Patent US2980667A successfully refreshed from Google Patents.
US2980667A
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Rotating fuel element reactor pump
Assignee: Allis Chalmers Corp
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Filing: 1958-10-31
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Granted: 1961-04-18
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Expires: 1978-10-31
Abstract
No abstract record available.
Inventors
- 👤 Chadwick A Coombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:02
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/30; G21C1/303; G21C15/00; G21C15/02; G21C15/04; G21C15/24; G21C15/243; G21C3/00; G21C3/02; G21C5/00; G21C5/02; G21C5/06; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A HETEROGENEOUS NUCLEAR REACTOR CONTAINING A MODERATING AND COOLING LIQUID, A FUEL ELEMENT COMPRISING A COIL OF FISSIONABLE MATERIAL AND WALL MEANS ASSOCIATED THEREWITH SO AS TO DEFINE A SPIRAL PASSAGE HAVING LIQUID INLET AND OUTLET OPENINGS, RESPECTIVELY, AT ITS OPPOSITE ENDS, AND MEANS MOUNTING SAID FUEL ELEMENT FOR ROTATIONAL MOVEMENT THEREOF ON THE AXIS OF SAID COIL, SAID LIQUID INLET AND OUTLET OPENINGS COMMUNICATING WITH SAID LIQUID SO THAT MOVEMENT OF SAID FUEL ELEMENT WILL CAUSE SAID LIQUID TO CIRCULATE THROUGH SAID PASSAGE.
Claim 2
Dependent Claim
85 words
IN A HETEROGENEOUS NUCLEAR REACTOR CONTAINING A MODERATING AND COOLING LIQUID, A FUEL ELEMENT COMPRISING A COIL OF FISSIONABLE MATERIAL AND WALL MEANS ASSOCIATED THEREWITH SO AS TO DEFINE A SPIRAL PASSAGE HAVING LIQUID INLET AND OUTLET OPENINGS, RESPECTIVELY, AT ITS OPPOSITE ENDS, AND MEANS MOUNTING SAID FUEL ELEMENT FOR ROTATIONAL MOVEMENT THEREOF ON THE AXIS OF SAID COIL, SAID LIQUID INLET AND OUTLET OPENINGS COMMUNICATING WITH SAID LIQUID SO THAT MOVEMENT OF SAID FUEL ELEMENT WILL CAUSE SAID LIQUID TO CIRCULATE THROUGH SAID PASSAGE.
References Cited (Backward Citations)
US2812304A
Cited
GB797608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |