1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant...

Details 1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant... 1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant...

2007-05-22

2007-05-22

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

11014334

ABSTRACT:
Disclosed herein are 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane refrigerant or heat transfer fluid compositions further comprising and a fluoroether compound, which are useful in refrigeration 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.

REFERENCES:
patent: 5578137 (1996-11-01), Shealy
patent: 5705716 (1998-01-01), Li
patent: 5814595 (1998-09-01), Flynn et al.
patent: 5827812 (1998-10-01), Flynn et al.
patent: 6076372 (2000-06-01), Acharya et al.
patent: 6183663 (2001-02-01), Kalley et al.
patent: 6327866 (2001-12-01), Novak et al.
patent: 6660709 (2003-12-01), Dournel et al.
patent: WO 96/40834 (1996-12-01), None
International Search Report; Date of Mailing: Jun. 29, 2005.
Written Opinion of the International Searching Authority; Date of Mailing: Jun. 29, 2005.

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