Refrigeration – Refrigeration producer – With refrigerant treater
Patent
1994-09-20
1998-01-27
Diamond, Alan
Refrigeration
Refrigeration producer
With refrigerant treater
62114, 252 68, F25B 4300, C09K 504
Patent
active
057111650
ABSTRACT:
A regrigerating apparatus comprising a refrigeration cycle comprising at least a compressor, a condenser, a dryer, an expansion mechanism and an evaporator, a refrigerant composed mainly of a fluorocarbon type refrigerant containing no chlorine and having a critical temperature of 40.degree. C. or higher, and a refrigerating machine oil comprising as base oil an ester oil of one or more fatty acids which contains at least two ester linkages ##STR1## in the molecule and has a viscosity at 40.degree. C. of 2 to 70 cSt and a viscosity at 100.degree. C. of 1 to 9 cSt.
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Fukuda Katsumi
Hata Hiroaki
Homma Yoshiharu
Iizuka Tadashi
Iwata Hiroshi
Diamond Alan
Hitachi , Ltd.
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