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US3207697A
Expired / Lapsed
US
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High-temperature nuclear fuel structures and their production
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1962-03-14
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Granted: 1965-09-21
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Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 Benesovsky Friedrich
- 👤 Rudy Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:03
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/64; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A HIGH TEMPERATURE MATERIAL CHARACTERIZED BY ITS HIGH STABILITY AND RESISTANCE TO REDUCTION IN A CARBON RICH ENVIRONMENT CONSISTING ESSENTIALLY OF A MONOCARBIDE OF AT LEAST ONE NUCLEAR FUEL METAL CARBIDE, A METAL CARBIDE, AND CARBON, SAID CARBIDE OF A NUCLEAR FUEL METAL AND SAID METAL CARBIDE BEING PRESENT IN PROPORTIONS SUCH THAT THE NUCLEAR FUEL METAL CARBIDE CONTENT OF THE PSEUDO BINARY MIXED CRYSTALS IS 0.5-30 MOL PERCENT AND THE METAL CARBIDE IS SELECTED FROM THE GROUP CONSISTING OF ZIRCONIUM CARBIDE, NIOBIUM CARBIDE, AND MIXTURES THEREOF.
Claim 2
Dependent Claim
87 words
A HIGH TEMPERATURE MATERIAL CHARACTERIZED BY ITS HIGH STABILITY AND RESISTANCE TO REDUCTION IN A CARBON RICH ENVIRONMENT CONSISTING ESSENTIALLY OF A MONOCARBIDE OF AT LEAST ONE NUCLEAR FUEL METAL CARBIDE, A METAL CARBIDE, AND CARBON, SAID CARBIDE OF A NUCLEAR FUEL METAL AND SAID METAL CARBIDE BEING PRESENT IN PROPORTIONS SUCH THAT THE NUCLEAR FUEL METAL CARBIDE CONTENT OF THE PSEUDO BINARY MIXED CRYSTALS IS 0.5-30 MOL PERCENT AND THE METAL CARBIDE IS SELECTED FROM THE GROUP CONSISTING OF ZIRCONIUM CARBIDE, NIOBIUM CARBIDE, AND MIXTURES THEREOF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |