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Dimitri M. Khramov
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Katy, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Additives to temporarily reduce viscosities in oil-based fluids
Patent number
12,247,155
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
Dimitri Khramov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Amidoamine synthesis, methods to track the reaction process
Patent number
11,952,324
Issue date
Apr 9, 2024
Schlumberger Technology Corporation
Dimitri M. Khramov
G01 - MEASURING TESTING
Information
Patent Grant
Polymeric rheology modifiers
Patent number
11,884,871
Issue date
Jan 30, 2024
Schlumberger Technology Corporation
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Polymeric amidoamine emulsifiers
Patent number
11,827,838
Issue date
Nov 28, 2023
Schlumberger Technology Corporation
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Amide emulsifier for high-temperature oil-based drilling fluid
Patent number
11,814,570
Issue date
Nov 14, 2023
Schlumberger Technology Corporation
Evgeny Borisovich Barmatov
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Additive to improve cold temperature properties in oil-based fluids
Patent number
11,708,518
Issue date
Jul 25, 2023
Schlumberger Technology Corporation
Dimitri M. Khramov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Additive to improve cold temperature properties in oil-based fluids
Patent number
11,708,519
Issue date
Jul 25, 2023
Schlumberger Technology Corporation
Dimitri Khramov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Additive to improve cold temperature properties in oil-based fluids
Patent number
11,584,876
Issue date
Feb 21, 2023
Schlumberger Technology Corporation
Dimitri M. Khramov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluids and methods for mitigating sag and extending emulsion stability
Patent number
11,555,138
Issue date
Jan 17, 2023
Schlumberger Technology Corporation
Stephen Cliffe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Additive to improve cold temperature properties in oil-based fluids
Patent number
11,447,680
Issue date
Sep 20, 2022
Schlumberger Technology Corporation
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Branched acid emulsifier compositions and methods of use
Patent number
11,414,586
Issue date
Aug 16, 2022
Schlumberger Technology Corporation
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Alkyl cyclic anhydride based emulsifiers for oil based mud
Patent number
11,377,579
Issue date
Jul 5, 2022
Schlumberger Technology Corporation
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Effective pour point depressants for amidoamine emulsifiers
Patent number
11,066,591
Issue date
Jul 20, 2021
Schlumberger Technology Corporation
Dimitri M Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Invert emulsifiers from DCPD copolymers and their derivatives for d...
Patent number
11,028,308
Issue date
Jun 8, 2021
Schlumberger Technology Corporation
Yiyan Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Branched acid emulsifier compositions and methods of use
Patent number
10,570,325
Issue date
Feb 25, 2020
M-I L.L.C.
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
DERIVATIZATION OF AMINES FOR USE AS SHALE INHIBITORS IN A SUBTERRAN...
Publication number
20250092299
Publication date
Mar 20, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SHALE INHIBITOR ADDITIVES, WELLBORE FLUIDS COMPRISING SAID ADDITIVE...
Publication number
20240229606
Publication date
Jul 11, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri M. Khramov
E21 - EARTH DRILLING MINING
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
POLYMERIC AMIDOAMINE EMULSIFIERS
Publication number
20240059949
Publication date
Feb 22, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
EMULSIFIER FOR SYNTHETIC-BASED MUD, PROCESS FOR PREPARATION, AND DR...
Publication number
20230374365
Publication date
Nov 23, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SYSTEMS AND METHODS FOR ANALYSIS OF DRILLING FLUID
Publication number
20230287789
Publication date
Sep 14, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Sharath Chandra Mahavadi
E21 - EARTH DRILLING MINING
Information
Patent Application
AMIDE EMULSIFIER FOR HIGH-TEMPERATURE OIL-BASED DRILLING FLUID
Publication number
20230072831
Publication date
Mar 9, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Evgeny Borisovich Barmatov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Direct Emulsion Drilling Fluid
Publication number
20230011243
Publication date
Jan 12, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Lynn Michelle Foster
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADDITIVES TO TEMPORARILY REDUCE VISCOSITIES IN OIL-BASED FLUIDS
Publication number
20220251435
Publication date
Aug 11, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri Khramov
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYMERIC AMIDOAMINE EMULSIFIERS
Publication number
20220220356
Publication date
Jul 14, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Amidoamine Synthesis, Methods to Track The Reaction Process
Publication number
20210323909
Publication date
Oct 21, 2021
M-I L.L.C.
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Polymeric Rheology Modifiers
Publication number
20200362221
Publication date
Nov 19, 2020
M-I L.L.C.
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Additive to Improve Cold Temperature Properties in Oil-Based Fluids
Publication number
20200231860
Publication date
Jul 23, 2020
M-I L.L.C.
Dimitri M. Khramov
E21 - EARTH DRILLING MINING
Information
Patent Application
Branched Acid Emulsifier Compositions and Methods of Use
Publication number
20200165505
Publication date
May 28, 2020
M-I L.L.C.
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Alkyl Cyclic Anhydride Based Emulsifiers for Oil Based Mud
Publication number
20200079990
Publication date
Mar 12, 2020
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADDITIVE TO IMPROVE COLD TEMPERATURE PROPERTIES IN OIL-BASED FLUIDS
Publication number
20190382641
Publication date
Dec 19, 2019
M-I L.L.C.
Stephen Cliffe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Effective Pour Point Depressants for Amidoamine Emulsifiers
Publication number
20190322920
Publication date
Oct 24, 2019
M-I L.L.C.
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADDITIVE TO IMPROVE COLD TEMPERATURE PROPERTIES IN OIL-BASED FLUIDS
Publication number
20180244975
Publication date
Aug 30, 2018
M-I L.L.C.
Dimitri M. Khramov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUIDS AND METHODS FOR MITIGATING SAG AND EXTENDING EMULSION STABILITY
Publication number
20180244976
Publication date
Aug 30, 2018
M-I L.L.C.
Stephen Cliffe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
INVERT EMULSIFIERS FROM DCPD COPOLYMERS AND THEIR DERIVATIVES FOR D...
Publication number
20180142135
Publication date
May 24, 2018
M-I L.L.C.
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
EMULSIFIERS FOR INVERT EMULSION WELLBORE FLUIDS AND METHODS OF USE...
Publication number
20170283680
Publication date
Oct 5, 2017
M-I L.L.C.
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BRANCHED ACID EMULSIFIER COMPOSITIONS AND METHODS OF USE
Publication number
20170190945
Publication date
Jul 6, 2017
M-I L.L.C.
Yiyan Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...