Hans-Gunter Frohlen

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing dimethyl propanephosphonate
- Patent number 7,119,220
- Issue date Oct 10, 2006
- Bayer Aktiengesellschaft
- Jan-Gerd Hansel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Flameproofed non-drip polyamide molding compounds
- Patent number 5,242,960
- Issue date Sep 7, 1993
- Bayer Aktiengesellschaft
- Edgar Ostlinning
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of organooxychlorosilanes
- Patent number 4,855,473
- Issue date Aug 8, 1989
- Bayer Aktiengesellschaft
- Thomas Wurminghausen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of alkoxysilanes
- Patent number 4,762,938
- Issue date Aug 9, 1988
- Bayer Aktiengesellschaft
- Hans G. Frohlen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of alkane phosphonic and phosphinic acid aryl esters
- Patent number 4,377,537
- Issue date Mar 22, 1983
- Bayer Aktiengesellschaft
- Hans-Dieter Block
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing dimethyl propanephoshonate
- Publication number 20030162988
- Publication date Aug 28, 2003
- Jan-Gerd Hansel
- C07 - ORGANIC CHEMISTRY