Patent ID: 9109149
Filing Date: 2015-08-18
Classification: C09K,F25B

Abstract:
1. A refrigerant mixture, comprising: Pentafluoroethane (HFC-125) comprising between about 35 to 65 weight percent; 1,1,1,2-Tetrafluoroethane (HFC-134a) comprising between about 20 to 55 weight percent; 1,1,1-Trifluoroethane (HFC-143a) comprising between about 5 to 25 weight percent; one or more hydrocarbon components comprising about 1 to 5 weight percent; and 1,1,2,3,3,3-Heptafluoropropane (HFC-227ea) comprising between about 2 to 10 weight percent.