Ulrich Wolf

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Kerken, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the distillation of a mixture of isomeric diisocyanatod...
- Patent number 7,649,108
- Issue date Jan 19, 2010
- Bayer MaterialScience AG
- Hans-Peter Schal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the distillation of a mixture of isomeric diisocyanatod...
- Patent number 7,521,576
- Issue date Apr 21, 2009
- Bayer MaterialScience AG
- Hans-Peter Schal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of very pure 2,4′-methylenediphenyl diis...
- Patent number 7,495,124
- Issue date Feb 24, 2009
- Bayer MaterialScience AG
- Hans-Georg Pirkl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
DISTILLATION UNIT AND METHOD FOR SEPARATING A LIQUID SUBSTANCE MIX...
- Publication number 20240009591
- Publication date Jan 11, 2024
- COVESTRO DEUTSCHLAND AG
- Ulrich Wolf
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the distillation of a mixture of isomeric diisocyanatod...
- Publication number 20060173206
- Publication date Aug 3, 2006
- Hans-Peter Schal
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of very pure 2,4'-methylenediphenyl diis...
- Publication number 20050222291
- Publication date Oct 6, 2005
- Hans-Georg Pirkl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for the distillation of a mixture of isomeric diisocyanatod...
- Publication number 20040236139
- Publication date Nov 25, 2004
- Hans-Peter Schal
- C07 - ORGANIC CHEMISTRY