963 patents
Page 47 of 49
Utility
Delayed-expansion Cement and Cementing Operations
25 Feb 21
A delayed-expansion cement mixture or slurry of hydraulic cement contains an expanding agent having hydrophobically modified surfaces with a hydrophobic and/or self-assembling film.
Nicolas DROGER
Filed: 11 Feb 16
Utility
Real Time Deformation of Seismic Slices Using Programmable Shaders
25 Feb 21
A method, apparatus, and program product render a seismic slice in real time and in a computationally-efficient manner using a displacement mapping technique implemented in one or more programmable shaders of a graphics processing unit (GPU), e.g., using programmable shaders in a GPU to perform both tessellation and displacement of primitives in connection with rendering a displacement-mapped visualization of the seismic slice for display in an interactive 3D visualization environment.
Markus Schlafli, Hallgrim Ludvigsen
Filed: 15 Jun 20
Utility
Ultrasonic Acoustic Sensors for Measuring Formation Velocities
25 Feb 21
Example ultrasonic acoustic sensors for measuring formation velocities are disclosed herein.
Hiroshi Hori, Evgeniya Deger, Tatsuaki Kamoi, Hiroshi Nakajima
Filed: 8 Feb 19
Utility
Enhanced Two Dimensional Inversion
25 Feb 21
A method for characterizing a subterranean formation, the method comprising: performing electromagnetic logging measurements along a portion of a borehole traversing the subterranean formation using an electromagnetic logging tool to obtain electromagnetic data; determining one or more initial approximations for one or more electromagnetic properties associated with a two dimensional imaging plane modeling the subterranean formation; determining one or more initial approximations for a relative orientation between the two dimensional imaging plane and an orientation of a trajectory along the portion of the borehole; and performing a first inversion using (i) the one or more initial approximations of the one or more electromagnetic properties, (ii) the one or more initial approximations for the relative orientation between the two dimensional imaging plane and the orientation of the trajectory, and (iii) the electromagnetic data to estimate an orientation of the two dimensional imaging plane relative to the orientation of the trajectory.
Michael Thiel, Dzevat Omeragic
Filed: 23 Feb 17
Utility
Cladding for an Electro-Optical Device
25 Feb 21
Sensors for imaging boreholes via the detection of electrical and optical properties may be subject to harsh conditions downhole, such as from pressure and temperature.
Joseph Varkey, Maria Grisanti, David Kim, Qingdi Huang
Filed: 21 Aug 19
Utility
Changing Set Points In a Resonant System
25 Feb 21
A method for changing a set point of a system where period of a dominant resonance of the system is determined, a change profile for the set point change is processed; a time period for the set point change based on the period of the dominant resonance in order to minimize excitation of the dominant resonance is also processed; and the set point change is actioned according to the processed change profile and the time period.
Benjamin Peter Jeffryes, John Cook, Steven Antony Gahlings
Filed: 9 Nov 20
Utility
Offset Well Analysis Using Well Trajectory Similarity
18 Feb 21
A method for offset well analysis includes receiving offset well data collected from an offset well, the offset well data including data representing a trajectory of an offset well, receiving subject well data comprising a trajectory of at least a portion of a subject well, partitioning the trajectory of the offset well into a plurality of offset well segments, partitioning the trajectory of the subject well into a plurality of subject well segments, determining a distance between at least some of the plurality of offset well segments and at least some of the plurality of subject well segments, selecting the offset well based in part on the distance, and performing an offset well analysis using the offset well and the subject well.
Vladimir Zhernakov, Xiaotong Suo, Jose Celaya Galvan, Velizar Vesselinov, Neil Holger White Eklund
Filed: 15 Aug 19
Utility
Active Drilling Mud Pressure Pulsation Dampening
18 Feb 21
Apparatus and method for reducing pressure pulsations within drilling mud being pumped downhole by a plurality of pumps to thereby improve quality of mud-pulse telemetry.
Alejandro Camacho Cardenas
Filed: 3 Nov 20
Utility
Apparatus and Method for Testing Rock Heterogeneity
18 Feb 21
A scratch tester has at least one cutter that moves simultaneously both rotationally and axially relative to the rock it is cutting.
Mohammed Badri, Devon Gwaba, Gallyam Aidagulov, Mustapha Abbad, Salah Mohammed Al-Ofi
Filed: 16 Aug 19
Utility
Domain Data Management Services
18 Feb 21
A method includes registering a type of data file.
Hrvoje Markovic, Hans Eric Klumpen, RajKumar Kannan
Filed: 22 Jun 20
Utility
Rotary Steerable System with Cutters
11 Feb 21
A rotary steerable tool may include a tool body with an upper end and a lower end.
Michael George Azar, Edward Richards, Riadh Boualleg, Geoffrey Charles Downton, Denis Li, Richard D. Hill
Filed: 31 Jan 19
Utility
Self-latching Mechanism for Securing a Drilling Rig Floor
11 Feb 21
A drilling rig includes a base configured to support the drilling rig, and a rig floor configured to support a mast, the rig floor being pivotally coupled to the base.
Darrell D. Jamison, Mohamed Dessoukey
Filed: 5 Aug 19
Utility
System and Methodology for Monitoring In an Injection Well
11 Feb 21
A technique facilitates monitoring of parameters related to a downhole operation, e.g. a water injection operation.
Jerson Orlando Becerra Alfonso, Anderson Arboleda Correa, Andrea Ximena Guerrero AvendaƱo
Filed: 4 Aug 20
Utility
Drilling Rig Emeregency Stop and Lockout System
11 Feb 21
Systems and methods for controlling stoppage of a drilling rig, of which the method includes pairing a stop indicator with a type of stoppage, a rig system to shutdown, or both, receiving a request to change the type of stoppage, rig system, or both paired with the stop indicator, and in response to receiving the request, changing the type of stoppage, the rig system to shutdown, or both associated with the stop indicator, without changing a wiring of the drilling rig.
Anstein JORUD
Filed: 5 Aug 19
Utility
Automated Control of Hydraulic Fracturing Pumps
11 Feb 21
Methods and systems pertaining to generating a startup or other operating order of pumps of a pumping system for performing a subterranean formation fracturing operation, and/or another pumping operation, and for coordinating distribution of flow rates to the pumps for performing the pumping operation.
Nan MU, Bao MI, Amal BAGULAYAN, James MATTHEWS, Marcos Suguru KAJITA, Alexander Tanner TAYLOR, Manuel Alfonso BOBADILLA LARIOS, Joseph MCKINNEY
Filed: 23 Jan 19
Utility
Method for Determining the True Boiling Points of Complex Hydrocarbon Fluids Using Nuclear Magnetic Resonance
11 Feb 21
Nuclear magnetic resonance (NMR) relaxation and/or diffusion measurements are used to deduce fluid compositional information such as a chain-length distribution, which may then be used to predict the true boiling points (TBP) of a sample of a complex hydrocarbon fluid mixture, such as a crude oil.
Yiqiao TANG, Yi-Qiao SONG, Sharath Chandra MAHAVADI, Ravinath Kausik KADAYAM VISWANATHAN, Shawn David TAYLOR, Gary POTTEN
Filed: 5 Mar 19
Utility
System and Methodology for Welding
11 Feb 21
A technique facilitates a welding operation in a variety of difficult environments, including downhole environments, to enable formation a dependable connection between components.
Hongfa Huang
Filed: 19 Oct 20
Utility
Parallel Multiscale Reservoir Simulation
4 Feb 21
Systems, computer-readable media, and methods for performing a reservoir simulation by obtaining reservoir data; translating the reservoir data into grid properties to create a grid; dividing the grid into domains; generating coarse grids corresponding to each domain; processing the domains, where processing a domain includes: calculating pressure for the domain using a coarse grid corresponding to the domain, calculating flux for the domain using a coarse grid corresponding to the domain, and calculating transport of fluids for the domain using a coarse grid corresponding to the domain; and generating a reservoir simulation corresponding to the grid based on processing each domain.
Antonina KOZLOVA, Jostein NATVIG, Dominic WALSH, Kyrre BRATVEDT, Sindhu CHITTIREDDY, Zhuoyi LI, Shingo WATANABE
Filed: 22 Jun 17
Utility
System and Method for Autonomous Exploration for Mapping Underwater Environments
4 Feb 21
Embodiments of the present disclosure are directed towards a system and method for performing an inspection of an underwater environment.
Brendan Englot, Jinkun Wang, Tixiao Shan, Timothy Paul Osedach
Filed: 30 Jul 20
Utility
Shock and Vibration Reduction In Downhole Tools
4 Feb 21
Systems, methods, tools, and kits are used to reducing shocks and vibrations in tools, including downhole drilling tools.
Joachim Sihler, Hutaib Babat, Taihei Ueno
Filed: 30 Jul 20