Hongbo Li

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Sichuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Modified polyvinyl acetate and preparation method and use thereof a...
- Patent number 11,441,062
- Issue date Sep 13, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Bai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Drilling fluid for enhancing stratum pressure bearing capacity and...
- Patent number 11,225,594
- Issue date Jan 18, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Bai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method and system for obtaining micro-nano level fracture model and...
- Patent number 10,989,576
- Issue date Apr 27, 2021
- Southwest Petroleum University
- Yang Bai
- G01 - MEASURING TESTING