Heat transfer liquid with potassium formate for ventilation and air conditioning installations
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United States of America Patent
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-
Apr 24, 2001
Grant Date -
N/A
app pub date -
Jun 11, 1999
filing date -
Oct 17, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a heat transfer liquid for ventilation and air-conditioning installations to be used at low temperatures, in which installations heat is recovered from the exhaust air and conveyed to the supply air by means of a heat transfer liquid. For lowering the costs and eliminating environmental risks, the heat transfer liquid contains potassium formiate and water.
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