Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110284 | Wear-resistant housing for an extrusion device | Arnold Aschemann | 1992-05-05 |
| 5044757 | Extrusion device for incorporating additives | — | 1991-09-03 |
| 4940329 | Degassing extruder | — | 1990-07-10 |
| 4897236 | Method and apparatus for the continuous manufacture of rubber or polymer-based mixtures containing additives | Norbert Rabiger | 1990-01-30 |
| 4786180 | Back-pressure bearing arrangement for twin-screw extrusion devices | Siegfried Chszaniecki | 1988-11-22 |
| 4550002 | Method and apparatus for achieving optimum discharge from a twin-screw extrusion device | Eberhard Uhland, Claus-Heinrich Wente | 1985-10-29 |
| 4299358 | Method and apparatus for the automatic sidewise insertion of cores in winding machines | Hartmut Dropczynski | 1981-11-10 |
| 4298322 | Venting means for screw extruders | Dietmar Anders | 1981-11-03 |