Jiahuan Wang

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Liaoning, CN

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for hydrodemetalization of heavy oil
- Patent number 6,207,611
- Issue date Mar 27, 2001
- China Petro-Chemical Corporation
- Suhua Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrogenation demetalization catalyst and preparation thereof
- Patent number 5,759,951
- Issue date Jun 2, 1998
- Fushun Research Institute of Petroleum and Petrochemicals
- Yusheng Zhao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL