameters after maintenance
29 Jun 21
Systems and methods for operating a motor according to parameters provided by an autotuning component if available are described.
Shyam Janakiraman, Ramakrishna Madhireddy, Franz Carstens, Seetharam Kothuru
Filed: 30 Oct 18
Utility
Chemical injection system
29 Jun 21
A technique facilitates both actuation of a well tool and chemical injection at a corresponding well zone or well zones.
Soufiane Halily, Emrah Gokdag, Jerome Prost, Richa Bansal, Parvesh Singh
Filed: 15 Aug 17
Utility
Optimization of magnet arrangement for nuclear magnetic resonance well logging tools
29 Jun 21
A method for fabricating a magnet on a nuclear magnetic resonance logging tool includes identifying a desired magnetic field strength at a predetermined depth of investigation, receiving a set of magnet segments configured for deployment on the logging tool in a magnet arrangement which make up a magnet array on the logging tool, processing a magnetic strength and an angular offset of selected magnet segments and their unique location in the magnet array to compute corresponding magnetic field strength solutions at the predetermined depth of investigation, selecting one magnet arrangement solution that minimizes a difference between the magnetic field strength solution and the desired magnetic field strength at the predetermined depth of investigation, and deploying the magnet segments on the logging tool according to the selected magnet arrangement solution to fabricate the magnet.
Shin Utsuzawa, Anatoly Dementyev, Nicholas Heaton, Cole Mann
Filed: 1 Jul 19
Utility
Seismic image data interpretation system
29 Jun 21
A method can include receiving seismic image data of a geologic region and interpretation information of the seismic image data for a geologic feature in the geologic region, where the seismic image data include a geologic feature class imbalance; shifting the geologic feature class imbalance toward a class of the geologic feature by increasing the spatial presence of the geologic feature in the seismic image data to generate training data; and training a neural network using the training data to generate a trained neural network.
Nader Salman, Francis Grady, Paal Kjetil Kvamme, Mats Stivang Ramfjord
Filed: 12 Sep 18
Utility
Formation characterization system
29 Jun 21
A formation characterization system can include a processor; memory accessibly by the processor; instructions stored in the memory and executable by the processor to instruct the system to: acquire induction measurements in a borehole in a formation using an induction tool; determine dielectric properties of the formation using the induction measurements; and generate a log that characterizes particles in the formation based on the dielectric properties.
John Rasmus, Gong Li Wang, Dean M. Homan, Natalie Uschner-Arroyo
Filed: 29 Oct 18
Utility
Wellsite power mapping and optimization
29 Jun 21
Embodiments disclosed prove a method for improving power usage for an oilfield operation.
Jijo Oommen Joseph, Olivier Clerc, Steven Schilling, William Troy Huey
Filed: 14 Sep 15
Utility
Particle guard ring for mixed flow pump
22 Jun 21
A mixed-flow impeller for an electric submersible pump can include a lower end and an upper end; a hub that includes a through bore that defines an axis; blades that extend at least in part radially outward from the hub where each of the blades includes a leading edge and a trailing edge; an upper balance ring that includes a radially inward facing balance chamber surface and a radially outward facing diffuser clearance surface; and an upper guard ring disposed radially outwardly from the upper balance ring where the upper guard ring includes an axially facing diffuser clearance surface that is disposed axially between the trailing edges of the blades and the upper end.
Kean Wee Cheah, David Milton Eslinger
Filed: 30 Jun 15
Utility
Automated operation of wellsite equipment
22 Jun 21
Systems and method for controlling wellsite equipment, including pumps and a manifold having a low-pressure (LP) manifold, having LP ports with LP valves, and a high-pressure (HP) manifold, having HP ports with HP valves and bleed ports with bleed valves.
Miguel Angel Lopez, Marcos Suguru Kajita, Nan Mu, Chuong Nguyen, Corey Ray, Manuel Alfonso Bobadilla Larios
Filed: 8 Mar 16
Utility
X-ray imaging device for cased wells and open boreholes
22 Jun 21
An x-ray imaging device for imaging a borehole environment employs a housing that encloses an x-ray generator spaced from an x-ray detector which cooperate to obtain an image of the borehole environment.
Harold Pfutzner, Mohammed Badri, Mustapha Abbad
Filed: 5 Jul 19
Utility
Representing structural uncertainty in a mesh representing a geological environment
22 Jun 21
A method can include receiving a node-based mesh that represents a geologic environment and a structural feature in the geologic environment; defining a node-based parameter space for structural uncertainty of nodes that represent the structural feature in the geologic environment; defining a hull with respect to nodes of a portion of the mesh where the hull encompasses at least a portion of nodes that represent the structural feature; for a system of equations, imposing boundary conditions on the nodes of the hull and on the at least a portion of the nodes that represent the structural feature; solving the system of equations for a displacement field; and generating a structural uncertainty realization of the node-based mesh based at least in part on the displacement field.
Jimmy Klinger, Thomas Laverne
Filed: 3 Nov 16
Utility
Automatic shift detection for oil and gas production system
22 Jun 21
A computer-implemented method and apparatus for monitoring an electric submersible pump and detecting a shift are disclosed.
James Fason, Mohamed Elgindy, Alexey Rusakov, Hunter Wright, Irving Lynch
Filed: 11 Oct 18
Utility
Wellbore plug and abandonment
22 Jun 21
A downhole tool for conveyance within a wellbore extending into a subterranean formation.
Douglas Pipchuk, Iain Michael Cooper
Filed: 1 Apr 16