US3141828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor equipment
Assignee: General Electric Co
•
Filing: 1958-11-26
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Granted: 1964-07-21
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Expires: 1978-11-26
Abstract
No abstract record available.
Inventors
- 👤 Leopold A Steinert
- 👤 Robert H Dempsey
- 👤 Philip M Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:43
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/30; G21C1/04; G21C1/06; G21C1/14; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A NUCLEAR REACTOR APPARATUS WHICH COMPRISES A BIOLOGICAL SHIELD STRUCTURE CLOSED AT THE SIDES AND BOTTOM PROVIDING THEREIN A POOL CHAMBER HAVING AN UPPER END, A POOL OF WATER DISPOSED IN AND SUBSTANTIALLY FILLING SAID POOL CHAMBER AND HAVING AN UPPER SURFACE EXPOSED TO THE ATMOSPHERE, A CONTROLLED NUCLEAR CHAIN REACTING CORE ASSEMBLY IMMERSED IN SAID POOL, HOLLOW TUBULAR MEANS OPEN AT THE UPPER END AND PARTIALLY ENCLOSING SAID CORE ASSEMBLY AND EXTENDING UPWARDLY THROUGH SAID POOL TO A POINT ADJACENT THE UPPER SURFACE OF SAID POOL, SAID TUBULAR MEANS BEING PROVIDED WITH A SEALABLE OPENING EXTENDING ALONG SAID HOLLOW TUBULAR MEANS SUBSTANTIALLY THROUGHOUT THE ENTIRE LENGTH BETWEEN THE UPPER END OF SAID CORE ASSEMBLY AND THE SURFACE OF SAID POOL, DOOR MEANS ADAPTED TO CLOSE SAID SEALABLE OPENING, BAFFLE MEANS DISPOSED WITHIN AND EXTENDING ACROSS SAID HOLLOW TUBULAR MEANS AT A POINT ABOVE THE UPPER END OF SAID CORE ASSEMBLY AND BELOW THE SURFACE OF SAID POOL, AND MEANS CONNECTING A COOLANT CIRCULATING SYSTEM TO SAID HOLLOW TUBULAR MEANS, SAID REACTOR APPARATUS PROVIDING A COOLANT FLOW THROUGH SAID
Claim 2
Dependent Claim
179 words
A NUCLEAR REACTOR APPARATUS WHICH COMPRISES A BIOLOGICAL SHIELD STRUCTURE CLOSED AT THE SIDES AND BOTTOM PROVIDING THEREIN A POOL CHAMBER HAVING AN UPPER END, A POOL OF WATER DISPOSED IN AND SUBSTANTIALLY FILLING SAID POOL CHAMBER AND HAVING AN UPPER SURFACE EXPOSED TO THE ATMOSPHERE, A CONTROLLED NUCLEAR CHAIN REACTING CORE ASSEMBLY IMMERSED IN SAID POOL, HOLLOW TUBULAR MEANS OPEN AT THE UPPER END AND PARTIALLY ENCLOSING SAID CORE ASSEMBLY AND EXTENDING UPWARDLY THROUGH SAID POOL TO A POINT ADJACENT THE UPPER SURFACE OF SAID POOL, SAID TUBULAR MEANS BEING PROVIDED WITH A SEALABLE OPENING EXTENDING ALONG SAID HOLLOW TUBULAR MEANS SUBSTANTIALLY THROUGHOUT THE ENTIRE LENGTH BETWEEN THE UPPER END OF SAID CORE ASSEMBLY AND THE SURFACE OF SAID POOL, DOOR MEANS ADAPTED TO CLOSE SAID SEALABLE OPENING, BAFFLE MEANS DISPOSED WITHIN AND EXTENDING ACROSS SAID HOLLOW TUBULAR MEANS AT A POINT ABOVE THE UPPER END OF SAID CORE ASSEMBLY AND BELOW THE SURFACE OF SAID POOL, AND MEANS CONNECTING A COOLANT CIRCULATING SYSTEM TO SAID HOLLOW TUBULAR MEANS, SAID REACTOR APPARATUS PROVIDING A COOLANT FLOW THROUGH SAID
References Cited (Backward Citations)
US2816068A
Cited
US2857324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |