US3280905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchange apparatus
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1963-04-04
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Granted: 1966-10-25
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Expires: 1983-04-04
Abstract
No abstract record available.
Inventors
- 👤 Costes Didier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:34
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; G21C1/324; F; F22; F22B; F22B1/00; F22B1/02; F22B1/023; F22B1/16; F22B1/162; F22B1/18; F22B1/1823; F28; F28D; F28D7/00; F28D7/16; F28D7/163; F28D7/1653; F28F; F28F9/00; F28F9/26; F28D21/00; F28D2021/0019; F28D2021/0054; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S165/00; Y10S165/355; Y10S165/40; Y10S165/427; Y10S165/429; Y10S165/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
HEAT EXCHANGE APPARATUS FOR HEAT TRANSFER BETWEEN A FIRST FLUID AND A SECOND FLUID, A CASING, AN INTERNAL CHAMBER DEFINED BY SAID CASING CONSTRUCTED TO WITHSTAND THE PRESSURE OF SAID FIRST FLUID AND AN INTERNAL CIRCUIT IN SAID CHAMBER FOR SAID SECOND FLUID, SAID INTERNAL CIRCUIT COMPRISING A PLURALITY OF SUBSTANTIALLY IDENTICAL ELONGATED TUBULAR UNITS, THE LENGTH AND CROSS SECTIONAL DIMENSIONS OF SAID UNITS BEING SMALL AS COMPARED TO THE LENGTH AND CROSS SECTIONAL DIMENSIONS OF SAID CHAMBER, DISMOUNTABLE FLUID-TIGHT COUPLING MEANS FOR REMOVABLY ASSEMBLY SAID UNITS IN END TO END RELATIONSHIP, A PLURALITY OF PARALLEL ADJACENT TUBULAR ROWS EACH FORMED BY A PLURALITY OF PARALLEL ADJACENT TUBULAR END RELATIONSHIP, COLLECTOR MEANS, MEANS FOR REMOVABLY CONNECTING EACH OF SAID ROWS IN PARALLEL RELATIONSHIP TO SAID COLLECTOR MEANS, THE LENGTH OF SAID ROWS AND THE LENGTH OF SAID CHAMBER BEING SO PROPORTIONED THAT A SPACE FREE OF SAID UNITS AND HAVING A LENGTH AT LEAST EQUAL TO THAT OF ONE OF SAID UNITS IS PROVIDED BETWEEN ONE END OF EACH OF SAID ROWS AND THE ADJACENT WALL OF SAID CASING.
Claim 2
Dependent Claim
179 words
HEAT EXCHANGE APPARATUS FOR HEAT TRANSFER BETWEEN A FIRST FLUID AND A SECOND FLUID, A CASING, AN INTERNAL CHAMBER DEFINED BY SAID CASING CONSTRUCTED TO WITHSTAND THE PRESSURE OF SAID FIRST FLUID AND AN INTERNAL CIRCUIT IN SAID CHAMBER FOR SAID SECOND FLUID, SAID INTERNAL CIRCUIT COMPRISING A PLURALITY OF SUBSTANTIALLY IDENTICAL ELONGATED TUBULAR UNITS, THE LENGTH AND CROSS SECTIONAL DIMENSIONS OF SAID UNITS BEING SMALL AS COMPARED TO THE LENGTH AND CROSS SECTIONAL DIMENSIONS OF SAID CHAMBER, DISMOUNTABLE FLUID-TIGHT COUPLING MEANS FOR REMOVABLY ASSEMBLY SAID UNITS IN END TO END RELATIONSHIP, A PLURALITY OF PARALLEL ADJACENT TUBULAR ROWS EACH FORMED BY A PLURALITY OF PARALLEL ADJACENT TUBULAR END RELATIONSHIP, COLLECTOR MEANS, MEANS FOR REMOVABLY CONNECTING EACH OF SAID ROWS IN PARALLEL RELATIONSHIP TO SAID COLLECTOR MEANS, THE LENGTH OF SAID ROWS AND THE LENGTH OF SAID CHAMBER BEING SO PROPORTIONED THAT A SPACE FREE OF SAID UNITS AND HAVING A LENGTH AT LEAST EQUAL TO THAT OF ONE OF SAID UNITS IS PROVIDED BETWEEN ONE END OF EACH OF SAID ROWS AND THE ADJACENT WALL OF SAID CASING.
References Cited (Backward Citations)
FR865128A
Cited
US2306738A
Cited
US2621900A
Cited
US2557356A
Cited
US2825463A
Cited
US2861781A
Cited
DE1021515B
Cited
US2946732A
Cited
BE558568A
Cited
GB814057A
Cited
US3104652A
Cited
US3077443A
Cited
US3070536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |