US3291697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel element for nuclear reactor
Assignee: Combustion Engineering Inc
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Filing: 1963-12-16
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Granted: 1966-12-13
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Expires: 1983-12-16
Abstract
No abstract record available.
Inventors
- 👤 Warren P Chernock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:55
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/26; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A FUEL ELEMENT FOR NUCLEAR REACTORS COMPRISING A DENSIFIED PARTICULATE MASS CONTAINED IN A HOUSING, SAID MASS HAVING PARTICLES CONTAINING DIFFERENT MATERIALS AT LEAST SOME OF WHICH CONTAIN FISSIONABLE MATERIAL, THE SIZE RANGE OF THE PARTICLES CONTAINING DIFFERENT SUCH BEING DIFFERENT, SAID PARTICLES BEING OF A MATERIAL SUCH THAT THE DIFFERENT MATERIALS MAY BE SEPRATED BY SIMPLE SCREEN PROCESS AFTER IRRADIATION OF THE FUEL ELEMENT AND THE MATERIAL THEREOF IN A NUCLEAR REACTOR.
Claim 2
Dependent Claim
73 words
A FUEL ELEMENT FOR NUCLEAR REACTORS COMPRISING A DENSIFIED PARTICULATE MASS CONTAINED IN A HOUSING, SAID MASS HAVING PARTICLES CONTAINING DIFFERENT MATERIALS AT LEAST SOME OF WHICH CONTAIN FISSIONABLE MATERIAL, THE SIZE RANGE OF THE PARTICLES CONTAINING DIFFERENT SUCH BEING DIFFERENT, SAID PARTICLES BEING OF A MATERIAL SUCH THAT THE DIFFERENT MATERIALS MAY BE SEPRATED BY SIMPLE SCREEN PROCESS AFTER IRRADIATION OF THE FUEL ELEMENT AND THE MATERIAL THEREOF IN A NUCLEAR REACTOR.
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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |