Volker Ehrig

Follow

Person

Bergisch-Gladbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Phthalocyanine reactive dyestuffs, their preparation and their use...
- Patent number 4,286,962
- Issue date Sep 1, 1981
- Bayer Aktiengesellschaft
- Volker Ehrig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of quinoline derivatives
- Patent number 4,220,779
- Issue date Sep 2, 1980
- Bayer Aktiengesellschaft
- Volker Ehrig
- C07 - ORGANIC CHEMISTRY