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Ashok K. Santra
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The Woodlands, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Synthetic functionalized additives, methods of synthesizing, and me...
Patent number
11,912,926
Issue date
Feb 27, 2024
Saudi Arabian Oil Company
Hasmukh A. Patel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Suspension supporting additive for water-based drilling and complet...
Patent number
11,898,084
Issue date
Feb 13, 2024
Saudi Arabian Oil Company
Hasmukh Patel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Host-guest lost-circulation materials for sealing lost circulation...
Patent number
11,891,565
Issue date
Feb 6, 2024
Saudi Arabian Oil Company
Hasmukh A. Patel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Synthesis and use of grafted graphene in wellbore construction flui...
Patent number
11,866,637
Issue date
Jan 9, 2024
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Development of ultra-high molecular weight (UHMW) branched block co...
Patent number
11,840,662
Issue date
Dec 12, 2023
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Development of ultra-high molecular weight (UHMW) branched block co...
Patent number
11,840,663
Issue date
Dec 12, 2023
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Amphiphilic branched copolymer drilling additive
Patent number
11,827,732
Issue date
Nov 28, 2023
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Nanocomposite coated proppants and methods of making same
Patent number
11,767,466
Issue date
Sep 26, 2023
Saudi Arabian Oil Company
Ashok Santra
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Methods of determining wellbore integrity
Patent number
11,739,628
Issue date
Aug 29, 2023
Saudi Arabian Oil Company
Peter J. Boul
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Water swellable cement sheath on demand, with sensing capability
Patent number
11,680,198
Issue date
Jun 20, 2023
Saudi Arabian Oil Company
Simone Musso
E21 - EARTH DRILLING MINING
Information
Patent Grant
Unfoldable device for controlling loss circulation
Patent number
11,674,070
Issue date
Jun 13, 2023
Saudi Arabian Oil Company
Simone Musso
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Synthetic layered magnesium silicates and their derivatives for hig...
Patent number
11,674,069
Issue date
Jun 13, 2023
Saudi Arabian Oil Company
Hasmukh Patel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Methods of making cement slurries and cured cement and use thereof
Patent number
11,643,587
Issue date
May 9, 2023
Saudi Arabian Oil Company
Peter J. Boul
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Unfoldable device for controlling loss circulation
Patent number
11,492,530
Issue date
Nov 8, 2022
Saudi Arabian Oil Company
Simone Musso
E21 - EARTH DRILLING MINING
Information
Patent Grant
Additives for oil and gas drilling and production
Patent number
11,434,405
Issue date
Sep 6, 2022
Saudi Arabian Oil Company
Ashok Santra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Viscosity supporting additive for water-based drilling and completi...
Patent number
11,414,584
Issue date
Aug 16, 2022
Saudi Arabian Oil Company
Hasmukh Patel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Additives for oil and gas drilling and production
Patent number
11,407,927
Issue date
Aug 9, 2022
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of suspending proppants in hydraulic fracturing fluid
Patent number
11,377,944
Issue date
Jul 5, 2022
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of suspending weighting agents in a drilling fluid
Patent number
11,370,951
Issue date
Jun 28, 2022
Saudi Arabian Oil Company
Ashok Santra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Magnetically responsive drilling fluid and methods of making and us...
Patent number
11,370,952
Issue date
Jun 28, 2022
Saudi Arabian Oil Company
Peter J. Boul
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cement slurries, cured cement and methods of making and use thereof
Patent number
11,370,706
Issue date
Jun 28, 2022
Saudi Arabian Oil Company
Peter J. Boul
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Additives for oil and gas drilling and production
Patent number
11,370,954
Issue date
Jun 28, 2022
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Synthetic functionalized additives, methods of synthesizing, and me...
Patent number
11,332,651
Issue date
May 17, 2022
Saudi Arabian Oil Company
Hasmukh A. Patel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Cement slurries, cured cement and methods of making and use thereof
Patent number
11,292,954
Issue date
Apr 5, 2022
Saudi Arabian Oil Company
Peter J. Boul
H01 - BASIC ELECTRIC ELEMENTS
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
Charged composite materials, methods of synthesizing, and methods o...
Patent number
11,242,478
Issue date
Feb 8, 2022
Saudi Arabian Oil Company
Hasmukh A. Patel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Sorel cement composition and method to cure loss of circulation
Patent number
11,148,977
Issue date
Oct 19, 2021
Saudi Arabian Oil Company
Carl Thaemlitz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Synthetic layered magnesium silicates and their derivatives for hig...
Patent number
11,118,092
Issue date
Sep 14, 2021
Saudi Arabian Oil Company
Hasmukh Patel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Additives for oil and gas drilling and production
Patent number
10,894,910
Issue date
Jan 19, 2021
Saudi Arabian Oil Company
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cement compositions containing metaphosphate and methods of use
Patent number
10,442,975
Issue date
Oct 15, 2019
Halliburton Energy Services, Inc.
Rahul Chandrakant Patil
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DEVELOPMENT OF ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK CO...
Publication number
20240084186
Publication date
Mar 14, 2024
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HOST-GUEST LOST-CIRCULATION MATERIALS FOR SEALING LOST CIRCULATION...
Publication number
20240067857
Publication date
Feb 29, 2024
Saudi Arabian Oil Company
Hasmukh A. Patel
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF REACTING CO2 BY EMULSIFYING CEMENT AND USE IN OILWELL CEM...
Publication number
20240059954
Publication date
Feb 22, 2024
ARAMCO SERVICES COMPANY
Ashok Santra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF REACTING CO2 BY EMULSIFYING CONCRETE AND USE IN OILWELL C...
Publication number
20240059951
Publication date
Feb 22, 2024
ARAMCO SERVICES COMPANY
Ashok Santra
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
DEVELOPMENT OF ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK CO...
Publication number
20240026214
Publication date
Jan 25, 2024
ARAMCO SERVICES COMPANY
Sivaprakash Shanmugam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LOST CIRCULATION MATERIAL EVALUATION
Publication number
20230375523
Publication date
Nov 23, 2023
Saudi Arabian Oil Company
Arpita Pal Bathija
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF DETERMINING WELLBORE INTEGRITY
Publication number
20230358132
Publication date
Nov 9, 2023
Saudi Arabian Oil Company
Peter J. Boul
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Water Swellable Cement Sheath on Demand, with Sensing Capability
Publication number
20230272262
Publication date
Aug 31, 2023
Saudi Arabian Oil Company
Simone Musso
E21 - EARTH DRILLING MINING
Information
Patent Application
SYNTHESIS AND USE OF GRAFTED GRAPHENE IN AQUEOUS DRILLING FLUIDS AS...
Publication number
20230235209
Publication date
Jul 27, 2023
ARAMCO SERVICES COMPANY
Ashok Santra
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SYNTHESIS AND USE OF GRAFTED GRAPHENE IN OIL BASED DRILLING FLUIDS...
Publication number
20230220265
Publication date
Jul 13, 2023
ARAMCO SERVICES COMPANY
Ashok Santra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Machine-Learning based Rig-Site On-Demand Drilling Mud Characteriza...
Publication number
20230184107
Publication date
Jun 15, 2023
Saudi Arabian Oil Company
Weichang Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WATER-SOLUBLE GRAPHENE OXIDE NANOSHEET ASSISTED HIGH TEMPERATURE FR...
Publication number
20230116889
Publication date
Apr 13, 2023
Saudi Arabian Oil Company
Feng Liang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SYNTHESIS AND USE OF GRAFTED GRAPHENE IN WELLBORE CONSTRUCTION FLUI...
Publication number
20220315825
Publication date
Oct 6, 2022
ARAMCO SERVICES COMPANY
Ashok Santra
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYROTAXANE-REINFORCED SETTABLE FLUIDS WITH ENTRAPPED GAS PHASE UN...
Publication number
20220289887
Publication date
Sep 15, 2022
Saudi Arabian Oil Company
Ashok Santra
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DEVELOPMENT OF ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK CO...
Publication number
20220251439
Publication date
Aug 11, 2022
ARAMCO SERVICES COMPANY
Sivaprakash Shanmugam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CEMENT SLURRIES, CURED CEMENT AND METHODS OF MAKING AND USE THEREOF
Publication number
20220242786
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
AMPHIPHILIC BRANCHED COPOLYMER DRILLING ADDITIVE
Publication number
20220242993
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD AND SYSTEM FOR DRILLING FLUID CONDITION MONITORING
Publication number
20220243543
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Mahmoud F. Abughaban
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVELOPMENT OF ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK CO...
Publication number
20220243116
Publication date
Aug 4, 2022
ARAMCO SERVICES COMPANY
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ULTRA-HIGH MOLECULAR WEIGHT (UHMW) BRANCHED BLOCK COPOLYMER VISCOSI...
Publication number
20220243111
Publication date
Aug 4, 2022
ARAMCO SERVICES COMPANY
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DRILLING FLUIDS AND METHODS OF MAKING AND USE THEREOF
Publication number
20220243113
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DRILLING FLUIDS AND METHODS OF MAKING AND USE THEREOF
Publication number
20220243114
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Sivaprakash Shanmugam
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AUTOMATED RECYCLED CLOSED-LOOP WATER BASED DRILLING FLUID CONDITION...
Publication number
20220234010
Publication date
Jul 28, 2022
Saudi Arabian Oil Company
Mahmoud F. Abughaban
G01 - MEASURING TESTING
Information
Patent Application
SYNTHETIC FUNCTIONALIZED ADDITIVES, METHODS OF SYNTHESIZING, AND ME...
Publication number
20220235257
Publication date
Jul 28, 2022
Saudi Arabian Oil Company
Hasmukh A. Patel
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Suspension Supporting Additive for Water-Based Drilling and Complet...
Publication number
20210395596
Publication date
Dec 23, 2021
Saudi Arabian Oil Company
Hasmukh Patel
E21 - EARTH DRILLING MINING
Information
Patent Application
Synthetic Layered Magnesium Silicates and Their Derivatives for Hig...
Publication number
20210363400
Publication date
Nov 25, 2021
Saudi Arabian Oil Company
Hasmukh Patel
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MAGNETICALLY RESPONSIVE DRILLING FLUID AND METHODS OF MAKING AND US...
Publication number
20210115314
Publication date
Apr 22, 2021
Saudi Arabian Oil Company
Peter J. Boul
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Sorel Cement Composition and Method to Cure Loss of Circulation
Publication number
20210101833
Publication date
Apr 8, 2021
Saudi Arabian Oil Company
Carl Thaemlitz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Water Swellable Cement Sheath on Demand, with Sensing Capability
Publication number
20210079287
Publication date
Mar 18, 2021
Saudi Arabian Oil Company
Simone Musso
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF MAKING CEMENT SLURRIES AND CURED CEMENT AND USE THEREOF
Publication number
20210047556
Publication date
Feb 18, 2021
Saudi Arabian Oil Company
Peter J. Boul
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES