Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605445 | Liquid ring machine having a relief passage for excess liquid | — | 1997-02-25 |
| 5588806 | Liquid ring machine and process for operating it | Kurt-Willy Mugele | 1996-12-31 |
| 5211543 | Liquid-ring pump with pressure chamber valve plate | Robert Siebenwurst | 1993-05-18 |
| 5073089 | Liquid-ring compressor | — | 1991-12-17 |
| 5009782 | Liquid separator integrated into a pressure chamber housing abutting a liquid ring pump | — | 1991-04-23 |
| 4817265 | Method for the manufacture of a control disc or a control shield for a liquid-ring machine | — | 1989-04-04 |
| 4756672 | Liquid-ring pump with maintenance of liquid level | — | 1988-07-12 |
| 4755107 | Liquid-ring pump having additional openings in control disc for warm and cold liquid | — | 1988-07-05 |