Refrigeration – With means for charging closed refrigeration producing system
Patent
1992-08-12
1993-09-21
Makay, Albert J.
Refrigeration
With means for charging closed refrigeration producing system
62 77, F25B 4500
Patent
active
052458407
ABSTRACT:
A refrigerant reclaim method and apparatus is described wherein a separate primary refrigeration pathway is utilized to drive refrigerant to be reclaimed through a secondary refrigeration pathway. The primary refrigeration pathway is comprised of a compressor, the hot side of a first heat exchange element, a condenser, a receiver and an evaporator, which is in part comprised of the cold side of a second heat exchange element. The secondary refrigeration pathway is comprised of the cold side of the first heat exchange element, a oil separation chamber, the hot side of the second heat exchange element, and a refrigerant storage cylinder.
REFERENCES:
patent: 2972235 (1961-02-01), Smith
patent: 4646527 (1987-03-01), Taylor
patent: 4903499 (1990-02-01), Merritt
patent: 5050401 (1991-09-01), Van Steenburgh
Doerrler William C.
Makay Albert J.
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