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E21B21/068
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FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B21/00
Methods or apparatus for flushing boreholes
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E21B21/068
using chemical treatment
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for managing carbon containing gases
Patent number
12,098,603
Issue date
Sep 24, 2024
Baker Hughes Oilfield Operations LLC
Reza Ettehadi Osgouei
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen production, storage and recovery
Patent number
11,959,364
Issue date
Apr 16, 2024
TERRAH2 LLC
Eva Vinegar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Additives to temporarily reduce viscosities in oil-based fluids
Patent number
11,879,088
Issue date
Jan 23, 2024
Schlumberger Technology Corporation
Dimitri Khramov
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method of removing oil and toxic metals from petroleum p...
Patent number
11,840,470
Issue date
Dec 12, 2023
The Board of Regents for the Oklahoma Agricultural and Mechanical Colleges
Javier Vilcaez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Treating fluid comprising hydrocarbons, water, and polymer
Patent number
11,834,606
Issue date
Dec 5, 2023
Chevron U.S.A. Inc.
Sumitra Subrahmanyan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for separating drill fluid from oily drill cuttings slurries
Patent number
11,802,452
Issue date
Oct 31, 2023
Craig Nazzer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mill systems and methods for processing drill cuttings
Patent number
11,773,663
Issue date
Oct 3, 2023
Douglas Mallonee
E21 - EARTH DRILLING MINING
Information
Patent Grant
Geotechnical characteristics of tailings via lime addition
Patent number
11,724,946
Issue date
Aug 15, 2023
Graymont Western Canada Inc.
Jared Ira Leikam
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Geotechnical characteristics of tailings via lime addition
Patent number
11,718,543
Issue date
Aug 8, 2023
Graymont Western Canada Inc.
Nikolas Andrei Romaniuk
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Hydrogen storage and recovery with fracture monitoring
Patent number
11,680,466
Issue date
Jun 20, 2023
TERRAH2 LLC
Eva Vinegar
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
PH control in fluid treatment
Patent number
11,591,893
Issue date
Feb 28, 2023
Chevron U.S.A. Inc.
Sujeewa S. Palayangoda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for making and using a drilling fluid
Patent number
11,591,506
Issue date
Feb 28, 2023
Canadian Energy Services L.P.
Stefan Alexandru Stoian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Base oil for re-use
Patent number
11,566,159
Issue date
Jan 31, 2023
Recover Energy Services Inc.
Matthew Scalley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of improving compatibility of oilfield produced water from...
Patent number
11,434,151
Issue date
Sep 6, 2022
Halliburton Energy Services, Inc.
Chunli Li
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Method to perform background LCM treatments
Patent number
11,359,447
Issue date
Jun 14, 2022
Halliburton Energy Services, Inc.
Dale E. Jamison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Base oil for re-use
Patent number
11,352,539
Issue date
Jun 7, 2022
Recover Energy Services Inc.
Matthew Scalley
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods of suspending weighting agents in a drilling fluid
Patent number
11,261,363
Issue date
Mar 1, 2022
Saudi Arabian Oil Company
Ashok Santra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fracture fluid alteration to mitigate barite scale precipitation in...
Patent number
11,187,051
Issue date
Nov 30, 2021
The Board of Trustees of the Leland Stanford Junior University
Adam Jew
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Gas-tight low gravity separation device
Patent number
11,141,683
Issue date
Oct 12, 2021
Recover Energy Services Inc.
Stan Ross
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Treatment of thick fine tailings including chemical immobilization,...
Patent number
11,124,706
Issue date
Sep 21, 2021
Suncor Energy Inc.
Oladipo Omotoso
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Mill systems and methods for processing drill cuttings
Patent number
11,091,966
Issue date
Aug 17, 2021
Douglas Mallonee
E21 - EARTH DRILLING MINING
Information
Patent Grant
SAGD saline water system optimization
Patent number
11,034,604
Issue date
Jun 15, 2021
ConocoPhillips Company
Murugavel Kannan
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods of cleaning invert emulsion drilling fluids
Patent number
11,015,107
Issue date
May 25, 2021
Halliburton Energy Services, Inc.
Jeffrey J. Miller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method, system and device for reducing microbial concentration and/...
Patent number
11,007,554
Issue date
May 18, 2021
EMODs Technology, L.L.C.
Paul Dabney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of treating high-solids mineral slurries with polymeric floc...
Patent number
11,001,514
Issue date
May 11, 2021
Dow Global Technologies LLC
Cole A. Witham
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrogen sulfide removal process
Patent number
10,974,190
Issue date
Apr 13, 2021
Merichem Company
David Jackson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Waterless foam generator for fracturing shale oil and gas reservoir...
Patent number
10,961,830
Issue date
Mar 30, 2021
China University of Petroleum—Beijing
Qichao Lv
E21 - EARTH DRILLING MINING
Information
Patent Grant
Geotechnical characteristics of tailings via lime addition
Patent number
10,894,730
Issue date
Jan 19, 2021
Graymont (PA) Inc.
Jared Ira Leikam
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method for making and using a drilling fluid
Patent number
10,876,027
Issue date
Dec 29, 2020
Canadian Energy Services L.P.
Stefan Alexandru Stoian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reclamation of brines with metal contamination using lime
Patent number
10,876,388
Issue date
Dec 29, 2020
Halliburton Energy Services, Inc.
Chesnee L. Davis
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MITIGATING BARITE SAG IN WATER-BASED MUD WITH THERMOCHEM...
Publication number
20250027375
Publication date
Jan 23, 2025
Saudi Arabian Oil Company
Ayman R. Al-Nakhli
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADDITIVES TO TEMPORARILY REDUCE VISCOSITIES IN OIL-BASED FLUIDS
Publication number
20240132768
Publication date
Apr 25, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri Khramov
E21 - EARTH DRILLING MINING
Information
Patent Application
CONTAMINANT REMEDIATION WITH FUNCTIONALIZED (METH)ACRYLIC POLYMER O...
Publication number
20240117093
Publication date
Apr 11, 2024
COUNTERTRACE LLC
Robert E. HANES
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING RETURN FLOWLINE CONTINUOUS AGITATION FLOCCULANT METERING D...
Publication number
20240117690
Publication date
Apr 11, 2024
FREEMAN PUMP SOLUTIONS INC
Christopher Freeman
E21 - EARTH DRILLING MINING
Information
Patent Application
TREATING FLUID COMPRISING HYDROCARBONS, WATER, AND POLYMER
Publication number
20240067865
Publication date
Feb 29, 2024
Chevron U.S.A. Inc.
Sumitra SUBRAHMANYAN
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
EVALUATING HYDROCARBON EXPLORATION AND RECOVERY OPERATIONS FLUIDS B...
Publication number
20240046282
Publication date
Feb 8, 2024
Baker Hughes Oilfield Operations LLC
Muhammad Ahsan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR MANAGING CARBON CONTAINING GASES
Publication number
20230407715
Publication date
Dec 21, 2023
Baker Hughes Oilfield Operations LLC
Reza Ettehadi Osgouei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PH CONTROL IN FLUID TREATMENT
Publication number
20230323193
Publication date
Oct 12, 2023
Chevron U.S.A. Inc.
Sujeewa S. PALAYANGODA
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROGEN PRODUCTION, STORAGE AND RECOVERY
Publication number
20230167719
Publication date
Jun 1, 2023
TerraH2 LLC
Eva VINEGAR
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROGEN PRODUCTION, STORAGE AND RECOVERY
Publication number
20230167720
Publication date
Jun 1, 2023
TerraH2 LLC
Eva VINEGAR
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROGEN PRODUCTION, STORAGE AND RECOVERY
Publication number
20230160284
Publication date
May 25, 2023
TerraH2 LLC
Eva VINEGAR
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROGEN PRODUCTION, STORAGE AND RECOVERY
Publication number
20230077276
Publication date
Mar 9, 2023
TerraH2 LLC
Eva VINEGAR
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR SEPARATING DRILL FLUID FROM OILY DRILL CUTTINGS SLURRIES
Publication number
20230032931
Publication date
Feb 2, 2023
Craig Nazzer
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND COMPOSITIONS FOR THE TREATMENT OF PRODUCED WATER
Publication number
20220332611
Publication date
Oct 20, 2022
SOLUGEN, INC.
Tom Swanson
E21 - EARTH DRILLING MINING
Information
Patent Application
BASE OIL FOR RE-USE
Publication number
20220267661
Publication date
Aug 25, 2022
RECOVER ENERGY SERVICES INC.
Matthew SCALLEY
E21 - EARTH DRILLING MINING
Information
Patent Application
CONTAMINANT REMEDIATION WITH FUNCTIONALIZED (METH)ACRYLIC POLYMER O...
Publication number
20220259350
Publication date
Aug 18, 2022
COUNTERTRACE LLC
Robert E. HANES
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROGEN PRODUCTION, STORAGE AND RECOVERY
Publication number
20220251935
Publication date
Aug 11, 2022
TerraH2 LLC
Eva VINEGAR
E21 - EARTH DRILLING MINING
Information
Patent Application
TREATMENT OF THICK FINE TAILINGS INCLUDING CHEMICAL IMMOBILIZATION,...
Publication number
20220055083
Publication date
Feb 24, 2022
SUNCOR ENERGY INC.
Oladipo OMOTOSO
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MILL SYSTEMS AND METHODS FOR PROCESSING DRILL CUTTINGS
Publication number
20220042384
Publication date
Feb 10, 2022
Douglas Mallonee
E21 - EARTH DRILLING MINING
Information
Patent Application
NEUTRALIZE HAZARD GASES CONTROL SYSTEM
Publication number
20220010195
Publication date
Jan 13, 2022
Saudi Arabian Oil Company
Mahmoud Adnan Alqurashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PH CONTROL IN FLUID TREATMENT
Publication number
20210395602
Publication date
Dec 23, 2021
Chevron U.S.A. Inc.
Sujeewa S. PALAYANGODA
E21 - EARTH DRILLING MINING
Information
Patent Application
Fracture fluid alteration to mitigate barite scale precipitation in...
Publication number
20210332651
Publication date
Oct 28, 2021
Adam Jew
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR MAKING AND USING A DRILLING FLUID
Publication number
20210071058
Publication date
Mar 11, 2021
CANADIAN ENERGY SERVICES L.P.
STEFAN ALEXANDRU STOIAN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MULTI-COMPONENT DOWNHOLE TREATMENT
Publication number
20200392802
Publication date
Dec 17, 2020
Halliburton Energy Services, Inc.
Philippe Quero
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF SUSPENDING WEIGHTING AGENTS IN A DRILLING FLUID
Publication number
20200332170
Publication date
Oct 22, 2020
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR SEPARATING DRILL FLUID FROM OILY DRILL CUTTINGS SLURRIES
Publication number
20200332612
Publication date
Oct 22, 2020
CRAIG NAZZER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGEN SULFIDE REMOVAL PROCESS
Publication number
20200246744
Publication date
Aug 6, 2020
MERICHEM COMPANY
David Jackson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS AND SYSTEMS FOR NEUTRALIZING HYDROGEN SULFIDE DURING DRILLING
Publication number
20200095490
Publication date
Mar 26, 2020
Saudi Arabian Oil Company
Ossama Sehsah
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Fracture fluid alteration to mitigate barite scale precipitation in...
Publication number
20200048972
Publication date
Feb 13, 2020
Adam Jew
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...