Zuwei Chen

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing metal-chelate retarder by sol-gel method
- Patent number 11,603,488
- Issue date Mar 14, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiaowei Cheng
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oil well cement slurry high-temperature suspension stabilizer prepa...
- Patent number 11,345,844
- Issue date May 31, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiaowei Cheng
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING METAL-CHELATE RETARDER BY SOL-GEL METHOD
- Publication number 20210079288
- Publication date Mar 18, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiaowei CHENG
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
OIL WELL CEMENT SLURRY HIGH-TEMPERATURE SUSPENSION STABILIZER PREPA...
- Publication number 20200392393
- Publication date Dec 17, 2020
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiaowei Cheng
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES