US3697374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gradient-type nuclear fuel plate
Assignee: United States Atomic Energy Commission
•
Filing: 1970-11-03
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Granted: 1972-10-10
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Expires: 1990-11-03
Abstract
Abstract GRADIENT-TYPE NECLEAR FUEL PLATES EXHIBITING MINIMAL BLISTER FORMATION ARE PROVIDED BY INTRODUCING AN INERT CERAMIC DISPERSOID INTO THE FILLER MATERIAL OF THE FUEL PLATE, SAID DISPERSOID PROVIDING A VOID VOLUME OF BETWEEN ABOUT ABOUT 2-4 VOLUME PERCENT IN SAID FILLER MATERIAL. IN ONE EMBODIMENT A GRADIENT-TYPE NUCLEAR FUEL PLATE COMPRISING AN ALUMINUM-BASE DISPERSION FUEL CLAD WITH ALUMINUM METAL IS PREPARED WHEREIN THE DISPERSOID IS ALPHA-PHASE AL2O3.
Inventors
- 👤 Rodney W Knight
- 👤 Melvin M Martin
- 👤 William R Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:22
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C3/20; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |