Refrigeration – Structural installation – Geographic – e.g. – subterranean feature
Patent
1992-05-15
1994-07-12
Sollecito, John M.
Refrigeration
Structural installation
Geographic, e.g., subterranean feature
62DIG22, 165 45, 16510421, F25D 2312
Patent
active
053277341
ABSTRACT:
A thermosyphon for use in frozen or unfrozen soil includes an evaporator tion embedded in the soil, a condenser section exposed to ambient air, an intermediate section connecting the two sections and a heat exchanger connected to a mechanical refrigeration source and operable to cool either the condenser or the intermediate section of the thermosyphon during periods when the ambient temperature is higher than that at which passive thermosyphonic cooling occurs.
REFERENCES:
patent: 3976125 (1976-08-01), Best
patent: 4524822 (1985-06-01), Hage et al.
Haynes Francis D.
Quinn William F.
Zarling John P.
Marsh Luther A.
Sollecito John M.
The United States of America as represented by the Secretary of
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