Refrigerant compositions containing a compatibilizer

Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With lubricants – or warning – stabilizing or anti-corrosion...

Reexamination Certificate

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C508S551000

Reexamination Certificate

active

06991744

ABSTRACT:
The present invention provides compositions that are useful for compatibilizing a conventional, non-polar, compression refrigeration lubricant and a hydrofluorocarbon and/or hydrochlorofluorocarbon refrigerant in a compression refrigeration apparatus. Additionally, these compositions promote efficient return of lubricant from the non-compressor zones to the compressor zones of the aforesaid refrigeration apparatus.

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