764 patents
Page 5 of 39
Utility
Coating Inspection Using Steady-state Excitation
14 Sep 23
A structure including a substrate and a coating over the substrate is acoustically excited to measure acoustic response in the structure.
Erica Marie Jacobson, Ian Thomas Cummings, Eric Brian Flynn, Adam Joseph Wachtor, Benjamin M. Chaloner-Gill, Brock Genter, Martin Quintero, Ryan S. Sanders
Filed: 13 Mar 22
Utility
System and Method for Seismic Velocity and Anisotropic Parameter Modeling
14 Sep 23
A method is described for stochastic modeling of seismic velocity and anisotropic parameters, including receiving 3D bounds of normal moveout velocity (Vnmo) and anisotropic parameter η; modeling 3D bounds for vertical velocity V and anisotropic parameter δ based on the 3D bounds of Vnmo and η; generating 3D model realizations of V, η, and δ within the 3D bounds; and testing detectability of each of the 3D model realizations to create a detectable subset of model realizations wherein the detectability identifies which 3D model realizations will produce images with flat migrated gathers.
Andrey Hanan Shabelansky, Huafeng Liu, Cory James Hoelting, Min Yang, Jinsong Chen
Filed: 14 Mar 22
Utility
System and Method for Seismic Depth Uncertainty Analysis
14 Sep 23
A method is described for seismic depth uncertainty analysis including receiving wavelet basis functions and cutoff thresholds and randomly perturbing wavelet coefficients in reduced wavelet space based on the wavelet basis functions and the cutoff thresholds to generate a plurality of random wavelet fields; receiving a reference model in a depth domain; transforming the plurality of random wavelet fields to the depth domain and combining them with the reference model to form candidate models; performing a hierarchical Bayesian modeling with Markov Chain Monte Carlo (MCMC) sampling methods using the candidate models as input to generate a plurality of realizations; and computing statistics of the plurality of realizations to estimate depth uncertainty.
Jinsong Chen, Huafeng Liu, Andrey Hanan Shabelansky, Cory James Hoelting, Min Yang, Ying Tan, Maisha Lara Amaru
Filed: 14 Mar 22
Utility
System and Method for Seismic Depth Uncertainty Estimation
14 Sep 23
A method is described for estimating depth uncertainty including receiving seismic data, a reference model, and trial model realizations; generating realization gathers from the trial model realizations; generating reference gathers from the reference model; determining a reference data fit based on the reference gathers and a data fit for trial models based on the realization gathers; selecting refined models from the trial model realizations based on the reference data fit, the data fit for trial models, and a data fit tolerance criterion; and calculating depth uncertainty based on statistics of the refined models.
Huafeng Liu, Andrey Hanan Shabelansky, Jinsong Chen
Filed: 14 Mar 22
Utility
Base oil synthesis via ionic catalyst oligomerization and waterless separation of the oligomerization catalyst
12 Sep 23
Described herein is a base oil synthesis via ionic catalyst oligomerization further utilizing a hydrophobic process for removing an ionic catalyst from a reaction mixture with a silica gel composition, specifically a reaction mixture comprising an oligomerization reaction to produce PAO utilizing an ionic catalyst wherein the ionic catalyst is removed post reaction.
Howard Steven Lacheen, Hye-Kyung Cho Timken
Filed: 30 Apr 20
Utility
Injection fluids comprising an anionic surfactant for treating unconventional formations
12 Sep 23
Described herein are compositions and methods that stabilize an injection fluid when exposed to reservoir conditions, reducing formation damage and increasing the amount of hydrocarbon recovered.
Dustin L. Walker, Gayani W. Pinnawala, Nabijan Nizamidin, Varadarajan Dwarakanath, Guo-Qing Tang, Dustin J. Lowry, Tetsuo Art Inouye, Taimur Malik
Filed: 31 Jul 18
Utility
System and method for generating a seismic attenuation model
12 Sep 23
A method is described for seismic imaging improved by an estimation of attenuation including receiving a pre-migration seismic dataset D(s, r; t) representative of a subsurface volume of interest wherein s indicates source location, r indicates receiver location, and t is the recorded travel time; calculating a pre-migration attenuated travel time t*(s, r; t); computing a time derivative of the pre-migration attenuated travel time wherein 1/Q(s, r; t)=∂t*(s, r; t)/∂t; performing a first migration on D(s,r;t) to generate common image point (CIP) gathers G(x, h) wherein x is subsurface image point and h is angle or offset; performing a second migration on D(s, r; t)*1/Q(s, r; t) to generate weighted common image point (CIP) gathers G1/Q(x, h); and calculating a conditioned ratio of the weighted CIP gathers G1/Q(x, h) over the CIP gathers G(x, h) to get CIP gathers of 1/Q(x, h) is disclosed.
Yonghe J. Sun, Chunling Wu, Mark Chengliang Fan
Filed: 29 Oct 21
Utility
Subsurface characteristic modeling
12 Sep 23
A subsurface representation that includes geometry and material properties of subsurface geological formations may be generated.
Anthony James Lister Crook, Dean Andrew Thornton, Jose I. Adachi
Filed: 29 Sep 20
Utility
System and method for classifying seismic data by integrating petrophysical data
12 Sep 23
A computer-implemented method is described for seismic facies identification including receiving a seismic dataset representative of a subsurface volume of interest; applying a model conditioned by petrophysical classifications to the seismic dataset to identify seismic facies and generate a classified seismic image; and identifying geologic features based on the classified seismic image.
Justin Curtis Palmer, Lisa Renee Goggin, Adam Dean Halpert, Laura Leigh Bandura, Christopher H. Skelt
Filed: 16 Apr 21
Utility
Catalyst for Non-oxidative Conversion of Hydrocarbons to Hydrogen
7 Sep 23
The present disclosure refers to systems, methods, and catalysts for conversion of a hydrocarbon to hydrogen.
Xiaoying Ouyang, Alexander Kuperman, Huping Luo, Lin Li
Filed: 1 Mar 23
Utility
Alternating Fixed and Fluidized Bed Reactor Systems and Processes
7 Sep 23
The present disclosure refers to systems and methods for producing hydrogen among other products.
Huping LUO, Lin LI, Alexander KUPERMAN, Xiaoying OUYANG
Filed: 1 Mar 22
Utility
Multi-tube Reactor Systems and Processes for No-oxidative Conversion of Methane
7 Sep 23
The present disclosure refers to systems and methods for efficiently converting a C1-C3 alkane such as natural gas to a liquid C2-C10 product and hydrogen.
Lin LI, Huping Luo, Xiaoying Ouyang, Alexander Kuperman
Filed: 1 Mar 22
Utility
High-power capacitor for downhole electrocrushing drilling
5 Sep 23
A downhole drilling system is disclosed.
William M. Moeny, Kirk Slenes
Filed: 24 Feb 21
Utility
High Activity Second Stage Naphtha Hydrocracking Catalyst
31 Aug 23
Provided is a novel catalyst for use in the second stage of a two-stage hydrocracking process.
Jifei JIA, Bi-Zeng ZHAN, Wai Seung William LOUIE, Arun ARORA, Jay PAREKH
Filed: 23 Jul 21
Utility
Workflow of Inflow Performance Relationship for a Reservoir Using Machine Learning Technique
31 Aug 23
A machine learning model is trained to facilitate determination of transient inflow performance relationship for a reservoir.
Suk Kyoon Choi, Daegil Yang, Chunyan Xie, Dongjae Kam
Filed: 25 Feb 22
Utility
System and Method for Asphaltene Anomaly Prediction
31 Aug 23
An unsupervised machine-learning model is trained using historical operation characteristics of a well.
Mustafa Can Kara
Filed: 3 May 23
Utility
Tetrametallic bulk hydroprocessing catalysts
22 Aug 23
Bulk catalysts comprised of nickel, molybdenum, tungsten and titanium and methods for synthesizing bulk catalysts are provided.
Xiaoying Ouyang, Viorel Duma, Alexander Kuperman, Ibrahim Uckung, Theodorus Ludovicus Michael Maesen, Axel Brait, Charles Wilson
Filed: 3 Mar 21
Utility
Circular economy for plastic waste to polyethylene and chemicals via refinery crude unit
22 Aug 23
Provided is a continuous process for converting waste plastic into recycle for polyethylene polymerization or for normal alpha olefins.
Hye-Kyung Timken
Filed: 30 Oct 22
Utility
Systems and methods for generating subsurface data as a function of position and time in a subsurface volume of interest
22 Aug 23
Systems and methods are disclosed for generating subsurface data as a function of position and time.
Yang Zhang, Mark Allan Meadows
Filed: 22 Sep 20
Utility
Systems and methods for identifying subsurface features as functions of feature positions in a subsurface volume of interest
22 Aug 23
Systems, devices, and methods are disclosed for identifying subsurface features as a function of position in a subsurface volume of interest.
Shuxing Cheng, Zhao Zhang, Kellen Leigh Gunderson, Reynaldo Cardona
Filed: 31 Jul 20