US3179570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal exchange of the fuel elements in nuclear reactor
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1960-08-01
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Granted: 1965-04-20
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Foll Jean Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:07
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/08; G21C15/00; G21C15/02; G21C15/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901; Y10S376/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A NUCLEAR REACTOR FUEL CHANNEL, THE COMBINATION OF A NUCLEAR REACTOR FUEL ELEMENT AND A DEVICE FOR REMOVING HEAT FROM THE NUCLEAR FUEL ELEMENT HAVING A SHEATH PROVIDED WITH TRANSVERSE COOLING FINS BY MEANS OF A COOLING FLUID SO AS TO MAKE THE FLUID CIRCULATE TRANSVERSELY THROUGHOUT THE UNITARY CIRCULAR CHANNELS FORMED BY THE FINS, A PLURALTIY OF SPACED DEFLECTING ELEMENTS UNIFORMLY DISTRIBUTED OVER THE FINS FOR DEFLECTING THE FLUID INTO THE CIRCULAR CHANNELS, EACH OF SAID ELEMENTS BEING TRIANGULAR WITH ONE SIDE TANGENT TO THE EDGES OF THE FINS AND LYING IN A SINGLE PLANE OBLIQUE TO THE LONGTUDINAL AXIS OF THE FUEL ELEMENT AND FORMING ARROW-SHAPED FLAT VANES, SAID TRIANGULAR ELEMENTS DOWN TOWARD THE FINS, LONGITUDINAL BACKBONES PARALLEL TO THE LONGITUDINAL AXIS
Claim 2
Dependent Claim
125 words
IN A NUCLEAR REACTOR FUEL CHANNEL, THE COMBINATION OF A NUCLEAR REACTOR FUEL ELEMENT AND A DEVICE FOR REMOVING HEAT FROM THE NUCLEAR FUEL ELEMENT HAVING A SHEATH PROVIDED WITH TRANSVERSE COOLING FINS BY MEANS OF A COOLING FLUID SO AS TO MAKE THE FLUID CIRCULATE TRANSVERSELY THROUGHOUT THE UNITARY CIRCULAR CHANNELS FORMED BY THE FINS, A PLURALTIY OF SPACED DEFLECTING ELEMENTS UNIFORMLY DISTRIBUTED OVER THE FINS FOR DEFLECTING THE FLUID INTO THE CIRCULAR CHANNELS, EACH OF SAID ELEMENTS BEING TRIANGULAR WITH ONE SIDE TANGENT TO THE EDGES OF THE FINS AND LYING IN A SINGLE PLANE OBLIQUE TO THE LONGTUDINAL AXIS OF THE FUEL ELEMENT AND FORMING ARROW-SHAPED FLAT VANES, SAID TRIANGULAR ELEMENTS DOWN TOWARD THE FINS, LONGITUDINAL BACKBONES PARALLEL TO THE LONGITUDINAL AXIS
References Cited (Backward Citations)
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FR795938A
Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |