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Obtaining fluid samples or testing fluids, in boreholes or wells
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CPC
E21B49/08
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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
E21B49/08
Obtaining fluid samples or testing fluids, in boreholes or wells
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Patents Grants
last 30 patents
Information
Patent Grant
Assessing and remediating well clogging from mobile particles, syst...
Patent number
12,287,271
Issue date
Apr 29, 2025
SEVEE & MAHER ENGINEERS, INC.
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Enhanced reliability and calibration of landfill gas measurement an...
Patent number
12,282,006
Issue date
Apr 22, 2025
Loci Controls, Inc.
Andrew Campanella
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Determining hydrocarbon production from multiple subterranean forma...
Patent number
12,281,572
Issue date
Apr 22, 2025
Saudi Arabian Oil Company
Qasim Sahu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for in-situ monitoring of hydrogen levels at a...
Patent number
12,281,570
Issue date
Apr 22, 2025
Saudi Arabian Oil Company
Ibrahim Alobaidan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flowline nipple / agitator tandem extraction system
Patent number
12,281,571
Issue date
Apr 22, 2025
Daniel Baker
E21 - EARTH DRILLING MINING
Information
Patent Grant
Natural hydrogen gas sampling system and method
Patent number
12,270,298
Issue date
Apr 8, 2025
Expro North Sea Limited
Dora Mercedes Piedrahita Macea
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mineral recovery
Patent number
12,264,570
Issue date
Apr 1, 2025
Richard Cherry
E21 - EARTH DRILLING MINING
Information
Patent Grant
Immersed lens downhole refractometer
Patent number
12,264,581
Issue date
Apr 1, 2025
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Borehole electrokinetic energy generation and on-line water determi...
Patent number
12,265,074
Issue date
Apr 1, 2025
Halliburton Energy Services, Inc.
Ryan W. McChesney
E21 - EARTH DRILLING MINING
Information
Patent Grant
In-situ stress measurement device and method for ultra-deep non-ver...
Patent number
12,264,582
Issue date
Apr 1, 2025
Changjing River Scientific Research Institute
Xiaoyu Han
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automatic landing of formation testing tools
Patent number
12,265,196
Issue date
Apr 1, 2025
Halliburton Energy Services, Inc.
Sadeed Sayed
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automated sample cleaning
Patent number
12,258,825
Issue date
Mar 25, 2025
Halliburton Energy Services, Inc.
Mathew Dennis Rowe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Continuous separation of multi-phase formation fluids during downho...
Patent number
12,258,859
Issue date
Mar 25, 2025
Halliburton Energy Services, Inc.
Christopher Michael Jones
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for predicting amount of water-sealed gas in high-sulfur wat...
Patent number
12,258,860
Issue date
Mar 25, 2025
SOUTHWEST PETROLEUM UNIVERSITY
Xiaohua Tan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Borehole acquisition operation interval via Stoneley wave
Patent number
12,252,985
Issue date
Mar 18, 2025
Schlumberger Technology Corporation
Mohamed Saif
E21 - EARTH DRILLING MINING
Information
Patent Grant
In-situ monitoring of chemical fingerprints in oilfield applications
Patent number
12,253,459
Issue date
Mar 18, 2025
Saudi Arabian Oil Company
Adrian Cesar Cavazos Sepulveda
E21 - EARTH DRILLING MINING
Information
Patent Grant
Process control system and method for oil and/or gas production and...
Patent number
12,247,461
Issue date
Mar 11, 2025
Blue Gentoo Ltd
Phil Bremner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Formation analysis incorporating identification of immovable and vi...
Patent number
12,242,017
Issue date
Mar 4, 2025
Schlumberger Technology Corporation
Harish B. Datir
E21 - EARTH DRILLING MINING
Information
Patent Grant
Determining hydrocarbon resource characteristics via mud logging
Patent number
12,234,724
Issue date
Feb 25, 2025
Schlumberger Technology Corporation
Shahnawaz Hossain Molla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for predicting fluid type while geosteering
Patent number
12,234,725
Issue date
Feb 25, 2025
Schlumberger Technology Corporation
Shahnawaz Hossain Molla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Volumetric treatment fluid distribution to remove formation damage
Patent number
12,228,014
Issue date
Feb 18, 2025
Saudi Arabian Oil Company
Mohammad Aljishi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compact apparatus for quick core flood tests and method of use
Patent number
12,221,883
Issue date
Feb 11, 2025
Saudi Arabian Oil Company
Jinxun Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Attenuated total internal reflection optical sensor for obtaining d...
Patent number
12,221,886
Issue date
Feb 11, 2025
Baker Hughes Oilfield Operations LLC
Sandip Maity
G01 - MEASURING TESTING
Information
Patent Grant
Detecting downhole fluid composition utilizing photon emission
Patent number
12,221,884
Issue date
Feb 11, 2025
Halliburton Energy Services, Inc.
Christopher Michael Jones
G01 - MEASURING TESTING
Information
Patent Grant
Validation for reservoir flow during formation testing
Patent number
12,221,885
Issue date
Feb 11, 2025
Halliburton Energy Services, Inc.
Mehdi Ali Pour Kallehbasti
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable gas monitor
Patent number
12,214,390
Issue date
Feb 4, 2025
ELKINS EARTHWORKS, LLC
Charles Elkins
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
System and method for identifying productive health of wells while...
Patent number
12,215,585
Issue date
Feb 4, 2025
Saudi Arabian Oil Company
Syed Khalid Gilani
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Collecting samples from wellbores
Patent number
12,203,366
Issue date
Jan 21, 2025
Saudi Arabian Oil Company
Graham Hitchcock
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for shale gas production prediction, device, and storage medium
Patent number
12,203,352
Issue date
Jan 21, 2025
China University of Petroleum (East China)
Hai Sun
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fluid density from tunable acoustic impedance matching
Patent number
12,203,893
Issue date
Jan 21, 2025
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR DETERMINING RESIDUAL OIL SATURATION BY MISCIBLE GAS INJE...
Publication number
20250129718
Publication date
Apr 24, 2025
PETRÓLEO BRASILEIRO S.A. - PETROBRAS
Raphael Augusto MELLO VIEIRA
E21 - EARTH DRILLING MINING
Information
Patent Application
PORTABLE GAS MONITOR
Publication number
20250128303
Publication date
Apr 24, 2025
Elkins Earthworks, LLC
Charles Elkins
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
Stimulating Hydrocarbon Production in a Subsurface Reservoir
Publication number
20250122789
Publication date
Apr 17, 2025
Saudi Arabian Oil Company
Waheed Syed Arshad
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF MEASURING RHEOLOGY OF A FLUID USING TESLA TURBINE PRINCIPLE
Publication number
20250122801
Publication date
Apr 17, 2025
Baker Hughes Oilfield Operations LLC
Charles A. Thompson
G01 - MEASURING TESTING
Information
Patent Application
SENSOR FOR QUANTIFYING PRODUCTION FLUID PERCENTAGE CONTENT
Publication number
20250122800
Publication date
Apr 17, 2025
Halliburton Energy Services, Inc.
Ibrahim El Mallawany
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR EVALUATING ADVANCED CONFORMANCE CONTROL, SWEEP EFFICIENC...
Publication number
20250122802
Publication date
Apr 17, 2025
Saudi Arabian Oil Company
Marwah Mufid AlSinan
G01 - MEASURING TESTING
Information
Patent Application
SYSTEMS AND METHODS FOR QUANTIFYING AND MONITORING HYDROCARBON VOLU...
Publication number
20250116589
Publication date
Apr 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Adriaan Gisolf
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESSES FOR DETERMINING FORMATION SALINITY AND IDENTIFYING OIL BE...
Publication number
20250116624
Publication date
Apr 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Mohammed Fadhel Al-Hamad
E21 - EARTH DRILLING MINING
Information
Patent Application
Buoyancy Control of Robots Downhole
Publication number
20250116165
Publication date
Apr 10, 2025
Saudi Arabian Oil Company
Rami Jabari
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
SYSTEMS AND METHODS FOR WELL TESTING
Publication number
20250116191
Publication date
Apr 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Chao Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF ASSESSING A CAPROCK IN A GEOLOGIC SEQUENCE FOR CAPROCK D...
Publication number
20250116647
Publication date
Apr 10, 2025
Saudi Arabian Oil Company
Martin E. Poitzsch
E21 - EARTH DRILLING MINING
Information
Patent Application
MUD LOGGING OF NATURAL HYDROGEN
Publication number
20250116648
Publication date
Apr 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Dariusz Strapoc
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEVICE AND METHOD FOR TESTING GAS LOSS AMOUNT WHICH SIMULATES WIREL...
Publication number
20250116586
Publication date
Apr 10, 2025
CHINA UNIVERSITY OF PETROLEUM(EAST CHINA)
Xianmin ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESSES FOR DETERMINING FORMATION SALINITY AND SATURATION
Publication number
20250116190
Publication date
Apr 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Wael Abdallah
E21 - EARTH DRILLING MINING
Information
Patent Application
LITHIUM LOGGING TOOL FOR LITHIUM CONCENTRATION DETERMINATION IN RES...
Publication number
20250110106
Publication date
Apr 3, 2025
Saudi Arabian Oil Company
Klemens Katterbauer
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR CHARACTERIZING ORGANIC RICH ROCK MATURITY AND PRODUCIBILITY
Publication number
20250109687
Publication date
Apr 3, 2025
Baker Hughes Oilfield Operations LLC
Salah Mohammed AL-OFI
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD TO DECARBONIZE OILFIELD OPERATIONS THROUGH SEQUESTRATION OPE...
Publication number
20250109665
Publication date
Apr 3, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Abdul Muqtadir Khan
E21 - EARTH DRILLING MINING
Information
Patent Application
DISCRETE PERFORATING DEVICE
Publication number
20250109678
Publication date
Apr 3, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Saad Omar
E21 - EARTH DRILLING MINING
Information
Patent Application
DETERMINING HYDROCARBON PRODUCTION FROM MULTIPLE SUBTERRANEAN FORMA...
Publication number
20250109688
Publication date
Apr 3, 2025
Saudi Arabian Oil Company
Qasim Sahu
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED ANALYSIS OF DRILLING FLUID
Publication number
20250102490
Publication date
Mar 27, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Colin Stewart
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for Calculating Wellbore Friction Resistance of Foam Drainag...
Publication number
20250101866
Publication date
Mar 27, 2025
SOUTHWEST PETROLEUM UNIVERSITY
Chengcheng Luo
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND SYSTEMS FOR DETERMINING WELL SHUT-IN PRESSURES OF OIL A...
Publication number
20250101865
Publication date
Mar 27, 2025
SOUTHWEST PETROLEUM UNIVERSITY
Jie ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
DETERMINATION OF ASPHALTENE ONSET CONDITION OF RESERVOIR FLUIDS DUR...
Publication number
20250101867
Publication date
Mar 27, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Shahnawaz Hossain Molla
E21 - EARTH DRILLING MINING
Information
Patent Application
RESERVOIR DEPLETION ASSESSMENT WHILE DRILLING
Publication number
20250092782
Publication date
Mar 20, 2025
ConocoPhilips Company
Yishu SONG
E21 - EARTH DRILLING MINING
Information
Patent Application
INTEGRATED ENVIRONMENTAL MONITORING SYSTEM FOR OIL AND NATURAL GAS...
Publication number
20250084760
Publication date
Mar 13, 2025
ERG CO.,LTD.
Kyung Won NA
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR INFERRING RESERVOIR PRESSURE BASED ON INITI...
Publication number
20250084758
Publication date
Mar 13, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Philippe Michel Jacques Tardy
E21 - EARTH DRILLING MINING
Information
Patent Application
QUANTITATIVE DISTANCE-BASED LIGHT HYDROCARBON MEASUREMENTS CORRELAT...
Publication number
20250075607
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Mustafa Ali H. Al Ibrahim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RESERVOIR QUALITY PREDICTION AND PROCESSES FOR USING SAME
Publication number
20250075620
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Renata Ribeiro Gomes Ansaloni
E21 - EARTH DRILLING MINING
Information
Patent Application
PREDICTED BIAS CORRECTION FOR DRILLING FLUIDS
Publication number
20250067716
Publication date
Feb 27, 2025
Halliburton Energy Services, Inc.
Mathew Dennis Rowe
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM OF MONITORING A HYDROCARBON RESERVOIR
Publication number
20250067167
Publication date
Feb 27, 2025
RESMAN AS
Brock WILLIAMS
E21 - EARTH DRILLING MINING