US3947320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel container of highly-enriched uranium bodies and sodium
Assignee: Energy Research and Development Administration ERDA
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Filing: 1953-04-01
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Granted: 1976-03-30
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Expires: 1973-04-01
Abstract
Abstract A fuel element comprises highly a enriched uranium bodies coated with a nonfissionable, corrosion resistant material. A plurality of these bodies are disposed in layers, with sodium filling the interstices therebetween. The entire assembly is enclosed in a fluid-tight container of nickel.
Inventors
- 👤 Walter H. Zinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 00:49
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/16; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A fuel element for a neutronic reactor comprising a cylindrical fluid-tight container of nickel, a plurality of solid substantially spherical bodies of uranium containing about 93.5% U 235 within the container a coating of nonfissionable, corrosion-resistant material covering each body, the bodies having substantially equal diameters, the diameter of the container being an odd multiple of the diameter of the bodies, the bodies being disposed in layers between the ends of the container each layer having a central body with two orbits about it, the inner orbit having six bodies and the outer orbit having twelve bodies, and sodium within the container, the sodium and the uranium bodies entirely filling the container.
Claim 2
Dependent Claim
112 words
A fuel element for a neutronic reactor comprising a cylindrical fluid-tight container of nickel, a plurality of solid substantially spherical bodies of uranium containing about 93.5% U 235 within the container a coating of nonfissionable, corrosion-resistant material covering each body, the bodies having substantially equal diameters, the diameter of the container being an odd multiple of the diameter of the bodies, the bodies being disposed in layers between the ends of the container each layer having a central body with two orbits about it, the inner orbit having six bodies and the outer orbit having twelve bodies, and sodium within the container, the sodium and the uranium bodies entirely filling the container.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-30 | 1979-09-29 | 1980-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-30 | 1983-09-29 | 1984-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-30 | 1987-09-29 | 1988-03-30 | $7700.00 | Window Closed / Lapsed |