Tietz; Helga
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tietz; Helga.The latest application filed is for "centrifuge having a drum provided with a separator disk package".
- Tietz; Helga - Oelde DE
| Patent | Date |
|---|---|
| Centrifuge having tubular elements on an outside circumference of a disk package Grant 8,734,311 - Mackel , et al. May 27, 2 | 2014-05-27 |
| Centrifuge Having A Drum Provided With A Separator Disk Package App 20110212821 - Mackel; Wilfried ; et al. | 2011-09-01 |
| Separator having a rigidly connected stator, an elastic support and ultra sockets Grant 7,850,590 - Mackel , et al. December 14, 2 | 2010-12-14 |
| Separator With Direct Drive App 20090233780 - Mackel; Wilfried ; et al. | 2009-09-17 |
| Driving system for a separator having a centrifugal drum and a neck bearing Grant 7,090,634 - Mackel , et al. August 15, 2 | 2006-08-15 |
| Driving system for a separator App 20040192532 - Mackel, Wilfried ; et al. | 2004-09-30 |
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