Screw compressor-expander cryogenic system with mist lubrication

Refrigeration – Air compressor – cooler and expander type – Motor-type expander

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62468, 418 86, F25D 900

Patent

active

043110215

ABSTRACT:
Screw compressor 32 and screw expander 70 are connected into a refrigeration system. The system includes a mist lubrication system which drives oil particles suspended in flowing gas past the compressor and expander bearings for long life operation.

REFERENCES:
patent: 1732039 (1929-10-01), Cuthbert
patent: 3405604 (1968-10-01), Lysholm
patent: 3751673 (1973-08-01), Sprankle
patent: 3795117 (1974-03-01), Moody, Jr. et al.
patent: 3902827 (1975-09-01), Schibbye
patent: 3910731 (1975-10-01), Perrson et al.
patent: 3956904 (1976-05-01), Edwards

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