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US3616645A
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Conversion of heat into kinetic energy
Assignee: European Atomic Energy Community Euratom
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Filing: 1968-08-05
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Granted: 1971-11-02
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Expires: 1988-08-05
Abstract
Abstract CONVERTER OF HEAT INTO KINETIC ENERGY USING A FLUID OR SUSPENSION HAVING FERROMAGNETIC CHARACTERISTICS, A SECONDARY FLUID, A FIRST HEAT EXCHANGER IN WHICH HEAT IS TRANSFERRED BY A SECONDARY FLUID TO THE FERROMAGNETIC FLUID, THE SECONDARY FLUID BEING CAUSED TO CIRCULATE IN THE OPPOSITE DIRECTION TO THE FERROMAGNETIC FLUID BY MEANS OF A PUMP AND EXTRACTING IN A SECOND HEAT EXCHANGER THERMAL ENERGY, AND VARYING THE MAGNETIC FIELD IN THE FIRST HEAT EXCHANGER IN SUCH A MANNER THAT THE MAGNETIC ENTROPY DUE TO THE ALIGNMENT OF THE MAGNETIC PARTICLES OF THE FLUID BY MEANS OF THE MAGNETIC FIELD REMAINS CONSTANT.
Inventors
- 👤 Eric Van Der Voort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:09
CPC Classifications
G; G21; G21D; G21D7/00; G21D7/02; F; F01; F01K; F01K27/00; Y; Y02; Y02E; Y02E30/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-11-01 | 1975-05-03 | 1975-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-01 | 1979-05-03 | 1979-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-01 | 1983-05-03 | 1983-11-02 | $7700.00 | Window Closed / Lapsed |