Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8022338 | Heating element for a filter press | Lothar Kuffel, Johann Zeller | 2011-09-20 |
| 6387282 | Method of drying a filter cake and a press for carrying out the method | Franz Heckl, Manfred Weiler, Qian Zhu, Mathias Zick | 2002-05-14 |