Yi Wan

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for preparing chlorine by oxidation of hydrogen chloride a...
- Patent number 10,576,465
- Issue date Mar 3, 2020
- Wanhua Chemical Group Co., Ltd.
- Guangquan Yi
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CATALYST FOR PREPARING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE A...
- Publication number 20170274361
- Publication date Sep 28, 2017
- WANHUA CHEMICAL GROUP CO., LTD.
- Guangquan Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR PREPARING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE A...
- Publication number 20130288884
- Publication date Oct 31, 2013
- NINGBO WANHUA POLYURETHANES CO., LTD.
- Guangquan Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL