Lubricants for reciprocating air compressors
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United States of America
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Aug 6, 1991
Grant Date -
N/A
app pub date -
Jun 22, 1989
filing date -
Dec 23, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Synthetic lubricants comprising 15 to 45 weight percent of an ester of a monohydric alcohol of 4 to 18 carbon atoms with one or more aromatic or alkane dicarboxylic acids having 4 to 18 carbon atoms blended with 85 to 55 weight percent of one or more polyether polyols having a number average molecular weight from about 400 to 5000. The blends are compounded with antioxidants, corrosion inhibitors, and metal deactivators to produce a superior lubricant for reciprocating air compressors which gives a long life to the compressors.
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