Kesheng Rong

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pressure-bearing plugging composition, pressure-bearing plugging sl...
- Patent number 11,396,621
- Issue date Jul 26, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Bai
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fiber silica composite microsphere for shale stratum, drilling flui...
- Patent number 11,345,841
- Issue date May 31, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Bai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...