Patent US3287093A successfully refreshed from Google Patents.
US3287093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor fuel material and a method of preparing the same
Assignee: Individual
•
Filing: 1965-08-06
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Granted: 1966-11-22
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Expires: 1985-08-06
Abstract
No abstract record available.
Inventors
- 👤 Paul A Nelson
- 👤 Martin G Chasanov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:42
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/44; G21C3/52; C; C01; C01B; C01B21/00; C01B21/06; C01B21/0615; C01B21/063; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD FOR MAKING A REACTOR FUEL COMPRISING FORMING METALLIC URANIUM INTO -14 +25 MESH SHOT, NITRIDING THE SURFACE OF SAID SHOT AT 700 TO 100*C. FOR ONE TO TWO HOURS TO CONVERT 50 TO 80% OF THE URANIUM TO URANIUM MONONITRIDE, GRADUALLY INCREASING THE TEMPERATURE PAST THE MELTING POINT OF URANIUM, AND NITRIDING THE REMAINDER OF THE URANIUM AT 1250 TO 1350*C. TO PRODUCE A RELATIVELY VOID-FREE STOICHIOMETRIC URANIUM NITRIDE SHOT.
Claim 2
Independent Claim
72 words
A METHOD FOR MAKING A REACTOR FUEL COMPRISING FORMING METALLIC URANIUM INTO -14 +25 MESH SHOT, NITRIDING THE SURFACE OF SAID SHOT AT 700 TO 100*C. FOR ONE TO TWO HOURS TO CONVERT 50 TO 80% OF THE URANIUM TO URANIUM MONONITRIDE, GRADUALLY INCREASING THE TEMPERATURE PAST THE MELTING POINT OF URANIUM, AND NITRIDING THE REMAINDER OF THE URANIUM AT 1250 TO 1350*C. TO PRODUCE A RELATIVELY VOID-FREE STOICHIOMETRIC URANIUM NITRIDE SHOT.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |