Jinghua Ji

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ferrite catalyst and preparation method thereof
- Patent number 9,731,280
- Issue date Aug 15, 2017
- SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
- Desheng Xiong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heteropoly acid salt catalyst and its preparation method
- Patent number 9,314,772
- Issue date Apr 19, 2016
- SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
- Xin Wen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FERRITE CATALYST AND PREPARATION METHOD THEREOF
- Publication number 20140141965
- Publication date May 22, 2014
- Shanghai HuaYi Acrylic Acid Co. Ltd.
- Desheng Xiong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HETEROPOLY ACID SALT CATALYST AND ITS PREPARATION METHOD
- Publication number 20140141964
- Publication date May 22, 2014
- Shanghai HuaYi Acrylic Acid Co., Ltd.
- Xin Wen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL