US3354043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel element for nuclear reactors
Assignee: Forschungszentrum Jülich
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Filing: 1966-01-03
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Granted: 1967-11-21
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Boettcher Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:03
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C3/20; G21C3/18; G21C3/42; G21C3/58; G21C3/62; G21C3/626; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING: A CARBURIZABLE-METAL SHELL COMPOSED OF STEEL, ZIRCONIUM OR A ZIRCONIUM ALLOY; A MASS OF A CARBON-CONTAINING FISSIONABLE MATERIAL OF A FISSIONABLE-ELEMENT CARBIDE WITHIN SAID SHELL; A METALLIC FILLER OF A LOW-MELTING METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM, MERCURY, BISMUTH, LEAD AND AMALGAMS AND ALLOYS THEREOF DISPOSED BETWEEN SAID MASS OF FISSIONABLE MATERIAL AND SAID SHELL; AND AT LEAST ONE METALLIC BODY OF ZIRCONIUM-CONTAINING METAL IMBEDDED IN SAID FILLER FOR LIMITING CARBURIZATION OF SAID SHELL.
Claim 2
Dependent Claim
85 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING: A CARBURIZABLE-METAL SHELL COMPOSED OF STEEL, ZIRCONIUM OR A ZIRCONIUM ALLOY; A MASS OF A CARBON-CONTAINING FISSIONABLE MATERIAL OF A FISSIONABLE-ELEMENT CARBIDE WITHIN SAID SHELL; A METALLIC FILLER OF A LOW-MELTING METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM, MERCURY, BISMUTH, LEAD AND AMALGAMS AND ALLOYS THEREOF DISPOSED BETWEEN SAID MASS OF FISSIONABLE MATERIAL AND SAID SHELL; AND AT LEAST ONE METALLIC BODY OF ZIRCONIUM-CONTAINING METAL IMBEDDED IN SAID FILLER FOR LIMITING CARBURIZATION OF SAID SHELL.
References Cited (Backward Citations)
US3085059A
Cited
US3098024A
Cited
US3108936A
Cited
US3170847A
Cited
US3168399A
Cited
US3212988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |