Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4500350 | Disintegration of chromites | Johann-Nikolaus Meussdoerffer, Hans-Georg Nieder-Vahrenholz, Wolfgang Bockelmann | 1985-02-19 |
| 4370254 | Use of perfluoroalkane sulphonamide salts as surface active agents | Karl-Heinz Mitschke | 1983-01-25 |
| 4289646 | 1,1-Difluoro-2-chloroethylene as aerosol propellant | Karl-Heinz Mitschke | 1981-09-15 |
| 4265831 | Process for the preparation of hydroxyalkylperfluoroalkane sulphonamides | Karl-Heinz Mitschke, Klaus Geisler | 1981-05-05 |
| 4260715 | Process for the production of siliconfunctional polyorganosiloxanes | Armand de Montigny | 1981-04-07 |
| 4203914 | Silyl esters of perfluoroalkanesulphonic acid esters and a process for their preparation | Ulrich Finke, Hans-Heinrich Moretto, Helmut Vorbruggen | 1980-05-20 |