Patent US3227620A successfully refreshed from Google Patents.
US3227620A
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Gas cooled nuclear reactor having removable fuel tube assemblies disposed in mass of granular moderator
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1963-03-14
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Granted: 1966-01-04
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Expires: 1983-03-14
Abstract
No abstract record available.
Inventors
- 👤 Cutts Burton
- 👤 Hutcheon John Malcolm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:28
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; G21C1/04; G21C1/06; G21C1/14; G21C1/16; G21C1/18; G21C1/326; G21C13/00; G21C13/08; G21C15/00; G21C15/20; G21C5/00; G21C5/14; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A HETEROGENEOUS NUCLEAR REACTOR COMPRISING A CORE TANK, A MASS OF GRANULAR MODERATOR IN THE CORE TANK, MEANS FOR RENEWAL OF THE MODERATOR BY GRANULAR FLOW, AND A LATTICE OF FUEL ELEMENTS INTERSPERSED IN THE MODERATOR MASS, EACH FUEL ELEMENT COMPRISING A REMOVABLE ASSEMBLY OF A FUEL TUBE AND FUEL RODS HOUSED IN THE FUEL TUBE, THERE BEING CLEARANCE BETWEEN THE FUEL RODS AND THE FUEL TUBE FOR PASSAGE OF A REACTOR COOLANT TO ABSTRACT HEAT FROM THE FUEL RODS.
Claim 2
Dependent Claim
80 words
A HETEROGENEOUS NUCLEAR REACTOR COMPRISING A CORE TANK, A MASS OF GRANULAR MODERATOR IN THE CORE TANK, MEANS FOR RENEWAL OF THE MODERATOR BY GRANULAR FLOW, AND A LATTICE OF FUEL ELEMENTS INTERSPERSED IN THE MODERATOR MASS, EACH FUEL ELEMENT COMPRISING A REMOVABLE ASSEMBLY OF A FUEL TUBE AND FUEL RODS HOUSED IN THE FUEL TUBE, THERE BEING CLEARANCE BETWEEN THE FUEL RODS AND THE FUEL TUBE FOR PASSAGE OF A REACTOR COOLANT TO ABSTRACT HEAT FROM THE FUEL RODS.
References Cited (Backward Citations)
US3070530A
Cited
US3034689A
Cited
FR1239599A
Cited
FR1265483A
Cited
US3088904A
Cited
US3100187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |