Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7815421 | Channel form for a rotating pressure exchanger | Stephan Bross | 2010-10-19 |
| 7600535 | Valve unit for pressure exchanger installations | Sven Baumgarten, Stephan Bross, Bernhard Brecht, Uwe Bruhns, Stefan Flak +3 more | 2009-10-13 |
| 7377744 | Multistage centrifugal pump | Joerg Urban, Bernhard Brecht, Stephan Scharpf | 2008-05-27 |
| 7168927 | Pressure exchanger system | Fred Brueckmann, Wiltrud Knoebl, Uwe Bruhns | 2007-01-30 |
| 7152620 | Flow-reversing valve | Sven Baumgarten, Stephen Bross, Bernhard Brecht, Uwe Bruhns, Mogens Ellegaard +3 more | 2006-12-26 |
| 6343909 | Centrifugal pump | Peer Springer, Christian Haag, Thomas Pensler | 2002-02-05 |
| 6042332 | Housing part for a propeller pump | Ruediger Hamann, Walter Ryborz | 2000-03-28 |
| 5605434 | Impeller having transport elements disposed on a pressure side of a cover disk for a centrifugal pump for dirty liquids | Christian Haag, Christoph Jaeger, Thomas Pensler, Rolf Witzel | 1997-02-25 |