Wanhong Yang

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hole-jetting type mixer-reactor
- Patent number 8,042,988
- Issue date Oct 25, 2011
- Ningbo Wanhua Polyurethanes Co. Ltd.
- Jiansheng Ding
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Hole-jetting type mixer-reactor
- Publication number 20080159065
- Publication date Jul 3, 2008
- Jiansheng Ding
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL