Lothar Weismantel

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Bergisch Gladbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of toluene-diisocyanate
- Patent number 8,063,241
- Issue date Nov 22, 2011
- Bayer MaterialScience AG
- Wolfgang Lorenz
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE PREPARATION OF TOLUENE-DIISOCYANATE
- Publication number 20110021811
- Publication date Jan 27, 2011
- Bayer MaterialScience AG
- Wolfgang Lorenz
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of toluene-diisocyanate
- Publication number 20080146835
- Publication date Jun 19, 2008
- Bayer MaterialScience AG
- Wolfgang Lorenz
- C07 - ORGANIC CHEMISTRY