Qunzhen Guo

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Preparation method of carfentrazone-ethyl
- Patent number 8,957,220
- Issue date Feb 17, 2015
- Zhejiang Zhuji United Chemicals Co., Ltd
- Qunzhen Guo
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Preparation method of carfentrazone-ethyl
- Publication number 20130345435
- Publication date Dec 26, 2013
- Qunzhen Guo
- C07 - ORGANIC CHEMISTRY