Document Type

Patent

Publication Date

6-10-2003

Patent Number

patent number 6574973

Abstract

Refrigerant compositions include mixtures of at least three different components, including a fluorinated ether with at least one of a second fluorinated ether, an ether and a fluorinated hydrocarbon. Also, methods for cooling a body include compressing such a refrigerant composition and bringing the body into heat transfer relation to it. The disclosed refrigerant compounds have refrigerant-significant properties similar to those of R-22, and they can be employed in place of or as drop-in substitutes in refrigeration apparatus designed for R-22 application.

Application Number

09/574827

Assignees

Electric Power Research Institute, Inc. (Palo Alto, CA)

Filing Date

2000-05-19

Primary/U.S. Class

62/114

Other/U.S. Class

252/67, 252/68

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