Ying Guan

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst component for ethylene polymerization, a process for prepa...
- Patent number 7,172,988
- Issue date Feb 6, 2007
- China Petroleum & Chemical Corporation
- Kejing Gao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Catalyst component for ethylene polymerization, a process for prepa...
- Publication number 20040127349
- Publication date Jul 1, 2004
- CHINA PETROLEUM & CHEMICAL CORPORATION
- Kejing Gao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...