Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5588806 | Liquid ring machine and process for operating it | Peter Trimborn | 1996-12-31 |
| 5244352 | Multi-stage vacuum pump installation | — | 1993-09-14 |
| 5169502 | Installation for processing liquids | — | 1992-12-08 |
| 4484457 | Liquid-ring vacuum pump preceded by a precompressor | — | 1984-11-27 |
| 4225288 | Pump set comprising a liquid ring vacuum pump preceeded by a compressor | Bodo Nagel | 1980-09-30 |