Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6083350 | System for treatment of waste paper having a pulping drum and a perforated sorting area | — | 2000-07-04 |
| 6000640 | Process and device for the decomposition of fibrous materials | Wolfgang Muller, Andreas Steidele, Klaus Steinbild | 1999-12-14 |