Refrigeration – With means for charging closed refrigeration producing system
Patent
1991-04-03
1992-11-24
Sollecito, John
Refrigeration
With means for charging closed refrigeration producing system
62149, 62 77, F25B 4500
Patent
active
051652536
ABSTRACT:
A multiple cooling medium recovery apparatus comprising, a refrigerating circuit which circulates a refrigerant through a compressor, a condenser, an expansion valve, a heat exchanger with an evaporation path and a compressor, and a plurality of recovery routes separated from one another to which a plurality of kinds of cooling mediums to be recovered are supplied, respectively. A plurality of condensation paths are formed in the heat exchanger separaately from one another. Each recovery route defines a condensation path separately from the other recovery routes. A plurality of independent recovery routes are formed in a single recovery apparatus. A plurality of kinds of cooling mediums can be recovered simultaneously, or without cleaning the apparatus before each recovery.
REFERENCES:
patent: 4285206 (1981-08-01), Koser
patent: 4476688 (1984-10-01), Goddard
patent: 4539817 (1985-09-01), Staggs et al.
patent: 4869313 (1989-09-01), Fredley
patent: 4887435 (1989-12-01), Anderson, Jr.
patent: 4939905 (1990-07-01), Manz
Kamegasawa Masao
Tomaru Keiichi
Sanden Corporation
Sollecito John
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