Max Glass

Follow

Person

Cologne, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of sulphoalkyl quaternary salts
- Patent number 4,539,408
- Issue date Sep 3, 1985
- Agfa-Gevaert Aktiengesellschaft
- Helmut Kampfer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of N-sulfoalkyl quaternary salts of nit...
- Patent number 4,504,668
- Issue date Mar 12, 1985
- Agfa-Gevaert Aktiengesellschaft
- Helmut Kampfer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of sulphoalkyl quaternary salts
- Patent number 4,308,390
- Issue date Dec 29, 1981
- Agfa-Gevaert Aktiengesellschaft
- Helmut Kampfer
- C07 - ORGANIC CHEMISTRY