Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4427552 | Method of automatically controlling a continuously operating pressure filter | Jurg Lieberherr, Felix Trachsel, Ludwig Huser | 1984-01-24 |
| 4217226 | Pusher centrifuge | Yves Kampeen, Bernd Hoppe | 1980-08-12 |