Weihuan Huang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for homopolymerizing and copolymerizing propylene and its...
- Patent number 8,470,941
- Issue date Jun 25, 2013
- PetroChina Company Limited
- Jianjun Yi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CATALYST FOR HOMOPOLYMERIZING AND COPOLYMERIZING PROPYLENE AND ITS...
- Publication number 20110207900
- Publication date Aug 25, 2011
- Jianjun Yi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...