Patent US2344454A successfully refreshed from Google Patents.
US3074874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactors
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1958-05-06
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Granted: 1963-01-22
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Expires: 1978-05-06
Abstract
No abstract record available.
Inventors
- 👤 Grenon Michel
- 👤 Berthod Louis
- 👤 Halbronn Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:36
CPC Classifications
G; G21; G21C; G21C15/00; G21C15/16; G01; G01G; G01G1/00; G01G1/18; G01G1/26; G01G1/36; G01G1/38; G21C1/00; G21C1/04; G21C1/06; G21C1/22; G21C1/24; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
303 words
A NUCLEAR REACTOR OF THE BOILING LIQUID HOMOGENEOUS TYPE WHICH COMPRISES, IN COMBINATION, A STATIONARY CORE VESSEL IN THE FORM OF A BODY HAVING A VERTICAL AXIS, A MASS OF LIQUID, CONSISTING OF A LIQUID MODERATOR WITH NUCLEAR FUEL THEREIN, FILLING SAID VESSEL UP TO A DISTANCE FROM THE TOP THEREOF, SAID CORE VESSEL HAVING AT THE TOP THEREOF AN OUTLET LOCATED SUBSTANTIALLY ALONG SAID AXIS, A PARTITION IN SAID VESSEL, EXTENDING TRANSVERSELY TO SAID AXIS AND LOCATED AT A DISTANCE THEREFROM, SAID PARTITION BEING PROVIDED AT ITS CENTER WITH A CIRCULAR HOLE HAVING ITS CENTER ON SAID AXIS, AT LEAST ONE LIQUID INJECTOR MOUNTED AT THE PERIPHERY OF SAID VESSEL AT A LEVEL INTERMEDIATE BETWEEN THE BOTTOM THEREOF AND SAID PARTITION, SAID INJECTOR OPENING INTO SAID VESSEL TANGENTIALLY TO THE INNER WALL THEREOF, FOR INJECTING LIQUID INTO SAID VESSEL AND PRODUCING THEREIN A VORTEX FLOW OF SAID LIQUID WHEREBY VAPOR FROM SAID LIQUID IS FED CENTRIPETALLY TOWARD SAID AXIS TO FORM A VORTEX EXTENDING THROUGH SAID HOLE SO THAT SAID VAPOR FLOWS OUT FROM SAID VESSEL THROUGH SAID OUTLET, A HEAT EXCHANGER HAVING ITS INLET CONNECTED WITH SAID CORE VESSEL OUTLET, MEANS IN SAID VESSEL ABOVE SAID PARTITION FORMING A LIQUID-CONTAINING CHAMBER SURROUNDING SAID AXIS AND EXTENDING ALONG THE INNER WALL OF SAID VESSEL, WHEREBY AN ANNULAR SHEET OF LIQUID MAY FLOW FROM THE PART OF SAID VESSEL LOCATED UNDER SAID PARTITION TO SAID CHAMBER THROUGH AN ANNULAR INTERVAL LEFT BETWEEN THE EDGE OF SAID HOLE AND THE VAPOR VORTEX PASSING THERETHROUGH, SAID A PUMP HAVING ITS INPUT CONNECTED BOTH WITH THE OUTLET OF SAID HEAT EXCHANGER AND WITH THE OUTER PERIPHERY OF SAID LIQUID-COLLECTING CHAMBER AND ITS OUTPUT CONNECTED WITH SAID INJECTOR OF FEEDING THE CONDENSATE FORMED IN SAID HEAT EXCHANGER IN THE LIQUID COLLECTED IN SAID CHAMBER TO SAID INJECTOR.
Claim 2
Dependent Claim
303 words
A NUCLEAR REACTOR OF THE BOILING LIQUID HOMOGENEOUS TYPE WHICH COMPRISES, IN COMBINATION, A STATIONARY CORE VESSEL IN THE FORM OF A BODY HAVING A VERTICAL AXIS, A MASS OF LIQUID, CONSISTING OF A LIQUID MODERATOR WITH NUCLEAR FUEL THEREIN, FILLING SAID VESSEL UP TO A DISTANCE FROM THE TOP THEREOF, SAID CORE VESSEL HAVING AT THE TOP THEREOF AN OUTLET LOCATED SUBSTANTIALLY ALONG SAID AXIS, A PARTITION IN SAID VESSEL, EXTENDING TRANSVERSELY TO SAID AXIS AND LOCATED AT A DISTANCE THEREFROM, SAID PARTITION BEING PROVIDED AT ITS CENTER WITH A CIRCULAR HOLE HAVING ITS CENTER ON SAID AXIS, AT LEAST ONE LIQUID INJECTOR MOUNTED AT THE PERIPHERY OF SAID VESSEL AT A LEVEL INTERMEDIATE BETWEEN THE BOTTOM THEREOF AND SAID PARTITION, SAID INJECTOR OPENING INTO SAID VESSEL TANGENTIALLY TO THE INNER WALL THEREOF, FOR INJECTING LIQUID INTO SAID VESSEL AND PRODUCING THEREIN A VORTEX FLOW OF SAID LIQUID WHEREBY VAPOR FROM SAID LIQUID IS FED CENTRIPETALLY TOWARD SAID AXIS TO FORM A VORTEX EXTENDING THROUGH SAID HOLE SO THAT SAID VAPOR FLOWS OUT FROM SAID VESSEL THROUGH SAID OUTLET, A HEAT EXCHANGER HAVING ITS INLET CONNECTED WITH SAID CORE VESSEL OUTLET, MEANS IN SAID VESSEL ABOVE SAID PARTITION FORMING A LIQUID-CONTAINING CHAMBER SURROUNDING SAID AXIS AND EXTENDING ALONG THE INNER WALL OF SAID VESSEL, WHEREBY AN ANNULAR SHEET OF LIQUID MAY FLOW FROM THE PART OF SAID VESSEL LOCATED UNDER SAID PARTITION TO SAID CHAMBER THROUGH AN ANNULAR INTERVAL LEFT BETWEEN THE EDGE OF SAID HOLE AND THE VAPOR VORTEX PASSING THERETHROUGH, SAID A PUMP HAVING ITS INPUT CONNECTED BOTH WITH THE OUTLET OF SAID HEAT EXCHANGER AND WITH THE OUTER PERIPHERY OF SAID LIQUID-COLLECTING CHAMBER AND ITS OUTPUT CONNECTED WITH SAID INJECTOR OF FEEDING THE CONDENSATE FORMED IN SAID HEAT EXCHANGER IN THE LIQUID COLLECTED IN SAID CHAMBER TO SAID INJECTOR.
References Cited (Backward Citations)
US2945794A
Cited
US2902424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |