Gertrud Wick

Person

Darmstadt, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Stable enzymatic aqueous liquid composition for the production of l...
- Patent number 5,710,040
- Issue date Jan 20, 1998
- Roehm GmbH Chemische Fabrik
- Juergen Christner
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Method for the enzymatic liming of skins and hides
- Patent number 5,525,509
- Issue date Jun 11, 1996
- Rohm GmbH
- Juergen Christner
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Method for liming hides and skins
- Patent number 5,508,195
- Issue date Apr 16, 1996
- Rohm GmbH
- Juergen Christner
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Tanning agent containing a dialdehyde
- Patent number 5,505,864
- Issue date Apr 9, 1996
- Rohm GmbH
- Harald Bauer
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Method of preparing leather from unhaired hides
- Patent number 5,492,539
- Issue date Feb 20, 1996
- Rohm GmbH
- Harald Bauer
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Method for the wet degreasing of hide and skin stock
- Patent number 4,968,621
- Issue date Nov 6, 1990
- Rohm GmbH
- Ernst Pfleiderer
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Acrylate tanning agent
- Patent number 4,961,750
- Issue date Oct 9, 1990
- Rohm GmbH
- Juergen Christner
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Enzymatic unhairing method
- Patent number 4,636,222
- Issue date Jan 13, 1987
- Rohm GmbH
- Ernst Pfleiderer
- C14 - SKINS HIDES PELTS LEATHER

Gertrud Wick

Person

Patents Grantslast 30 patents

Stable enzymatic aqueous liquid composition for the production of l...

Method for the enzymatic liming of skins and hides

Method for liming hides and skins

Tanning agent containing a dialdehyde

Method of preparing leather from unhaired hides

Method for the wet degreasing of hide and skin stock

Acrylate tanning agent

Enzymatic unhairing method