Rongchao CHENG

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
pH-responsive nano-gel plugging material, and preparation method th...
- Patent number 12,146,095
- Issue date Nov 19, 2024
- China National Petroleum Corporation
- Jie Zhang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oil-soluble thermosensitive resin lost circulation material for pro...
- Patent number 12,043,742
- Issue date Jul 23, 2024
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Yingrui Bai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bionic and dual-phobic high-performance water-based drilling fluid
- Patent number 11,787,990
- Issue date Oct 17, 2023
- China University of Petroleum (Beijing)
- Guancheng Jiang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
4D quantitative and intelligent diagnosis method and system for spa...
- Patent number 11,686,190
- Issue date Jun 27, 2023
- China University of Petroleum (Beijing)
- Guancheng Jiang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Amphiphilic block polymer ultralow-permeability agent and intellige...
- Patent number 11,578,251
- Issue date Feb 14, 2023
- China University of Petroleum (Beijing)
- Yinbo He
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
NANOEMULSION AND METHOD FOR PREPARATION THEREOF, AND HIGH-TEMPERATU...
- Publication number 20240360354
- Publication date Oct 31, 2024
- CHINA NATIONAL PETROLEUM CORPORATION
- Lili YAN
- E21 - EARTH DRILLING MINING
Information Patent Application
REDUCING LOSS CIRCULATION DURING WELL-DRILLING OPERATIONS
- Publication number 20240003205
- Publication date Jan 4, 2024
- CNPC USA CORPORATION
- WEIBIN ZHA
- E21 - EARTH DRILLING MINING
Information Patent Application
PH-RESPONSIVE NANO-GEL PLUGGING MATERIAL, AND PREPARATION METHOD TH...
- Publication number 20230365853
- Publication date Nov 16, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Jie ZHANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
BIONIC AND DUAL-PHOBIC HIGH-PERFORMANCE WATER-BASED DRILLING FLUID
- Publication number 20230133053
- Publication date May 4, 2023
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Guancheng JIANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OIL-SOLUBLE THERMOSENSITIVE RESIN LOST CIRCULATION MATERIAL FOR PRO...
- Publication number 20230086238
- Publication date Mar 23, 2023
- China University of Petroleum (East China)
- Yingrui BAI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
4D QUANTITATIVE AND INTELLIGENT DIAGNOSIS METHOD AND SYSTEM FOR SPA...
- Publication number 20230026538
- Publication date Jan 26, 2023
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Guancheng JIANG
- E21 - EARTH DRILLING MINING
Information Patent Application
AMPHIPHILIC BLOCK POLYMER ULTRALOW-PERMEABILITY AGENT AND INTELLIGE...
- Publication number 20220204833
- Publication date Jun 30, 2022
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Yinbo HE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AMPHIPHILIC BLOCK POLYMER ULTRALOW-PERMEABILITY AGENT AND INTELLIGE...
- Publication number 20220049148
- Publication date Feb 17, 2022
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Yinbo HE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Rongchao CHENG

Person

Patents Grantslast 30 patents

pH-responsive nano-gel plugging material, and preparation method th...

Oil-soluble thermosensitive resin lost circulation material for pro...

Bionic and dual-phobic high-performance water-based drilling fluid

4D quantitative and intelligent diagnosis method and system for spa...

Amphiphilic block polymer ultralow-permeability agent and intellige...

Patents Applicationslast 30 patents

NANOEMULSION AND METHOD FOR PREPARATION THEREOF, AND HIGH-TEMPERATU...

REDUCING LOSS CIRCULATION DURING WELL-DRILLING OPERATIONS

PH-RESPONSIVE NANO-GEL PLUGGING MATERIAL, AND PREPARATION METHOD TH...

BIONIC AND DUAL-PHOBIC HIGH-PERFORMANCE WATER-BASED DRILLING FLUID

OIL-SOLUBLE THERMOSENSITIVE RESIN LOST CIRCULATION MATERIAL FOR PRO...

4D QUANTITATIVE AND INTELLIGENT DIAGNOSIS METHOD AND SYSTEM FOR SPA...

AMPHIPHILIC BLOCK POLYMER ULTRALOW-PERMEABILITY AGENT AND INTELLIGE...

AMPHIPHILIC BLOCK POLYMER ULTRALOW-PERMEABILITY AGENT AND INTELLIGE...