Zhongping Sun

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Heater, use thereof and method for preparing isocyanate using heater
- Patent number 10,645,756
- Issue date May 5, 2020
- Wanhua Chemical Group Co., Ltd.
- Yong Yu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Heater, Use Thereof And Method For Preparing Isocyanate Using Heater
- Publication number 20170164424
- Publication date Jun 8, 2017
- WANHUA CHEMICAL GROUP CO., LTD.
- Yong Yu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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