US3334685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid boiling and condensing heat transfer system
Assignee: General Electric Co
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Filing: 1965-08-18
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Granted: 1967-08-08
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Expires: 1985-08-18
Abstract
No abstract record available.
Inventors
- 👤 Burggraf Frederick
- 👤 Perugi Archie Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:21
CPC Classifications
F; F28; F28D; F28D15/00; F28D15/02; F28D15/0233; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/18; F01D5/181; F28D15/0275; F28F; F28F1/00; F28F1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A FLUID BOILING AND CONDENSING HEAT TRANSFER SYSTEM FOR USE ON A STRUCTURE TO BE COOLED COMPRISING; A SEALED TUBULAR MEMBER WITHIN THE STRUCTURE, A FLUID DISPOSED IN THE TUBE, SAID TUBE BEING ORIENTED TO PROVIDE A BOILER AT ONE END FOR VAPORIZING SAID FLUID AND A CONDENSER AT THE OTHER END AND BEING SIZED TO HAVE A MINIMUM AREA AND SONIC VELOCITY OF THE VAPORIZED FLUID AT THE INTERFACE BETWEEN BOILER AND CONDENSER PORTIONS IN ACCORDANCE WITH THE HEAT TO BE TRANSFERRED AT A GIVEN TEMPERATURE FROM THE MEMBER TO THE LIQUID FOR CONDENSING SAID LIQUID SUCH THAT:
Claim 2
Dependent Claim
99 words
A FLUID BOILING AND CONDENSING HEAT TRANSFER SYSTEM FOR USE ON A STRUCTURE TO BE COOLED COMPRISING; A SEALED TUBULAR MEMBER WITHIN THE STRUCTURE, A FLUID DISPOSED IN THE TUBE, SAID TUBE BEING ORIENTED TO PROVIDE A BOILER AT ONE END FOR VAPORIZING SAID FLUID AND A CONDENSER AT THE OTHER END AND BEING SIZED TO HAVE A MINIMUM AREA AND SONIC VELOCITY OF THE VAPORIZED FLUID AT THE INTERFACE BETWEEN BOILER AND CONDENSER PORTIONS IN ACCORDANCE WITH THE HEAT TO BE TRANSFERRED AT A GIVEN TEMPERATURE FROM THE MEMBER TO THE LIQUID FOR CONDENSING SAID LIQUID SUCH THAT:
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |