Working fluid composition and method for lubricating ammonia ref

Details Working fluid composition and method for lubricating ammonia ref Working fluid composition and method for lubricating ammonia ref

1995-06-06

1997-07-29

Sollecito, John M.

Refrigeration

Processes

Lubricant handling

62469, 62502, 62114, 252 68, F25B 4302

Patent

active

056512570

ABSTRACT:
The present invention provides a working fluid composition for a refrigerating machine obtained by mixing an ammonia refrigerant with a lubricating oil which is extremely excellent in solubility with the ammonia refrigerant. The working fluid composition comprises a mixture of ammonia and one or more kinds of polyether compounds; the refrigerating machine is characterized by constituting a refrigerating cycle or a heat pump cycle through which the working fluid composition is circulated.

REFERENCES:
patent: 3092981 (1963-06-01), Bergman et al.
patent: 3133429 (1964-05-01), Griffin
patent: 4474019 (1984-10-01), Albert

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