Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143673 | Process and apparatus for underwater granulation of molten thermoplastic material particularly during start-up periods | — | 1992-09-01 |
| 5029403 | Post treatment plant for plastic granules | Franz-Josef Müller, Edgar Schlipf | 1991-07-09 |
| 4984977 | Screw-type extruder having a starting valve and throttle | Wolfgang Lauser, Franz-Josef Müller, Gerhard Pfaff, Edgar Schlipf | 1991-01-15 |
| 4978369 | Process for feeding carbonaceous material into reaction spaces | Bernd Pontow, Hans-Peter Wenning, Jurgen Strecker | 1990-12-18 |
| 4973239 | Apparatus for the extraction of melt samples from a material which is liquid at an elevated temperature, but solid at ambient temperature | Heinz Herrmann | 1990-11-27 |
| 4934201 | Method and apparatus for supplying samples from a melt to a rheometer | Heinz Herrmann, Franz-Josef Müller, Hans-Jurgen Nettelnbreker, Bernhard Stöhrer | 1990-06-19 |
| 4863364 | Screw tip of an extruder screw | Franz-Josef Müller, Hans-Joachmi Samann | 1989-09-05 |
| 4354814 | Extruder with a sheet extrusion head and an associated calender | Heinz Koch | 1982-10-19 |
| 4302143 | Device for filling a container which is under pressure | Werner Wiedmann | 1981-11-24 |
| 4255161 | Apparatus for introducing solid fuels into a pressure gasification reactor | Jurgen Strecker, Werner Wiedmann, Peter Wenning | 1981-03-10 |
| 4215942 | Kneading disc for a screw extruder | Wilhelm Seufert, Gerhard Gnadig, Fritz Przybylla, Wolfgang Christen | 1980-08-05 |