US2988495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel element for nuclear reactor
Assignee: Rolls Royce PLC
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Filing: 1958-07-11
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Granted: 1961-06-13
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Expires: 1978-07-11
Abstract
No abstract record available.
Inventors
- 👤 Battle Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:04
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/36; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901; Y10S376/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING A TUBULAR CONTAINER WHICH IS OPEN AT EACH END, AND A PLURALITY OF THIN RECTANGULAR SHEETS FORMED FROM CLAD FISSIONABLE MATERIAL, EACH SHEET HAVING PARALLEL CORRUGATIONS INCLINED TO ITS LENGTHWISE AXIS AND THE SHEETS BEING STACKED WITH THE CORRUGATIONS ON ADJACENT SHEETS IN CONTACT AND RUNNING ACROSS EACH OTHER, THE STACK OF SHEETS BEING CONTAINED IN THE OPEN-ENDED TUBULAR CONTAINER, THE SPACES BETWEEN THE CORRUGATIONS OF THE SHEETS DEFINING A FLOW PATH FOR REACTOR COOLANT EXTENDING FROM ONE OPEN END OF SAID TUBULAR CONTAINER TO THE OTHER OPEN END THEREOF.
Claim 2
Dependent Claim
98 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING A TUBULAR CONTAINER WHICH IS OPEN AT EACH END, AND A PLURALITY OF THIN RECTANGULAR SHEETS FORMED FROM CLAD FISSIONABLE MATERIAL, EACH SHEET HAVING PARALLEL CORRUGATIONS INCLINED TO ITS LENGTHWISE AXIS AND THE SHEETS BEING STACKED WITH THE CORRUGATIONS ON ADJACENT SHEETS IN CONTACT AND RUNNING ACROSS EACH OTHER, THE STACK OF SHEETS BEING CONTAINED IN THE OPEN-ENDED TUBULAR CONTAINER, THE SPACES BETWEEN THE CORRUGATIONS OF THE SHEETS DEFINING A FLOW PATH FOR REACTOR COOLANT EXTENDING FROM ONE OPEN END OF SAID TUBULAR CONTAINER TO THE OTHER OPEN END THEREOF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |