Assignee
WORTHINGTON PUMP
10 granted patents·213 citations·filing 1976–1979
Top patents by PatentIndex Score
10 records- 0176US4239463AReciprocating plunger pump with improved liquid end valve assemblyWORTHINGTON PUMP·Filed 1978·Granted Dec 16, 1980·29 cites·9 claims
- 0275US4098558APreassembled unit or cartridge for multi-stage barrel type centrifugal pumpsWORTHINGTON PUMP·Filed 1976·Granted Jul 4, 1978·34 cites·6 claims
- 0373US4244675AMulti-stage barrel type centrifugal pump with resilient compensator means for maintaining the seals between interstage pumping assembliesWORTHINGTON PUMP·Filed 1979·Granted Jan 13, 1981·30 cites·12 claims
- 0467US4116583AMulti-purpose end casings for ring type multi-stage centrifugal pumpsWORTHINGTON PUMP·Filed 1977·Granted Sep 26, 1978·26 cites·9 claims
- 0561US4097186AMulti-stage ring type centrifugal pumps with inducer meansWORTHINGTON PUMP·Filed 1976·Granted Jun 27, 1978·18 cites·27 claims
- 0654US4037985AFlushing liquid system for the wearing ring in centrifugal pumps and the wearing ring assembly and wearing ring for use thereinWORTHINGTON PUMP·Filed 1976·Granted Jul 26, 1977·21 cites·11 claims
- 0752US4113089ASupport fixtures for preassembled unit or cartridge for multi-stage barrel type centrifugal pumpsWORTHINGTON PUMP·Filed 1977·Granted Sep 12, 1978·16 cites·2 claims
- 0841US4215976ATurbine-impeller pump for use in geothermal energy recovery systemsWORTHINGTON PUMP·Filed 1978·Granted Aug 5, 1980·16 cites·15 claims
- 0935US4111597ACentrifugal pump with centripetal inducerWORTHINGTON PUMP·Filed 1977·Granted Sep 5, 1978·12 cites·7 claims
- 1030US4079008AMixing apparatus for biochemical treatment of fluids with oxygenWORTHINGTON PUMP·Filed 1976·Granted Mar 14, 1978·11 cites·5 claims
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