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EARTH DRILLING
E21B21/00
Methods or apparatus for flushing boreholes
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E21B21/003
Means for stopping loss of drilling fluid
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Patents Grants
last 30 patents
Information
Patent Grant
Wellbore servicing compositions containing a latex additive
Patent number
12,359,108
Issue date
Jul 15, 2025
Halliburton Energy Services, Inc.
William Cecil Pearl
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method and apparatus for delivering and setting a eutectic alloy pl...
Patent number
12,352,118
Issue date
Jul 8, 2025
Saudi Arabian Oil Company
Msalli Alotaibi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Divalent-brine-based high density drilling fluids
Patent number
12,344,793
Issue date
Jul 1, 2025
Hui Zhou
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods of making and using a thixotropic cement composition
Patent number
12,319,868
Issue date
Jun 3, 2025
Halliburton Energy Services, Inc.
Sandip Prabhakar Patil
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reducing fluid loss with lost circulation materials
Patent number
12,312,885
Issue date
May 27, 2025
Saudi Arabian Oil Company
Abdulrahman K. Aleid
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole method and associated apparatus
Patent number
12,312,912
Issue date
May 27, 2025
Hydropulsion Limited
Brian Storie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plugging assemblies for plugging cased wellbores
Patent number
12,312,887
Issue date
May 27, 2025
G&H Diversified Manufacturing LP
Steven Zakharia
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for optimizing particle size distribution of lost circulatio...
Patent number
12,297,703
Issue date
May 13, 2025
SOUTHWEST PETROLEUM UNIVERSITY
Tianshou Ma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Lost circulation eutectoid alloy downhole deployment tool
Patent number
12,276,165
Issue date
Apr 15, 2025
Saudi Arabian Oil Company
Graham Richard Hitchcock
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lost circulation material tool
Patent number
12,270,268
Issue date
Apr 8, 2025
Saudi Arabian Oil Company
Bandar S. Al-Malki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Low density oil-based wellbore fluids and methods thereof
Patent number
12,269,987
Issue date
Apr 8, 2025
Schlumberger Technology Corporation
Roger Daniloff
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Encapsulated lost circulation materials based on swellable elastomers
Patent number
12,258,822
Issue date
Mar 25, 2025
Rostyslav Dolog
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Encapsulated lost circulation materials based on shape-memory polym...
Patent number
12,258,821
Issue date
Mar 25, 2025
Rostyslav Dolog
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Resin slurry plugging system suitable for fractured-vuggy formation...
Patent number
12,215,274
Issue date
Feb 4, 2025
CHINA UNIVESITY OF PETROLEUM (EAST CHINA)
Yingrui Bai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Forming high efficiency geothermal wellbores
Patent number
12,209,775
Issue date
Jan 28, 2025
Eavor Technologies Inc.
Matthew Toews
E21 - EARTH DRILLING MINING
Information
Patent Grant
Self-degrading organogels
Patent number
12,203,029
Issue date
Jan 21, 2025
University of Maryland, College Park
Faraz A. Burni
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Dynamic crack leaking stoppage evaluation experiment device and exp...
Patent number
12,196,722
Issue date
Jan 14, 2025
China University of Petroleum—Beijing
Chengyun Ma
G01 - MEASURING TESTING
Information
Patent Grant
Reversible mechanically triggered nanosilica gels
Patent number
12,173,228
Issue date
Dec 24, 2024
Saudi Arabian Oil Company
Peter Boul
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
System for maintaining reversible dynamic range control information...
Patent number
12,175,992
Issue date
Dec 24, 2024
Dolby Laboratories Licensing Corporation
Jeffrey Riedmiller
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and composition for subsurface well intervention to reduce w...
Patent number
12,168,750
Issue date
Dec 17, 2024
RHEOVEST, LLC
Nathan R. Hutchings
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for downhole in-situ mixing using dual, concen...
Patent number
12,163,385
Issue date
Dec 10, 2024
Saudi Arabian Oil Company
Amjad Shaarawi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling stabilizers with dissolvable windows for controlled releas...
Patent number
12,146,381
Issue date
Nov 19, 2024
Saudi Arabian Oil Company
Jothibasu Ramasamy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Curing lost circulation of water-based drilling muds
Patent number
12,134,733
Issue date
Nov 5, 2024
Halliburton Energy Services, Inc.
Waseem Abdulrazzaq
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Biomimetic nacre-toughness cement slurry based on in-situ polymeriz...
Patent number
12,129,426
Issue date
Oct 29, 2024
Tianjin University
Jintang Guo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Removing hydrogen sulfide from subterranean geological formation wi...
Patent number
12,129,431
Issue date
Oct 29, 2024
King Fahd University of Petroleum & Minerals
Sagheer A. Onaizi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Loss circulation material
Patent number
12,122,958
Issue date
Oct 22, 2024
Saudi Arabian Oil Company
Vikrant Wagle
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods and compositions for carbon dioxide-foamed lost circulation...
Patent number
12,116,526
Issue date
Oct 15, 2024
Saudi Arabian Oil Company
Vikrant Wagle
E21 - EARTH DRILLING MINING
Information
Patent Grant
Active filter cake component for reservoir drill-in fluids to elimi...
Patent number
12,098,321
Issue date
Sep 24, 2024
Halliburton Energy Services, Inc.
Sharad Bhimrao Gotmukle
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Remedying lost circulation
Patent number
12,084,926
Issue date
Sep 10, 2024
Saudi Arabian Oil Company
Ahmad A. Amoudi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lost circulation material evaluation
Patent number
12,085,554
Issue date
Sep 10, 2024
Saudi Arabian Oil Company
Arpita Pal Bathija
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
LOW DENSITY OIL-BASED WELLBORE FLUIDS AND METHODS THEREOF
Publication number
20250236780
Publication date
Jul 24, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Roger DANILOFF
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DEGRADABLE LOST CIRCULATION MATERIAL FOR PROTECTION OIL AND GAS RES...
Publication number
20250223488
Publication date
Jul 10, 2025
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Xin ZHAO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD AND APPARATUS FOR DELIVERING AND SETTING A EUTECTIC ALLOY PL...
Publication number
20250223878
Publication date
Jul 10, 2025
Saudi Arabian Oil Company
Msalli Alotaibi
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF FORMING ORGANOPHILIC FLUID LOSS MATERIALS, AND RELATED O...
Publication number
20250223486
Publication date
Jul 10, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
WELLBORE SERVICING COMPOSITIONS CONTAINING A LATEX ADDITIVE
Publication number
20250215304
Publication date
Jul 3, 2025
Halliburton Energy Services, Inc.
William Cecil Pearl
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SYSTEMS AND METHODS USING EXPANDABLE GROUT FOR IMPROVED LOST CIRCUL...
Publication number
20250198245
Publication date
Jun 19, 2025
Chevron U.S.A. Inc.
Michael James Fuller
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF SERVICING A WELLBORE WITH COMPOSITIONS COMPRISING A SUSP...
Publication number
20250197711
Publication date
Jun 19, 2025
Halliburton Energy Services, Inc.
Paul J. Jones
E21 - EARTH DRILLING MINING
Information
Patent Application
SELF-DEGRADING ORGANOGELS
Publication number
20250188337
Publication date
Jun 12, 2025
University of Maryland, College Park
Faraz A. BURNI
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING FLUIDS INCLUDING A VISCOSIFIER, AND RELATED METHODS
Publication number
20250179342
Publication date
Jun 5, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Kristina Daeffler
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CROSSLINKED SYNTHETIC POLYMER-BASED RESERVOIR DRILLING FLUID
Publication number
20250171675
Publication date
May 29, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Clotaire-Marie Eyaa Allogo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Thixotropic Cement Slurry with Graphene Oxide
Publication number
20250163311
Publication date
May 22, 2025
Halliburton Energy Services, Inc.
Sandip Prabhakar Patil
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
METHOD FOR USING DRILLING FLUID IN DRILLING OPERATIONS, DRILLING FL...
Publication number
20250163766
Publication date
May 22, 2025
Petroleo Brasileiro S.A. - PETROBRAS
Fabio FABRI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SYSTEM FOR MAINTAINING REVERSIBLE DYNAMIC RANGE CONTROL INFORMATION...
Publication number
20250166648
Publication date
May 22, 2025
Dolby Laboratories Licensing Corporation
Jeffrey RIEDMILLER
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Forming High-Efficiency Geothermal Wellbores
Publication number
20250146713
Publication date
May 8, 2025
EAVOR TECHNOLOGIES INC
MATTHEW TOEWS
F24 - HEATING RANGES VENTILATING
Information
Patent Application
DETERMINING CLEAN-UP CHARACTERISTICS FOR DESIGNING WELLBORE FLUID
Publication number
20250137333
Publication date
May 1, 2025
Halliburton Energy Services, Inc.
Afshin Ahmady
E21 - EARTH DRILLING MINING
Information
Patent Application
IDENTIFYING LOST-CIRCULATION EVENTS IN DOWNHOLE DRILLING SYSTEMS
Publication number
20250137334
Publication date
May 1, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Valerian Guillot
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF RADIATION ACTIVATED LOST CIRCULATION MATERIAL PREVENTION
Publication number
20250109642
Publication date
Apr 3, 2025
Saudi Arabian Oil Company
Maxim Orlov
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM FOR OPTIMIZING PARTICLE SIZE DISTRIBUTION OF LOST CIRCULATIO...
Publication number
20250101819
Publication date
Mar 27, 2025
SOUTHWEST PETROLEUM UNIVERSITY
Tianshou MA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS OF USING MULTI-PARTICLE LOST CIRCULATION MATERIAL IN HIGHLY...
Publication number
20250084713
Publication date
Mar 13, 2025
Weatherford Technology Holdings, LLC.
Mohammed OMER
E21 - EARTH DRILLING MINING
Information
Patent Application
PROVIDING LOST CIRCULATION MATERIAL TO CURE FLUID LOSSES IN A WELL
Publication number
20250067132
Publication date
Feb 27, 2025
Saudi Arabian Oil Company
Ahmed Mohammed Al-Jeffri
E21 - EARTH DRILLING MINING
Information
Patent Application
ENCAPSULATED LOST CIRCULATION MATERIALS BASED ON SHAPE-MEMORY POLYM...
Publication number
20250059837
Publication date
Feb 20, 2025
Baker Hughes Oilfield Operations LLC
Rostyslav Dolog
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR SELECTING LOST CIRCULATION MATERIALS FOR BORI...
Publication number
20250059874
Publication date
Feb 20, 2025
ARAMCO SERVICES COMPANY
Dung T. Phan
E21 - EARTH DRILLING MINING
Information
Patent Application
ENCAPSULATED LOST CIRCULATION MATERIALS BASED ON SWELLABLE ELASTOMERS
Publication number
20250059838
Publication date
Feb 20, 2025
Baker Hughes Oilfield Operations LLC
Rostyslav Dolog
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR DOWNHOLE IN-SITU MIXING USING DUAL, CONCEN...
Publication number
20240426181
Publication date
Dec 26, 2024
Saudi Arabian Oil Company
Amjad Shaarawi
E21 - EARTH DRILLING MINING
Information
Patent Application
LOST CIRCULATION EUTECTOID ALLOY DOWNHOLE DEPLOYMENT TOOL
Publication number
20240401421
Publication date
Dec 5, 2024
Aramco Overseas Company UK Ltd
Graham Richard Hitchcock
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS UTILIZING SHAPE-MEMORY AND SELF-ASSEMBLY TO PLUG RELATIVE...
Publication number
20240392179
Publication date
Nov 28, 2024
The Penn State Research Foundation
Arash Dahi Taleghani
E21 - EARTH DRILLING MINING
Information
Patent Application
SODIUM DECYL- AND LAURYLGLUCOSIDES HYDROXYPROPYL PHOSPHATES AS LUBR...
Publication number
20240384152
Publication date
Nov 21, 2024
Colonial Chemical, Inc.
Xiangdong Sun
E21 - EARTH DRILLING MINING
Information
Patent Application
THIXOTROPIC SLURRY WITH ENHANCED RELIABILITY FOR USE IN A WELLBORE
Publication number
20240376367
Publication date
Nov 14, 2024
Halliburton Energy Services, Inc.
Sandip Prabhakar PATIL
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
ASSESSING CURABILITY IN LOST CIRCULATION EVENTS
Publication number
20240376791
Publication date
Nov 14, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Guillot Valerian
E21 - EARTH DRILLING MINING
Information
Patent Application
THIXOTROPIC SLURRY WITH ENHANCED RELIABILITY FOR USE IN A WELLBORE
Publication number
20240376368
Publication date
Nov 14, 2024
Halliburton Energy Services, Inc.
Sandip Prabhakar PATIL
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES