Patent US6277139B1 successfully refreshed from Google Patents.
US3009867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling of nuclear reactors
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1958-06-24
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Granted: 1961-11-21
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Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 Kinsey Richard Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:13
CPC Classifications
G; G21; G21C; G21C11/00; G21C11/02; G21C15/00; G21C15/02; G21C15/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
132 words
IN A NUCLEAR REACTOR INSTALLATION HAVING A REACTOR CORE SUPPORTED IN A SEALED CORE VESSEL AND HAVING MEANS FOR CAUSING A HEAT TRANSFER FLUID TO FLOW THROUGH THE CORE TO REMOVE HEAT THEREFROM, A RADIATION SHIELD DEFINING WITH THE CORE VESSEL FLUID FLOW PATHS UNDER SAID VESSEL AND FLUID FLOW PATHS ALONG THE SIDE WALLS OF SAID VESSEL, FLUID FLOW CHANNELS PENETRATING SAID SHIELD IN UPPER AND LOWER REGIONS THEREOF, AND A GAS FILLED CONTAINMENT VESSEL FOR SAID RADIATION SHIELD, CORE VESSEL AND CORE DEFINING VOIDS BETWEEN ITS INNER SURFACE AND THE SHIELD FOR GAS FLOW FROM SAID FLUID FLOW CHANNELS IN THE UPPER REGIONS OF THE SHIELD TO SAID FLUID FLOW CHANNELS IN THE LOWER REGION OF THE SHIELD, THE CONTAINMENT VESSEL HAVING ITS OUTER SURFACE EXPOSED TO THE FREE ATMOSPHERE.
Claim 2
Dependent Claim
132 words
IN A NUCLEAR REACTOR INSTALLATION HAVING A REACTOR CORE SUPPORTED IN A SEALED CORE VESSEL AND HAVING MEANS FOR CAUSING A HEAT TRANSFER FLUID TO FLOW THROUGH THE CORE TO REMOVE HEAT THEREFROM, A RADIATION SHIELD DEFINING WITH THE CORE VESSEL FLUID FLOW PATHS UNDER SAID VESSEL AND FLUID FLOW PATHS ALONG THE SIDE WALLS OF SAID VESSEL, FLUID FLOW CHANNELS PENETRATING SAID SHIELD IN UPPER AND LOWER REGIONS THEREOF, AND A GAS FILLED CONTAINMENT VESSEL FOR SAID RADIATION SHIELD, CORE VESSEL AND CORE DEFINING VOIDS BETWEEN ITS INNER SURFACE AND THE SHIELD FOR GAS FLOW FROM SAID FLUID FLOW CHANNELS IN THE UPPER REGIONS OF THE SHIELD TO SAID FLUID FLOW CHANNELS IN THE LOWER REGION OF THE SHIELD, THE CONTAINMENT VESSEL HAVING ITS OUTER SURFACE EXPOSED TO THE FREE ATMOSPHERE.
Claim 3
Dependent Claim
50 words
A NUCLEAR REACTOR INSTALLATION AS CLAIMED IN CLAIM 1 WHEREIN SAID RADIATION SHIELD HAS A PERIPHERAL SEAL WITH THE INNER SURFACE OF THE CONTAINMENT VESSEL TO DIVIDE SAID CONTAINMENT VESSEL INTO UPPER AND LOWER PARTS SEALED FROM ONE ANOTHER, THE LOWER PART CONTAINING THE RADIATION SHIELD, CORE VESSEL AND CORE.
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) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |