Jens Herwig

Person

Cologhe, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for isolating cyclopentane and/or cyclopentene
- Patent number 6,468,399
- Issue date Oct 22, 2002
- BP Koln GmbH
- Arnd Stüwe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for isolating cyclopentane and/or cyclopentene
- Patent number 6,264,799
- Issue date Jul 24, 2001
- EC Erdolchemie GmbH
- Arnd Stüwe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of 1, 2-butadiene
- Patent number 6,175,049
- Issue date Jan 16, 2001
- EC Erdolchemie GmbH
- Arnd Stuwe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for oligomerizing I-butene comprising hydroisomerizing port...
- Patent number 5,789,643
- Issue date Aug 4, 1998
- EC Erdolchemie GmbH
- Jens Herwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for reactivating ammoxidation catalysts
- Patent number 5,378,668
- Issue date Jan 3, 1995
- EC Erdolchemie GmbH
- Brigitte Beuke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the removal of ammonium sulphate from tarrich waste str...
- Patent number 5,141,732
- Issue date Aug 25, 1992
- EC Erdolchemie GmbH
- Hans-Jurgen Haardt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purifying acrylonitrile effluent
- Patent number 5,091,093
- Issue date Feb 25, 1992
- EC Erdolchemie GmbH
- Jens Herwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of ethylene/acrylonitrile copolymers, n...
- Patent number 5,036,149
- Issue date Jul 30, 1991
- Bayer Aktiengesellschaft
- Werner Obrecht
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Paint resin and its use for powder coating
- Patent number 4,910,046
- Issue date Mar 20, 1990
- EC Erdolchemie GmbH
- Jens Herwig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ionomer-modified polyethylene as film material
- Patent number 4,882,393
- Issue date Nov 21, 1989
- EC Erdoelchemie GmbH
- Jens Herwig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymers containing ethylene and .alpha.-cyanoacrylates
- Patent number 4,783,515
- Issue date Nov 8, 1988
- Bayer Aktiengesellschaft
- Helmut Waniczek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of pure alkyl tert-alkyl ethers and hyd...
- Patent number 4,504,688
- Issue date Mar 12, 1985
- EC Erdolchemie GmbH
- Jens Herwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of pure tert.-olefins
- Patent number 4,409,421
- Issue date Oct 11, 1983
- EC Erdolchemie GmbH
- Jens Herwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of tertiary olefins and n-alkanols
- Patent number 4,371,725
- Issue date Feb 1, 1983
- EC Erdolchemie GmbH
- Jens Herwig
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for isolating cyclopentane and/or cyclopentene
- Publication number 20010020580
- Publication date Sep 13, 2001
- EC Erdolchemic GmbH, corporation of Germany
- Arnd Stuwe
- C07 - ORGANIC CHEMISTRY

Jens Herwig

Person

Patents Grantslast 30 patents

Process for isolating cyclopentane and/or cyclopentene

Process for isolating cyclopentane and/or cyclopentene

Process for the production of 1, 2-butadiene

Process for oligomerizing I-butene comprising hydroisomerizing port...

Process for reactivating ammoxidation catalysts

Process for the removal of ammonium sulphate from tarrich waste str...

Process for purifying acrylonitrile effluent

Process for the preparation of ethylene/acrylonitrile copolymers, n...

Paint resin and its use for powder coating

Ionomer-modified polyethylene as film material

Copolymers containing ethylene and .alpha.-cyanoacrylates

Process for the preparation of pure alkyl tert-alkyl ethers and hyd...

Process for the preparation of pure tert.-olefins

Process for the preparation of tertiary olefins and n-alkanols

Patents Applicationslast 30 patents

Process for isolating cyclopentane and/or cyclopentene