Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352568 | Twin-screw machine with screws rotatable in the same direction | Martin Ullrich, Erhard Tresper | 1982-10-05 |
| 4312642 | Method for the separate discharge of the individual phase streams of a multiple phase flow | Gunter Lehr, Uwe Hucks, Hugo Vernaleken | 1982-01-26 |