Zhaoyan Liu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Grid falling film devolatilizer
- Patent number 7,959,133
- Issue date Jun 14, 2011
- Zhaoyan Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Three-dimensionally intersecting diverter as an inner member for a...
- Patent number 7,753,080
- Issue date Jul 13, 2010
- Zhaoyan Liu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Three-dimensionally intersecting diverter as an inner member for a...
- Publication number 20070186988
- Publication date Aug 16, 2007
- Zhaoyan Liu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Grid falling film devolatilizer
- Publication number 20070164462
- Publication date Jul 19, 2007
- Zhaoyan Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...