Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333884 | Production of acetic anhydride | Hans-Klaus Kubbeler, Klaus Gehrmann, Klaus Schmitz | 1982-06-08 |
| 4319038 | Production of 1,1-diacetoxyethane | Hans-Klaus Kubbeler, Klaus Gehrmann, George Kohl | 1982-03-09 |
| 4308175 | Carrier-supported catalyst and process for making it | Klaus Gehrmann, Herbert Joest | 1981-12-29 |
| 4280009 | Continuous production of 2-ethyl-hexyl acrylate free from dioctylether | Klaus Guhrmann, Herbert Joest | 1981-07-21 |
| 4280010 | Continuous production of alkyl acrylates free from ether | Klaus Gehrmann, Hans-Klaus Kubbeler, Winfried Lork | 1981-07-21 |
| 4260520 | Carrier-supported catalyst and process for making it | Klaus Gehrmann, Herbert Joest | 1981-04-07 |
| 4252983 | Production of acetic anhydride and acetic acid from acetaldehyde | Klaus Gehrmann, Alfred Hauser, Kurt Karrenbauer, Winfried Lork | 1981-02-24 |