Patent US3932938A successfully refreshed from Google Patents.
Patent US3357889A successfully refreshed from Google Patents.
US3357889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid moderated, liquid cooled nuclear reactor installation
Assignee: General Electric Canada Co
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Filing: 1965-08-02
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Granted: 1967-12-12
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Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Blackburn Robert William
- 👤 Brown William Marriott
- 👤 Adams Edward James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:09
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/14; G21C1/16; G21C1/18; G21C1/20; G21C7/00; G21C7/26; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A LIQUID MODERATED, LIQUID COOLED NUCLEAR REACTOR INSTALLATION COMPRISING A CLOSED VESSEL DIVIDED BY TRANSVERSE WALL MEANS INTO AN UPPER CALANDRIA PORTION AND A LOWER MODERATOR DUMP TANK PORTION; A NUCLEAR CHAIN REACTION ASSEMBLY LOCATED WITHIN SAID CALANDRIA PORTION INCLUDING A PLURALITY OF INDIVIDUAL CALANDRIA FUEL TUBES EACH HAVING AT LEAST ONE END THEREOF EXTENDING FROM SAID CALANDRIA PORTION TO THE OUTSIDE OF THE VAULT THROUGH A WINDOW PLATE MOUNTED IN SEALING RELATION WITH ADJACENT WALL PORTIONS OF THE VAULT, THE OUTER PERIPHERY OF EACH SAID TUBE BEING SEALINGLY ATTACHED TO SAID WINDOW PLATE; INTEGRAL MODERATOR DUMP PORT STRUCTURE IN SAID TRANSVERSE WALL MEANS FOR HOLDING LIQUID MODERATOR IN SAID CALANDRIA BY MEANS OF GAS UNDER PRESSURE IN SAID DUMP TANK, AND ALLOWING MODERATOR TO FLOW FREELY FROM SAID CALANDRIA INTO SAID DUMP TANK ON DECREASE IN THE PRESSURE OF THE HOLDING GAS; A WATER FILLED VAULT SURROUNDING SAID VESSEL TO PROVIDE
Claim 2
Dependent Claim
152 words
A LIQUID MODERATED, LIQUID COOLED NUCLEAR REACTOR INSTALLATION COMPRISING A CLOSED VESSEL DIVIDED BY TRANSVERSE WALL MEANS INTO AN UPPER CALANDRIA PORTION AND A LOWER MODERATOR DUMP TANK PORTION; A NUCLEAR CHAIN REACTION ASSEMBLY LOCATED WITHIN SAID CALANDRIA PORTION INCLUDING A PLURALITY OF INDIVIDUAL CALANDRIA FUEL TUBES EACH HAVING AT LEAST ONE END THEREOF EXTENDING FROM SAID CALANDRIA PORTION TO THE OUTSIDE OF THE VAULT THROUGH A WINDOW PLATE MOUNTED IN SEALING RELATION WITH ADJACENT WALL PORTIONS OF THE VAULT, THE OUTER PERIPHERY OF EACH SAID TUBE BEING SEALINGLY ATTACHED TO SAID WINDOW PLATE; INTEGRAL MODERATOR DUMP PORT STRUCTURE IN SAID TRANSVERSE WALL MEANS FOR HOLDING LIQUID MODERATOR IN SAID CALANDRIA BY MEANS OF GAS UNDER PRESSURE IN SAID DUMP TANK, AND ALLOWING MODERATOR TO FLOW FREELY FROM SAID CALANDRIA INTO SAID DUMP TANK ON DECREASE IN THE PRESSURE OF THE HOLDING GAS; A WATER FILLED VAULT SURROUNDING SAID VESSEL TO PROVIDE
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) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |