Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With lubricants – or warning – stabilizing or anti-corrosion...
Reexamination Certificate
2006-04-18
2006-04-18
Hardee, John R. (Department: 1751)
Compositions
Vaporization, or expansion, refrigeration or heat or energy...
With lubricants, or warning, stabilizing or anti-corrosion...
C252S067000
Reexamination Certificate
active
07029599
ABSTRACT:
Disclosed herein are 1,1,1,3,3-pentafluorobutane refrigerant or heat transfer fluid compositions further comprising fluoroether, which are useful in refrigerain or air conditioning apparatus or as heat transfer fluids. The compositions of the present invention are also useful in centrifugal compressor apparatus that employ two-stage compressors or single slab.single pass heat exchangers.
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International Search Report; Date of Mailing: Sep. 14, 2005.
Written Opinion of the International Searching Authority; Date of Mailing: Sep. 14, 2005.
Minor Barbara Haviland
Nappa Mario J.
Sievert Allen C.
E. I. du Pont de Nemours and Company
Hamby Jane O.
Hardee John R.
Sebree Chyrrea J.
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