Franz-Ulrich Von Gehlen

Follow

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing aromatic amines
- Patent number 9,067,864
- Issue date Jun 30, 2015
- Bayer MaterialScience AG
- Knut Sommer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing aniline
- Patent number 7,692,042
- Issue date Apr 6, 2010
- Bayer MaterialScience AG
- Markus Dugal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the working-up of waste waters containing aromatic nitr...
- Patent number 7,344,650
- Issue date Mar 18, 2008
- Bayer MaterialScience AG
- Thomas Knauf
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for the production of nitrobenzene
- Patent number 7,326,816
- Issue date Feb 5, 2008
- Bayer MaterialScience AG
- Thomas Knauf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing aromatic amines by gaseous phase hydrogenation
- Patent number 6,043,394
- Issue date Mar 28, 2000
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for the production of nitrobenzene
- Publication number 20070249873
- Publication date Oct 25, 2007
- Thomas Knauf
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing aniline
- Publication number 20070238901
- Publication date Oct 11, 2007
- Markus Dugal
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing aniline
- Publication number 20070203364
- Publication date Aug 30, 2007
- Markus Dugal
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the working-up of waste waters containing aromatic nitr...
- Publication number 20050224424
- Publication date Oct 13, 2005
- Bayer MaterialScience AG
- Thomas Knauf
- C07 - ORGANIC CHEMISTRY