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Controlling or monitoring pressure or flow of drilling fluid
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E21B21/08
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E21
Mining
E21B
EARTH DRILLING
E21B21/00
Methods or apparatus for flushing boreholes
Current Industry
E21B21/08
Controlling or monitoring pressure or flow of drilling fluid
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus of smart pressures equalizer near bit sub
Patent number
11,982,142
Issue date
May 14, 2024
Saudi Arabian Oil Company
Mohammed M. Otaibi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Communicating with blowout preventer control system
Patent number
11,982,143
Issue date
May 14, 2024
Schlumberger Technology Corporation
Eric Ducamin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for monitoring annular fluid level
Patent number
11,982,176
Issue date
May 14, 2024
Saudi Arabian Oil Company
Michael Anthony Affleck
G01 - MEASURING TESTING
Information
Patent Grant
Automated systems and methods for controlling the operation of down...
Patent number
11,982,173
Issue date
May 14, 2024
National-Oilwell Varco, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electric driven hydraulic fracking operation
Patent number
11,976,525
Issue date
May 7, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for monitoring and maintaining hydrostatic pressu...
Patent number
11,976,523
Issue date
May 7, 2024
Pruitt Tool & Supply Co.
Jason Finley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Parameter monitoring and control for an electric driven hydraulic f...
Patent number
11,976,524
Issue date
May 7, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electromagnetic telemetry transmitter apparatus and mud pulse-elect...
Patent number
11,970,937
Issue date
Apr 30, 2024
MWDPlanet and Lumen Corporation
Borys Kucherenko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Transducer assembly for oil and gas wells
Patent number
11,970,933
Issue date
Apr 30, 2024
Helmerich & Payne Technologies, LLC
Adam Robert Fosson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Integrated well construction system operations
Patent number
11,965,405
Issue date
Apr 23, 2024
Schlumberger Technology Corporation
Espen Botnan
G08 - SIGNALLING
Information
Patent Grant
Method for the determination of mud weight window in N-porosity N-p...
Patent number
11,952,882
Issue date
Apr 9, 2024
Saudi Arabian Oil Company
Chao Liu
G01 - MEASURING TESTING
Information
Patent Grant
Wired downhole adjustable mud motors
Patent number
11,952,895
Issue date
Apr 9, 2024
National-Oilwell Varco, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Managed pressure drilling system and method of use
Patent number
11,952,840
Issue date
Apr 9, 2024
DEEP BLUE OIL & GAS LIMITED
Alan Clark
E21 - EARTH DRILLING MINING
Information
Patent Grant
Managing gas bubble migration in a downhole liquid
Patent number
11,952,845
Issue date
Apr 9, 2024
Landmark Graphics Corporation
Jianxin Lu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automatic rheological parameter measuring system and use method for...
Patent number
11,946,327
Issue date
Apr 2, 2024
YANGTZE UNIVERSITY
FeiFei Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Determination of location and type of reservoir fluids based on dow...
Patent number
11,946,369
Issue date
Apr 2, 2024
Halliburton Energy Services, Inc.
Hamed Chok
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for detection and mitigation of well screen out
Patent number
11,939,854
Issue date
Mar 26, 2024
BJ Energy Solutions, LLC
Tony Yeung
G08 - SIGNALLING
Information
Patent Grant
Measuring bottom-hole pressure with smart polymers
Patent number
11,939,827
Issue date
Mar 26, 2024
Saudi Arabian Oil Company
Mohammed Albassam
E21 - EARTH DRILLING MINING
Information
Patent Grant
Variable frequency drive configuration for electric driven hydrauli...
Patent number
11,939,828
Issue date
Mar 26, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless integrated data recorder
Patent number
11,933,166
Issue date
Mar 19, 2024
SANVEAN TECHNOLOGIES LLC
Junichi Sugiura
G01 - MEASURING TESTING
Information
Patent Grant
Controller augmenting existing control system
Patent number
11,933,156
Issue date
Mar 19, 2024
Schlumberger Technology Corporation
Joergen K Johnsen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole turbine for managed pressure drilling
Patent number
11,920,414
Issue date
Mar 5, 2024
Schlumberger Technology Corporation
Stephen D. McGuire
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Auto recycle system to maintain fluid level on ESP operation
Patent number
11,913,296
Issue date
Feb 27, 2024
Saudi Arabian Oil Company
Mulad Budi Winarno
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods, systems, and computer-readable media for performing automa...
Patent number
11,905,815
Issue date
Feb 20, 2024
Pason Systems Corp.
Kshitij Agarwal
E21 - EARTH DRILLING MINING
Information
Patent Grant
Monitoring drilling conditions and estimating rock properties
Patent number
11,905,828
Issue date
Feb 20, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for predicting locations of stuck pipe events
Patent number
11,898,410
Issue date
Feb 13, 2024
Saudi Arabian Oil Company
Islam Ali Al-Baiyat
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-mode pumped riser arrangement and methods
Patent number
11,891,861
Issue date
Feb 6, 2024
ENHANCED DRILLING A.S.
Per Christian Stenshorne
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pulsed-power drilling fluid property management using downhole mixer
Patent number
11,891,894
Issue date
Feb 6, 2024
Halliburton Energy Services, Inc.
Dale E. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Oscillating shear valve of continuous pulse generator
Patent number
11,886,535
Issue date
Jan 30, 2024
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Zhidan Yan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
High-temperature and high-pressure drilling fluid inhibition evalua...
Patent number
11,885,186
Issue date
Jan 30, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Xiangchen Li
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHODS, SYSTEMS, AND COMPUTER-READABLE MEDIA FOR PERFORMING AUTOMA...
Publication number
20240159138
Publication date
May 16, 2024
Pason Systems Corp.
Kshitij Agarwal
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE ADJUSTABLE BEND ASSEMBLIES
Publication number
20240151109
Publication date
May 9, 2024
NATIONAL OILWELL DHT, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE ANNULUS PRESSURE MANAGEMENT
Publication number
20240151114
Publication date
May 9, 2024
Chevron U.S.A. Inc.
Jay Patrick Painter
E21 - EARTH DRILLING MINING
Information
Patent Application
DEVICES, SYSTEMS, AND METHODS FOR DRILLING FLUID MANAGEMENT
Publication number
20240141737
Publication date
May 2, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Colin Stewart
E21 - EARTH DRILLING MINING
Information
Patent Application
REAL-TIME FORMATIONS CUTTINGS ANALYSIS SYSTEM USING COMPUTER VISION...
Publication number
20240144458
Publication date
May 2, 2024
Halliburton Energy Services, Inc.
Sakshi Agarwal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
GENERATING ELECTRICITY WITH A WELLBORE DRILLING MUD FLOW
Publication number
20240141758
Publication date
May 2, 2024
Saudi Arabian Oil Company
Ahmed Abdullah Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Application
SELF-CLEANING THERMOMETER FOR USE IN A MUD PIT
Publication number
20240133754
Publication date
Apr 25, 2024
Halliburton Energy Services, Inc.
Dale E. JAMISON
B08 - CLEANING
Information
Patent Application
LOW-DENSITY HOLLOW GLASS BEAD (HGB) FLUIDS FOR WELLBORE DRILLING, C...
Publication number
20240132769
Publication date
Apr 25, 2024
ExxonMobil Technology and Engineering Company
Glenn PENNY
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE POWER MANAGEMENT SYSTEM WITH RECHARGEABLE BATTERIES AND GE...
Publication number
20240117715
Publication date
Apr 11, 2024
Halliburton Energy Services, Inc.
Imran Sharif Vehra
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTARY STEERABLE DRILLING ASSEMBLY AND METHOD
Publication number
20240110444
Publication date
Apr 4, 2024
National-Oilwell Varco, L.P.
Clay Williams
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASURING BOTTOM-HOLE PRESSURE WITH SMART POLYMERS
Publication number
20240110451
Publication date
Apr 4, 2024
Saudi Arabian Oil Company
Mohammed Albassam
E21 - EARTH DRILLING MINING
Information
Patent Application
LOST CIRCULATION DETECTION DEVICE
Publication number
20240093599
Publication date
Mar 21, 2024
Petrochina Company Limited
Guangjie YUAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING LOSS PREDICTION FRAMEWORK
Publication number
20240084689
Publication date
Mar 14, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Vyom Shrivastava
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR CONTROLLING PARAMETERS OF DRILLING FLUID
Publication number
20240084655
Publication date
Mar 14, 2024
IRON HORSE TOOLS, INC.
Patrick J Berka
E21 - EARTH DRILLING MINING
Information
Patent Application
APPROACHES TO DRILLING FLUID VOLUME MANAGEMENT
Publication number
20240076946
Publication date
Mar 7, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Julien Converset
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUID TIGHT FLOAT FOR USE IN A DOWNHOLE ENVIRONMENT
Publication number
20240076954
Publication date
Mar 7, 2024
Halliburton Energy Services, Inc.
Ibrahim EL MALLAWANY
E21 - EARTH DRILLING MINING
Information
Patent Application
DETECTING A KICK IN A WELLBORE
Publication number
20240076945
Publication date
Mar 7, 2024
Saudi Arabian Oil Company
Mustafa A. Al-Huwaider
E21 - EARTH DRILLING MINING
Information
Patent Application
RETRIEVABLE ACOUSTIC MUD LEVEL DETECTOR
Publication number
20240068310
Publication date
Feb 29, 2024
Saudi Arabian Oil Company
Abdullah Mohammed Aldejani
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR UPDATING A RESERVOIR SIMULATION MODEL BASED O...
Publication number
20240068340
Publication date
Feb 29, 2024
Saudi Arabian Oil Company
Babatope Kayode
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR WELLBORE DRILLING UTILIZING A THERMOCHEMICA...
Publication number
20240068355
Publication date
Feb 29, 2024
Saudi Arabian Oil Company
Peng Lu
E21 - EARTH DRILLING MINING
Information
Patent Application
TUBING HANGER DEPLOYMENT TOOL
Publication number
20240060381
Publication date
Feb 22, 2024
Simple Tools AS
Kåre Hognestad
E21 - EARTH DRILLING MINING
Information
Patent Application
GENERATING PRESSURE WAVES IN A FLOWLINE OR A WELLBORE
Publication number
20240052714
Publication date
Feb 15, 2024
Halliburton Energy Services, Inc.
David Bennett
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
Publication number
20240044216
Publication date
Feb 8, 2024
Enhanced Drilling AS
Per Christian STENSHORNE
E21 - EARTH DRILLING MINING
Information
Patent Application
REDUCTION OF EQUIVALENT CIRCULATING DENSITY IN WELL OPERATIONS
Publication number
20240044219
Publication date
Feb 8, 2024
Weatherford Technology Holdings, LLC.
Tuong T. LE
E21 - EARTH DRILLING MINING
Information
Patent Application
Monitoring Drilling Conditions And Estimating Rock Properties
Publication number
20240035375
Publication date
Feb 1, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED DRILLING-FLUID ADDITIVE SYSTEM AND METHOD
Publication number
20240018836
Publication date
Jan 18, 2024
Kyle Collins
E21 - EARTH DRILLING MINING
Information
Patent Application
VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULI...
Publication number
20240003208
Publication date
Jan 4, 2024
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS, SYSTEMS, AND MEDIA FOR CONTROLLING A TOOLFACE OF A DOWNHOL...
Publication number
20230417134
Publication date
Dec 28, 2023
Pason Systems Corp.
Adam Chase Neufeldt
E21 - EARTH DRILLING MINING
Information
Patent Application
Underbalanced Drilling Vibrating Screen Integrated With Automatic D...
Publication number
20230417113
Publication date
Dec 28, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yongjun Hou
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD OF AUTOMATING THE ALTERATION OF DRILLING PARAMETE...
Publication number
20230407738
Publication date
Dec 21, 2023
Nabors Drilling Technologies USA, Inc.
Austin GROOVER
E21 - EARTH DRILLING MINING