Ruixia Li

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst component for ethylene polymerization, preparation thereof...
- Patent number 8,268,945
- Issue date Sep 18, 2012
- China Petroleum and Chemical Corporation
- Taoyi Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst component for ethylene polymerization, the preparation the...
- Patent number 7,153,804
- Issue date Dec 26, 2006
- China Petroleum and Chemical Corporation
- Wei Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CATALYST COMPONENT FOR ETHYLENE POLYMERIZATION, PREPARATION THEREOF...
- Publication number 20150239998
- Publication date Aug 27, 2015
- China Petroleum and Chemical Corporation
- Wei CHEN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST COMPONENT FOR ETHYLENE POLYMERIZATION, PREPARATION THEREOF...
- Publication number 20110046325
- Publication date Feb 24, 2011
- Taoyi ZHANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Component for Ethylene Polymerization, Preparation Thereof...
- Publication number 20090318643
- Publication date Dec 24, 2009
- China Petroleum & Chemical Corporation
- Wei Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst component for ethylene polymerization, the preparation the...
- Publication number 20050227858
- Publication date Oct 13, 2005
- Wei Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...