Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374716 | Process for the production of surface active alkyl glycosides | Manfred Biermann, Karlheinz Hill, Rainer Eskuchen, Josef Wollmann, Andreas Bruns +4 more | 1994-12-20 |
| 5318709 | Process for the production of surfactant mixtures based on ether sulfonates and their use | Rainer Eskuchen, Bernd Richter | 1994-06-07 |
| 5312974 | Process for the production of light-colored lower alkane-sulfonic acids, more particularly methanesulfonic acid | Rainer Eskuchen, Christoph Lohr | 1994-05-17 |
| 5292940 | Process for the preparation of alkali metal salts of ether-carboxylic acids | Franz-Josef Carduck, Harald Liebs | 1994-03-08 |