Yongsheng Wang

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Jet reactor with flow ducts and process for preparing isocyanates u...
- Patent number 8,206,652
- Issue date Jun 26, 2012
- Ningbo Wanhua Polyurethanes Co., Ltd.
- Yonghua Shang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
JET REACTOR WITH FLOW DUCTS AND PROCESS FOR PREPARING ISOCYANATES U...
- Publication number 20110124907
- Publication date May 26, 2011
- Yonghua Shang
- C07 - ORGANIC CHEMISTRY