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by injection test; by analysing pressure variations in an injection or production test
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CPC
E21B49/008
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B49/00
Testing the nature of borehole walls Formation testing Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
Current Industry
E21B49/008
by injection test; by analysing pressure variations in an injection or production test
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for estimating a depth pressure and/or permeabili...
Patent number
12,110,790
Issue date
Oct 8, 2024
TOTALENERGIES ONETECH
Antoine Jacques
E21 - EARTH DRILLING MINING
Information
Patent Grant
Waterflood management of production wells
Patent number
12,078,061
Issue date
Sep 3, 2024
C3.ai, Inc.
Amir Hossein Delgoshaie
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automated inflow negative test process
Patent number
12,078,062
Issue date
Sep 3, 2024
Saudi Arabian Oil Company
Ahmed M. Alghuryafi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device and method for simulating gas intrusion and bullheading in w...
Patent number
12,071,849
Issue date
Aug 27, 2024
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Bangtang Yin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automated initial shut-in pressure estimation
Patent number
12,037,899
Issue date
Jul 16, 2024
CONOCOPHILLIPS COMPANY
Herbert W. Swan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for evaluating and monitoring formation fracture treatment u...
Patent number
RE50021
Issue date
Jun 25, 2024
Seismos, Inc.
Jakub Felkl
Information
Patent Grant
Formation testing and sampling tool for stimulation of tight and ul...
Patent number
12,012,853
Issue date
Jun 18, 2024
Halliburton Energy Services, Inc.
Wael Soliman Elhawary
E21 - EARTH DRILLING MINING
Information
Patent Grant
High flowrate formation tester
Patent number
12,006,822
Issue date
Jun 11, 2024
Halliburton Energy Services, Inc.
Edward Harrigan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic integrity analysis
Patent number
12,006,819
Issue date
Jun 11, 2024
ConocoPhillips Company
David D. Cramer
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for automated real-time water injection well testing
Patent number
12,000,276
Issue date
Jun 4, 2024
Saudi Arabian Oil Company
Mohammed J. Alshakhs
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic pressure testing system, and method of testing tubular pr...
Patent number
12,000,268
Issue date
Jun 4, 2024
Adams Testing Services, Inc.
Dustin J. Adams
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mapping inter-well porosity using tracers with different transport...
Patent number
11,994,020
Issue date
May 28, 2024
Saudi Arabian Oil Company
Hsieh Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill stem testing
Patent number
11,976,553
Issue date
May 7, 2024
Halliburton Energy Services, Inc.
Mark Anton Proett
E21 - EARTH DRILLING MINING
Information
Patent Grant
Stage profiles for operations of hydraulic systems and associated m...
Patent number
11,952,878
Issue date
Apr 9, 2024
BJ Energy Solutions, LLC
Tony Yeung
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus for TCA bleed off and well start-up
Patent number
11,939,850
Issue date
Mar 26, 2024
Saudi Arabian Oil Company
Mohamed Larbi Zeghlache
E21 - EARTH DRILLING MINING
Information
Patent Grant
Particles for carriers and tracers
Patent number
11,932,812
Issue date
Mar 19, 2024
ALCHEMY SCIENCES, INC.
Erick Acosta
G01 - MEASURING TESTING
Information
Patent Grant
Measurement of poroelastic pressure response
Patent number
11,921,246
Issue date
Mar 5, 2024
ConocoPhillips Company
Nicolas Patrick Roussel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for perforation clusters stimulation efficiency determination
Patent number
11,898,443
Issue date
Feb 13, 2024
Halliburton Energy Services, Inc.
Tirumani N. Swaminathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pressure transient testing with sensitivity analysis
Patent number
11,892,592
Issue date
Feb 6, 2024
Schlumberger Technology Corporation
Kirsty Morton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Workflow to evaluate the time-dependent proppant embedment induced...
Patent number
11,867,047
Issue date
Jan 9, 2024
Saudi Arabian Oil Company
Yanhui Han
E21 - EARTH DRILLING MINING
Information
Patent Grant
Diamondoids for monitoring and surveillance
Patent number
11,846,180
Issue date
Dec 19, 2023
Saudi Arabian Oil Company
Abdulaziz S. Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Grant
Determination of geologic permeability correlative with magnetic pe...
Patent number
11,835,675
Issue date
Dec 5, 2023
Saudi Arabian Oil Company
Val Riachentsev
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device to evaluate hydraulic fracturing diversion material behavior...
Patent number
11,834,948
Issue date
Dec 5, 2023
Saudi Arabian Oil Company
Fakuen Frank Chang
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for preventing wellbore interactions
Patent number
11,828,171
Issue date
Nov 28, 2023
Chevron U.S.A. Inc.
Ivan Lim Chen Ning
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods to perform an in-situ determination of a formation property...
Patent number
11,761,332
Issue date
Sep 19, 2023
Halliburton Energy Services, Inc.
Christopher Michael Jones
G01 - MEASURING TESTING
Information
Patent Grant
Real time parent child well interference control
Patent number
11,753,917
Issue date
Sep 12, 2023
Halliburton Energy Services, Inc.
Dinesh Ananda Shetty
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for determining reservoir and fracture properties
Patent number
11,739,631
Issue date
Aug 29, 2023
Saudi Arabian Oil Company
Huseyin Onur Balan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Generating tube waves within a wellbore using an electrohydraulic d...
Patent number
11,725,507
Issue date
Aug 15, 2023
ExxonMobil Technology and Engineering Company
Peter A. Gordon
E21 - EARTH DRILLING MINING
Information
Patent Grant
Articles including coated fibers and methods of making coated fiber...
Patent number
11,723,429
Issue date
Aug 15, 2023
Nike, Inc.
Aaron Bartel
A43 - FOOTWEAR
Information
Patent Grant
Systems and methods for generating a drainage radius log
Patent number
11,708,754
Issue date
Jul 25, 2023
Saudi Arabian Oil Company
Ali M. Al-Shahri
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Well Completion for Unconventional Subsurface Reservoirs
Publication number
20240328293
Publication date
Oct 3, 2024
Saudi Arabian Oil Company
Sahyun Hong
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC INTEGRITY ANALYSIS
Publication number
20240287899
Publication date
Aug 29, 2024
ConocoPhillips Company
David D. CRAMER
E21 - EARTH DRILLING MINING
Information
Patent Application
SMART NANOFLUIDS FOR GEOTHERMAL APPLICATIONS AND METHODS OF USE
Publication number
20240263066
Publication date
Aug 8, 2024
THE BOARD OF REGENTS OF THE UNIVERSITY OF OKLAHOMA
Saeed SALEHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
Methods of Treating a Wellbore for Enhancing Productivity of a Subt...
Publication number
20240254869
Publication date
Aug 1, 2024
THE BOARD OF REGENTS OF THE UNIVERSITY OF OKLAHOMA
Rouzbeh Ghanbar Moghanloo
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASUREMENT OF POROELASTIC PRESSURE RESPONSE
Publication number
20240248226
Publication date
Jul 25, 2024
ConocoPhillips Company
Nicolas Patrick ROUSSEL
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PARTICLES FOR CARRIERS AND TRACERS
Publication number
20240247184
Publication date
Jul 25, 2024
Alchemy Sciences, Inc.
Erick Acosta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DEVICE AND METHOD FOR SIMULATING GAS INTRUSION AND BULLHEADING IN W...
Publication number
20240240557
Publication date
Jul 18, 2024
China University of Petroleum (East China)
Bangtang YIN
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR APPLYING THE SCALE INHIBITOR TO COMPLETION FLUIDS DURING...
Publication number
20240229605
Publication date
Jul 11, 2024
PETRÓLEO BRASILEIRO S.A. - PETROBRAS
MARIO GERMINO FERREIRA DA SILVA
E21 - EARTH DRILLING MINING
Information
Patent Application
QUANTIFICATION OF PRESSURE INTERFERENCE AMONG WELLS
Publication number
20240218776
Publication date
Jul 4, 2024
Saudi Arabian Oil Company
Omar H. Obathani
E21 - EARTH DRILLING MINING
Information
Patent Application
IN-SITU SWEEP TESTING SYSTEM AND METHOD FOR CONDUCTING IN-SITU OIL...
Publication number
20240191622
Publication date
Jun 13, 2024
Saudi Arabian Oil Company
Mohammed Bataweel
E21 - EARTH DRILLING MINING
Information
Patent Application
GEL PARTICLE-CONTAINING DISCONTINUOUS PHASE SEEPAGE EXPERIMENTAL AP...
Publication number
20240183270
Publication date
Jun 6, 2024
China University of Petroleum (East China)
Jian Hou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR APPLYING THE SCALE INHIBITOR TO COMPLETION FLUIDS DURING...
Publication number
20240133268
Publication date
Apr 25, 2024
PETRÓLEO BRASILEIRO S.A. - PETROBRAS
MARIO GERMINO FERREIRA DA SILVA
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED INFLOW NEGATIVE TEST PROCESS
Publication number
20240110475
Publication date
Apr 4, 2024
Saudi Arabian Oil Company
Ahmed M. Alghuryafi
E21 - EARTH DRILLING MINING
Information
Patent Application
MAPPING INTER-WELL POROSITY USING TRACERS WITH DIFFERENT TRANSPORT...
Publication number
20240093598
Publication date
Mar 21, 2024
ARAMCO SERVICES COMPANY
Hsieh Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
DIAMONDOIDS FOR MONITORING & SURVEILLANCE
Publication number
20240068361
Publication date
Feb 29, 2024
Saudi Arabian Oil Company
Abdulaziz S. Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Application
OIL FIELD TRACER, METHOD FOR OIL FIELD TRACING, AND PROPPANT COMPOS...
Publication number
20240060417
Publication date
Feb 22, 2024
SUZHOU XINGSHUO NANOTECH CO., LTD.
Yunjun WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
DETERMINATION OF GEOLOGIC PERMEABILITY CORRELATIVE WITH MAGNETIC PE...
Publication number
20240061140
Publication date
Feb 22, 2024
Saudi Arabian Oil Company
Val Riachentsev
E21 - EARTH DRILLING MINING
Information
Patent Application
CLOSED LOOP MONITORING AND CONTROL OF A CHEMICAL INJECTION SYSTEM
Publication number
20240035362
Publication date
Feb 1, 2024
Baker Hughes Oilfield Operations LLC
Zhi Yong He
E21 - EARTH DRILLING MINING
Information
Patent Application
Real-time Fracture Volume Measurements and Predictions
Publication number
20240026766
Publication date
Jan 25, 2024
Frac Science Group LLC
Wesley W Johnson
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING A DEPTH PRESSURE AND/OR PERMEABILI...
Publication number
20240018867
Publication date
Jan 18, 2024
Antoine Jacques
E21 - EARTH DRILLING MINING
Information
Patent Application
WORKFLOW TO EVALUATE THE TIME-DEPENDENT PROPPANT EMBEDMENT INDUCED...
Publication number
20230399932
Publication date
Dec 14, 2023
Aramo Services Company
Yanhui Han
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE MEASUREMENT MITIGATION
Publication number
20230313674
Publication date
Oct 5, 2023
Halliburton Energy Services, Inc.
Christopher Michael Jones
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR ANALYZING SUBSURFACE FORMATIONS
Publication number
20230296017
Publication date
Sep 21, 2023
Wisconsin Alumni Research Foundation
MICHAEL CARDIFF
E21 - EARTH DRILLING MINING
Information
Patent Application
ARTICLES AND METHODS OF MAKING ARTICLES INCLUDING A COATING
Publication number
20230284738
Publication date
Sep 14, 2023
NIKE, Inc.
Charles R. Edwards
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR REAL-TIME INTERPRETATION OF PRESSURE TRANSIENT TEST
Publication number
20230279774
Publication date
Sep 7, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Nikita Chugunov
G01 - MEASURING TESTING
Information
Patent Application
ARTICLES INCLUDING COATED FIBERS AND METHODS OF MAKING COATED FIBER...
Publication number
20230276898
Publication date
Sep 7, 2023
NIKE, Inc.
Aaron Bartel
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
OPTIMIZING HYDROCARBON RECOVERY THROUGH INTEGRATED UTILIZATION OF G...
Publication number
20230272711
Publication date
Aug 31, 2023
Saudi Arabian Oil Company
Cenk Temizel
E21 - EARTH DRILLING MINING
Information
Patent Application
Formation Testing And Sampling Tool For Stimulation Of Tight And Ul...
Publication number
20230235666
Publication date
Jul 27, 2023
Halliburton Energy Services, Inc.
Wael Soliman Elhawary
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM FOR AUTOMATED REAL-TIME WATER INJECTION WELL TESTING
Publication number
20230228188
Publication date
Jul 20, 2023
Saudi Arabian Oil Company
Mohammed J. Alshakhs
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS FOR TCA BLEED OFF AND WELL START-UP
Publication number
20230220753
Publication date
Jul 13, 2023
Saudi Arabian Oil Company
Mohamed Larbi Zeghlache
E21 - EARTH DRILLING MINING