Catterfeld; Fritz C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Catterfeld; Fritz C..The latest application filed is for "sealed and balanced motor and fluid pump system".
- Catterfeld; Fritz C. - Canoga Park CA
| Patent | Date |
|---|---|
| Sealed and balanced motor and fluid pump system Grant 4,644,202 - Kroy , et al. February 17, 1 | 1987-02-17 |
| Integrated dual pump system Grant 4,644,207 - Catterfeld , et al. February 17, 1 | 1987-02-17 |
| Axial slurry pump Grant 4,443,152 - Wong , et al. April 17, 1 | 1984-04-17 |
| Composite centrifugal impeller for slurry pumps Grant 4,428,717 - Catterfeld January 31, 1 | 1984-01-31 |
| Hydrostatic seal for centrifugal pumps Grant 4,199,152 - Catterfeld April 22, 1 | 1980-04-22 |
| Self-propelled deep well turbine drill Grant 4,060,141 - Catterfeld November 29, 1 | 1977-11-29 |
| Integrated nozzle and steering mechanism for waterjets Grant 3,946,556 - Catterfeld March 30, 1 | 1976-03-30 |
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