Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338112 | Process and apparatus for two stage treatment of plastic materials | Hellmut Boden, Eberhard Uhland | 1994-08-16 |
| 5335991 | Plastic melt extruder having an adjustable throttling gap of non-uniform width | — | 1994-08-09 |
| 5318358 | Screw kneader for plastic material having a controlling mixing section | Eberhard Uhland | 1994-06-07 |