Shen ZHEYU

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Putuo Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing of ultra-clean and high-purity electronic grad...
- Patent number 8,540,960
- Issue date Sep 24, 2013
- Shanghai Chemical Reagent Research Institute
- Jiarong Zhan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing of ultra-clean and high-purity N-methyl pyrrol...
- Patent number 8,519,157
- Issue date Aug 27, 2013
- Shanghai Chemical Reagent Research Institute
- Jiarong Zhan
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING OF ULTRA-CLEAN AND HIGH-PURITY N-METHYL PYRROL...
- Publication number 20120071670
- Publication date Mar 22, 2012
- Shanghai Chemical Regent Research Institute
- Jiarong Zhan
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING OF ULTRA-CLEAN AND HIGH-PURITY ELECTRONIC GRAD...
- Publication number 20110094872
- Publication date Apr 28, 2011
- Jiarong ZHAN
- C07 - ORGANIC CHEMISTRY