Method for recovery and recharge of blend refrigerants with blend sent for reclamation
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United States of America Patent
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Nov 5, 2013
Grant Date -
Oct 1, 2009
app pub date -
Mar 31, 2008
filing date -
Mar 31, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A refrigerant recovery unit that diverts blended refrigerant withdrawn out of a refrigerant system to an external tank outside the refrigerant recovery unit for reclamation includes a recovery circuit coupled on one end to the refrigerant system and coupled on another end to the external tank, a controller in communication with the recovery circuit for controlling a transfer of the refrigerant withdrawn from the refrigerant system to the external tank, and a valve operatively engaged with the controller and the recovery circuit and operable to transfer the refrigerant withdrawn from the refrigerant system to the external tank for recycling or reclamation.
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