Shenglong Shi

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bio-enzyme degradable temporary plugging material and preparation m...
- Patent number 12,110,449
- Issue date Oct 8, 2024
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Jintang Wang
- 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
High temperature and high salinity-resistant complementarily rigid-...
- Patent number 11,970,655
- Issue date Apr 30, 2024
- China University of Petroleum (East China)
- Jingping Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cementitious plugging wall solidifer for water-based drilling fluid...
- Patent number 11,578,250
- Issue date Feb 14, 2023
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Jingping Liu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
HIGH TEMPERATURE AND HIGH SALINITY-RESISTANT COMPLEMENTARILY RIGID-...
- Publication number 20240010904
- Publication date Jan 11, 2024
- China University of Petroleum (East China)
- Jingping LIU
- E21 - EARTH DRILLING MINING
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-...