Gunther Kohler

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing amines
- Patent number 7,700,805
- Issue date Apr 20, 2010
- Evonik Degussa GmbH
- Günther Köhler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing alkanediols and alkanetriols having a vicinal...
- Patent number 7,385,092
- Issue date Jun 10, 2008
- Degussa AG
- Clemens Osterholt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for isolating highly pure 2-methoxypropene
- Patent number 7,208,640
- Issue date Apr 24, 2007
- Degussa AG
- Günther Köhler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salt-free preparation of cyclobutanone
- Patent number 6,958,421
- Issue date Oct 25, 2005
- Degussa AG
- Kerstin Bodmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of macrocyclic esters
- Patent number 6,121,466
- Issue date Sep 19, 2000
- Huels Aktiengesellschaft
- Clemens Osterholt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of pimelic esters
- Patent number 5,436,365
- Issue date Jul 25, 1995
- Huels Aktiengesellschaft
- Gunther Kohler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of manufacturing alkylphenyl alkyl ethers or alkylphenyl alk...
- Patent number 5,387,718
- Issue date Feb 7, 1995
- Huels Aktiengesellschaft
- Gunther Kohler
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING AMINES
- Publication number 20080281126
- Publication date Nov 13, 2008
- EVONIK DEGUSSA GmbH
- Gunther KOHLER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Fragrance composition comprising at least one ionic liquid, method...
- Publication number 20060166856
- Publication date Jul 27, 2006
- DEGUSSA AG
- Frank-Martin Petrat
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Process for preparing alkanediols and alkanetriols having a vicinal...
- Publication number 20060161025
- Publication date Jul 20, 2006
- Degussa AG
- Clemens Osterholt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Process for isolating highly pure 2-methoxypropene
- Publication number 20050245769
- Publication date Nov 3, 2005
- DEGUSSA AG
- Gunther Kohler
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salt-free preparation of cyclobutanone
- Publication number 20040254401
- Publication date Dec 16, 2004
- Degussa AG
- Kerstin Bodmann
- C07 - ORGANIC CHEMISTRY