Meizhen Yin

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Compound catalyst system for synthesizing polyethylenes or copolyme...
- Patent number 6,387,839
- Issue date May 14, 2002
- China Petrochemical Corporation
- Maozhu Jin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...