Refrigerant system lubricant and method
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United States of America Patent
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May 12, 1998
Issued Date -
N/A
app pub date -
May 27, 1997
filing date -
Nov 14, 1994
priority date (Note) -
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Abstract
A method of maintaining and servicing air conditioning systems and compositions therefor are provided whereby newer, more environmentally friendly R-134a refrigerant gas is substituted for the older R-12 and R-22 types. In addition, a method of flushing and internal lubrication of the system is presented, along with a new flush solvent and a new lubricant composition for use with an R-134a refrigerant gas.
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