Hydrocarbon refrigerant compositions and uses thereof

Details Hydrocarbon refrigerant compositions and uses thereof Hydrocarbon refrigerant compositions and uses thereof

2005-06-13

2008-08-19

Hardee, John R (Department: 1796)

Compositions

Vaporization, or expansion, refrigeration or heat or energy...

With lubricants, or warning, stabilizing or anti-corrosion...

C252S067000

Reexamination Certificate

active

07413675

ABSTRACT:
The present invention relates to compositions for use in refrigeration and air-conditioning systems comprising at least one hydrocarbon, and which are also useful in systems employing a centrifugal compressor The are useful in processes for producing cooling or heat or as heat transfer fluids.

REFERENCES:
patent: 5578137 (1996-11-01), Shealy
patent: 6183663 (2001-02-01), Kalley et al.
patent: 6606868 (2003-08-01), Powell et al.
patent: 6629419 (2003-10-01), Powell et al.
patent: 2000007601 (2000-01-01), None
Biancardi et. al., “Component Design Issues and Limitations with 3RDGeneration HFC, HC and Natural Refrigerants”, Science Et Technique Du Froid, pp. 385-386, 1994.
International Search Report; Date Mailed: Jan. 31, 2006.
Written Opinion of the International Searching Authority; Date Mailed: Jan. 31, 2006.

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