Ren Yan Qin

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Shenzhen, CN

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Patents Applicationslast 30 patents

Information Patent Application
Oil/gas separation membrane, its use in gas sensor and process for...
- Publication number 20090255900
- Publication date Oct 15, 2009
- Shenzhen Auto Electric Equipment Co., Ltd.
- Ren Yan Qin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Oil/gas separation membrane, its use in gas sensor and process for...
- Publication number 20050086998
- Publication date Apr 28, 2005
- Ren Yan Qin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL