PETROLEUM ENGINEERING RESEARCH INSTITUTE, SINOPEC

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Downhole multidimensional imaging feature extraction method and ima...
- Patent number 11,913,324
- Issue date Feb 27, 2024
- China Petroleum and Chemical Corporation
- Yijin Zeng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reactive torque automatic balancing device for screw drilling tool,...
- Patent number 11,814,944
- Issue date Nov 14, 2023
- China Petroleum and Chemical Corporation
- Deshuai Zheng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole auxiliary drilling apparatus
- Patent number 10,927,612
- Issue date Feb 23, 2021
- China Petroleum and Chemical Corporation
- Yijin Zeng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Random copolymer and preparation method thereof, and drilling fluid
- Patent number 10,774,257
- Issue date Sep 15, 2020
- China Petroleum and Chemical Corporation
- Yongxue Lin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resistivity measurement while drilling device and method
- Patent number 10,571,596
- Issue date Feb 25, 2020
- China Petroleum and Chemical Corporation
- Yijin Zeng
- G01 - MEASURING TESTING
Information Patent Grant
Maleamic acid monomer and preparation method and use thereof
- Patent number 10,538,484
- Issue date Jan 21, 2020
- China Petroleum and Chemical Corporation
- Xiaohua Yang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Composition and use therof, oil-based drilling fluid and a method f...
- Patent number 10,150,903
- Issue date Dec 11, 2018
- China Petroleum and Chemical Corporation
- Yongxue Lin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Data transmission system and method for transmission of downhole me...
- Patent number 9,739,141
- Issue date Aug 22, 2017
- China Petroleum and Chemical Corporation
- Yijin Zeng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Filtration control agent and a drilling fluid containing the same
- Patent number 9,243,180
- Issue date Jan 26, 2016
- China Petroleum and Chemical Corporation
- Xiaohua Yang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copolymer and preparation method and application thereof
- Patent number 8,623,791
- Issue date Jan 7, 2014
- China Petroleum and Chemical Corporation
- Xiaohua Yang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE MULTIDIMENSIONAL IMAGING FEATURE EXTRACTION METHOD AND IMA...
- Publication number 20220333478
- Publication date Oct 20, 2022
- China Petroleum and Chemical Corporation
- Yijin ZENG
- E21 - EARTH DRILLING MINING
Information Patent Application
REACTIVE TORQUE AUTOMATIC BALANCING DEVICE FOR SCREW DRILLING TOOL,...
- Publication number 20220316312
- Publication date Oct 6, 2022
- China Petroleum and Chemical Corporation
- Deshuai ZHENG
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTIPHASE PARTICLE, MANUFACTURING PROCESS AND USE THEREOF
- Publication number 20210269360
- Publication date Sep 2, 2021
- China Petroleum and Chemical Corporation
- Xuepeng LIU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DOWNHOLE AUXILIARY DRILLING APPARATUS
- Publication number 20190330931
- Publication date Oct 31, 2019
- China Petroleum and Chemical Corporation
- Yijin ZENG
- E21 - EARTH DRILLING MINING
Information Patent Application
Random Copolymer and Preparation Method Thereof, and Drilling Fluid
- Publication number 20190092997
- Publication date Mar 28, 2019
- China Petroleum and Chemical Corporation
- Yongxue LIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RESISTIVITY MEASUREMENT WHILE DRILLING DEVICE AND METHOD
- Publication number 20180045847
- Publication date Feb 15, 2018
- China Petroleum and Chemical Corporation
- Yijin ZENG
- G01 - MEASURING TESTING
Information Patent Application
COMPOSITION AND USE THEREOF, OIL-BASED DRILLING FLUID AND A METHOD...
- Publication number 20170009121
- Publication date Jan 12, 2017
- China Petroleum and Chemical Corporation
- Yongxue LIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Data Transmission System and Method for Transmission of Downhole Me...
- Publication number 20160115783
- Publication date Apr 28, 2016
- CHINA PETROLEUM & CHEMICAL CORPORATION
- Yijin Zeng
- E21 - EARTH DRILLING MINING
Information Patent Application
MODIFIED STARCH, PREPARATION METHOD AND USE OF THE SAME, AND DRILLI...
- Publication number 20140186626
- Publication date Jul 3, 2014
- SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING
- Zhifa WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DISPERSANT AND A DRILLING FLUID CONTAINING THE SAME
- Publication number 20130079257
- Publication date Mar 28, 2013
- SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING
- Yongxue Lin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Filtration Control Agent And A Drilling Fluid Containing The Same
- Publication number 20130079256
- Publication date Mar 28, 2013
- SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING
- Xiaohua YANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER AND PREPARATION METHOD AND APPLICATION THEREOF
- Publication number 20120077718
- Publication date Mar 29, 2012
- SINOPEC RESEARCH INSTITUTE OF PETROLEUM ENGINEERING
- Xiaohua YANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

PETROLEUM ENGINEERING RESEARCH INSTITUTE, SINOPEC

Organization

Patents Grantslast 30 patents

Downhole multidimensional imaging feature extraction method and ima...

Reactive torque automatic balancing device for screw drilling tool,...

Downhole auxiliary drilling apparatus

Random copolymer and preparation method thereof, and drilling fluid

Resistivity measurement while drilling device and method

Maleamic acid monomer and preparation method and use thereof

Composition and use therof, oil-based drilling fluid and a method f...

Data transmission system and method for transmission of downhole me...

Filtration control agent and a drilling fluid containing the same

Copolymer and preparation method and application thereof

Patents Applicationslast 30 patents

DOWNHOLE MULTIDIMENSIONAL IMAGING FEATURE EXTRACTION METHOD AND IMA...

REACTIVE TORQUE AUTOMATIC BALANCING DEVICE FOR SCREW DRILLING TOOL,...

MULTIPHASE PARTICLE, MANUFACTURING PROCESS AND USE THEREOF

DOWNHOLE AUXILIARY DRILLING APPARATUS

Random Copolymer and Preparation Method Thereof, and Drilling Fluid

RESISTIVITY MEASUREMENT WHILE DRILLING DEVICE AND METHOD

COMPOSITION AND USE THEREOF, OIL-BASED DRILLING FLUID AND A METHOD...

Data Transmission System and Method for Transmission of Downhole Me...

MODIFIED STARCH, PREPARATION METHOD AND USE OF THE SAME, AND DRILLI...

DISPERSANT AND A DRILLING FLUID CONTAINING THE SAME

Filtration Control Agent And A Drilling Fluid Containing The Same

COPOLYMER AND PREPARATION METHOD AND APPLICATION THEREOF

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