Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695327 | Sealing, mounting and drive of the rotors of a dry-running screw compressor | Manfred Heinen | 1997-12-09 |
| 5599176 | Threaded-rotor compressor | — | 1997-02-04 |
| 4447063 | Shaft seal with positively magnetically controlled sealing gap | Joachim Kotzur, Rolf Albers, Emil Aschenbruck, Gunter Neuhaus | 1984-05-08 |