2001 patents
Page 33 of 101
Utility
Liner Hanger System and Method with Non-pressure Sensitive Actuation
23 Feb 23
A technique facilitates reducing or eliminating the risk of premature actuation of a liner hanger system and/or premature release of a miming tool.
Juan Pablo Macin Moreno, Jose Hurtado, Mikhail Gotlib, George Telfer, Stephen Lewis
Filed: 18 Jan 21
Utility
Downhole Turbine for Managed Pressure Drilling
23 Feb 23
A mud turbine apparatus includes a rotor including an inner ring configured to be positioned around a drill pipe, an outer ring that is positioned around and spaced apart from the inner ring, a plurality of magnets coupled to the outer ring, and a plurality of blades coupled to and extending between the inner ring and the outer ring.
Stephen D. McGuire
Filed: 15 Aug 22
Utility
Wellbore Planner
23 Feb 23
A downhole wellbore planner builds a fracture model of a wellbore using fracture data identified from geological information.
Valerian Guillot, Ho Bun Lau, John Morrison Whyte, Florian Karpfinger
Filed: 21 Aug 22
Utility
Additive to improve cold temperature properties in oil-based fluids
21 Feb 23
An additive composition includes a rheology modifier selected from alcohol ethoxylates, amine ethoxylates, or ethylene oxide/propylene oxide copolymers, wherein the rheology modifier has an HLB ranging from about 4 to 10; and a winterizing agent that is at least one aliphatic non-ionic surfactant that has a branched structure and/or includes at least one unsaturation, wherein the winterizing agent has an HLB value between about 8 and 10.5.
Dimitri M. Khramov, Reda Karoum, Stephen Cliffe
Filed: 26 Feb 18
Utility
Riser mounted controllable orifice choke
21 Feb 23
An apparatus includes a variable orifice choke disposed within a riser.
Bastiaan Liezenberg
Filed: 2 Dec 16
Utility
Method and system for reactively defining valve settings
21 Feb 23
A method includes obtaining a reservoir model for a subsurface reservoir, identifying a current state of the subsurface reservoir using the reservoir model, and a computer processor selecting an optimization function from multiple optimization functions according to the current state of the reservoir to obtain a selected optimization function.
Trevor Graham Tonkin, Shingo Watanabe, Matthew Worthington, Mohamed Osman Mahgoub Ahmed
Filed: 11 Sep 18
Utility
Electric submersible pump with reduced vibration
21 Feb 23
An electric submersible pump (ESP) with reduced vibration is provided.
Hao Lam, Arthur I. Watson, Jacques Orban, Lauro De Camargo, David Milton Eslinger
Filed: 19 Aug 19
Utility
Closed loop control of drilling curvature
21 Feb 23
A downhole closed loop method for controlling a curvature of a subterranean wellbore while drilling includes controlling a direction of drilling such that the drilling attitude is substantially equal to a setpoint attitude.
Peter Hornblower, Steven David Hough, Maja Ignova
Filed: 28 Apr 21
Utility
Field-wide Continuous Gas Lift Optimization Under Resource and Operational Constraints
16 Feb 23
A method can include receiving production fluid flow rate data from a well in a field that includes a plurality of wells; generating a gas lift profile for the well using the production fluid flow rate data; solving a system of equations representing at least two gas lift profiles for at least two of the plurality of wells to generate results; and issuing an instruction based at least in part on the results to control gas lift for production of fluid by the well.
Kashif Rashid, Sandeep Verma
Filed: 19 Jan 21
Utility
Pressure Bulkhead
16 Feb 23
A perforation tool, and a bulkhead member for a perforation tool, are disclosed.
Andrew Prisbell, Erick Lowe, Bhagyashri Walse, Jay Garza
Filed: 12 Aug 22
Utility
Automated Analysis of Drilling Fluid
16 Feb 23
A system includes a fluid conduit, a fluid chamber in communication with the fluid conduit, a rheology sensor in communication with the fluid chamber, and an electric temperature controller in communication with the fluid chamber.
Colin Stewart, Truls Fossdal, Ragnar Melz, Jerry Thomas Connaughton, Zakhar Chizhov, Neil McPherson, Rahul Sheladia
Filed: 4 Nov 22
Utility
Cutting element with nonplanar face to improve cutting efficiency and durability
14 Feb 23
A cutting element has a cutting face at an opposite axial end from a base, a side surface extending from the base to the cutting face, an edge formed at the intersection between the cutting face and the side surface, and an elongated protrusion formed at the cutting face and extending between opposite sides of the edge, wherein the elongated protrusion has a geometry including a border extending around a concave surface and sloped surfaces extending between the border and the edge, and wherein the concave surface has a major axis dimension measured between opposite sides of the border and a minor axis dimension measured perpendicularly to the major axis dimension and ranging from 50 percent to 99 percent of the major axis dimension.
Manoj Mahajan, John Daniel Belnap, Xiaoge Gan, Yi Fang, Cheng Peng, Lynn Belnap, Youhe Zhang, Michael George Azar, Venkatesh Karuppiah, Anthony LeBaron, Xian Yao
Filed: 8 Jan 21
Utility
Well management on cloud computing system
14 Feb 23
Well management includes receiving, from a user computing system, a simulation job request for simulating well management on the cloud computing system including compute nodes, and obtaining, for the simulation job request, search spaces for completion stage simulations, fracture stage simulations, and production stage simulations.
Jean-Paul Mogou Dessap, Piyush Pankaj, Kenneth J. Sheldon, Hitoshi Onda, Bjorn Nordmoen
Filed: 7 Mar 16
Utility
Automatic Model Selection Through Machine Learning
9 Feb 23
A method can include receiving data for a geologic region; based at least in part on the data, selecting a model from a plurality of models using a trained machine learning model, and inverting the data using the selected model to determine parameters of the selected model.
Xiao Bo Hong, Keli Sun, Koji Ito, Xiaoyan Zhong
Filed: 22 Jan 21
Utility
Hydraulic Trigger for Isolation Valves
9 Feb 23
A core rod has internal and external profiles disposed in a housing assembly.
Bo Chen, Brian Walther, Rannie Dong
Filed: 17 Feb 21
Utility
Graphene-based Fluid System Component
9 Feb 23
A fluid system component can include a body that includes a multidimensional shape defined in orthogonal directions and layers stacked along one of the orthogonal directions, where at least one of the layers includes polymeric material and graphene nanoplatelets formed in situ from the polymeric material, and where the graphene nanoplatelets increase stiffness of the polymeric material.
Manuel Marya, Alireza Zolfaghari, Srinand Sreedharan Karuppoor
Filed: 3 Aug 21
Utility
Drilling Operations Friction Framework
9 Feb 23
A method can include acquiring data during rig operations for a specified drillstring for drilling a specified borehole in a geologic environment, where the data include downhole survey data; determining a drillstring load based on at least a portion of the data; comparing the drillstring load to a plurality of modeled loads, where the plurality of modeled loads depend on the specified drillstring, the specified borehole, and at least a portion of the survey data and correspond to a plurality of different friction factor values; and, based on the comparing, estimating a friction factor value that corresponds to the drillstring load.
Pavel Gutarov, Laurent Vallet
Filed: 5 Aug 22
Utility
Adjustable Reamer
9 Feb 23
During extension, the reamer block of an expandable reamer pushes on an upper plate.
Stuart Johnston
Filed: 4 Aug 22
Utility
Downhole Tool Interface
9 Feb 23
A downhole tool interface is connected to a downhole tool at a surface location.
Almaz Kuliev, Aaron Barnes, Neil Cooper, Nicholas Masson
Filed: 1 Aug 22
Utility
Rotational drive system for a blowout preventer
7 Feb 23
The present disclosure relates to a drive system for a blowout preventer (BOP).
Dinesh Kumar Dhamodaran, Michael Raymond Netecke
Filed: 3 Jun 20