Method and device for defrosting heat exchanger without impairment of its heat exchange efficiency
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United States of America Patent
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Jan 13, 1981
Issued Date -
N/A
app pub date -
Oct 2, 1978
filing date -
Nov 18, 1975
priority date (Note) -
Expired
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Abstract
Method and device for defrosting or deicing heat exchangers of the type in which a stream of warm, moist gas, such as warm, used ventilating air--so-called exhaust air--exchanges heat with a cooler medium, such as incoming fresh air, in a contact apparatus, and in which the two media flow through a large number of parallel layers separated from each other by thin walls.
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