Shaobin Zhang

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
High-temperature-resistant deep penetration molecular membrane acid...
- Patent number 12,234,309
- Issue date Feb 25, 2025
- Chengdu LEPS Technology Co., Ltd
- Jianchun Guo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Instant soluble temperature and salt resistant polyacrylamide and t...
- Patent number 12,227,696
- Issue date Feb 18, 2025
- Chengdu LEPS Technology Co., Ltd
- Jianchun Guo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Structural stabilizer for fiber and conventional proppant complex i...
- Patent number 11,845,896
- Issue date Dec 19, 2023
- Chengdu LEPS Technology Co., Ltd
- Jianchun Guo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
INSTANT SOLUBLE TEMPERATURE AND SALT RESISTANT POLYACRYLAMIDE AND T...
- Publication number 20240327699
- Publication date Oct 3, 2024
- Chengdu LEPS Technology Co., Ltd
- Jianchun GUO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...