Qi RAO

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparation of amorphous silica from biomass
- Patent number 9,403,687
- Issue date Aug 2, 2016
- Wuhan Kaidi Engineering Technology Research Institute Co., Ltd.
- Yanfeng Zhang
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARATION OF AMORPHOUS SILICA FROM BIOMASS
- Publication number 20140322120
- Publication date Oct 30, 2014
- Yanfeng ZHANG
- C01 - INORGANIC CHEMISTRY