Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With lubricants – or warning – stabilizing or anti-corrosion...
Reexamination Certificate
2006-05-30
2006-05-30
Diamond, Alan (Department: 1753)
Compositions
Vaporization, or expansion, refrigeration or heat or energy...
With lubricants, or warning, stabilizing or anti-corrosion...
C252S067000, C508S485000, C508S495000
Reexamination Certificate
active
07052626
ABSTRACT:
A fluid composition for a refrigerator, which comprises a chlorine-free fluorocarbon refrigerant and a refrigerator oil, said refrigerator oil consisting essentially of a tetraester of pentaerythritol of formula (1)with both 2-ethylhexanoic acid and 3,5,5-trimethylhexanoic acid, said refrigerator oil exhibiting a pour point not higher than −10° C.
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K.S. Sanvordenker, et al., A Review of Synthetic Oils for Refrigeration Use, ASHRAE Symposium Bulletin NA-72-5, 19, pp. 14-19, date unknown.
Hasegawa Hiroshi
Ishida Noboru
Ishikawa Tatsuyuki
Sasaki Umekichi
Bucknam and Archer
Diamond Alan
Nippon Mitsubishi Oil Corporation
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