Patent US3070538A successfully refreshed from Google Patents.
US3070538A
Expired / Lapsed
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Fuel assay reactor
Assignee: Individual
•
Filing: 1961-05-19
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Granted: 1962-12-25
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Expires: 1981-05-19
Abstract
No abstract record available.
Inventors
- 👤 Bernard I Spinrad
- 👤 Henry A Sandmeier
- 👤 Frederick H Martens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:42
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/30; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A NUCLEAR REACTOR HAVING MAXIMUM SENSITIVITY TO PERTURBATIONS COMPRISING A CORE CONSISTING OF A HORIZONTALLY DISPOSED, RECTANGULAR, ANNULAR FUEL ZONE CONTAINING ENRICHED URANIUM DIOXIDE DISPERESED IN GRAPHITE, THE CONCENTRATION OF URANIUM DIOXIDE INCREASING FROM THE OUTSIDE TO THE INSIDE OF THE FUEL ZONE, AN INTERNAL REFLECTOR OF GRAPHITE CONTAINING AN AXIAL TEST OPENING DISPOSED WITHIN THE FUEL ZONE, AN EXTERNAL GRAPHITE REFLECTOR, MEANS FOR
Claim 2
Dependent Claim
64 words
A NUCLEAR REACTOR HAVING MAXIMUM SENSITIVITY TO PERTURBATIONS COMPRISING A CORE CONSISTING OF A HORIZONTALLY DISPOSED, RECTANGULAR, ANNULAR FUEL ZONE CONTAINING ENRICHED URANIUM DIOXIDE DISPERESED IN GRAPHITE, THE CONCENTRATION OF URANIUM DIOXIDE INCREASING FROM THE OUTSIDE TO THE INSIDE OF THE FUEL ZONE, AN INTERNAL REFLECTOR OF GRAPHITE CONTAINING AN AXIAL TEST OPENING DISPOSED WITHIN THE FUEL ZONE, AN EXTERNAL GRAPHITE REFLECTOR, MEANS FOR
References Cited (Backward Citations)
US2865826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |