Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707489 | Processing wastepaper containing waxes, hot melts and adhesives | Michael Von Grumbkow | 1998-01-13 |
| 5649371 | Dry unit of a dry end of a machine for producing material webs | Hans Loser, Thomas Elenz, Albrecht Meinecke | 1997-07-22 |
| 5358185 | Method of digesting waste paper | — | 1994-10-25 |
| 4646979 | Apparatus for cleaning fibrous suspensions | Walter Musselmann | 1987-03-03 |
| 4641790 | System for wastepaper processing using a wash filter | Walter Musselmann | 1987-02-10 |