Patent ID: 9505966
Filing Date: 2016-11-29
CPC Classification: C09K,F25B

Claim Text:
1. A method comprising: providing a replacement or alternative refrigerant, wherein the replacement or alternative refrigerant is a gaseous mixture, selected from the group consisting of: the gaseous mixture consisting of: dimethyl ether in a concentration from 85% to 95% by weight and propylene in a concentration from 5% to 15% by weight, and the gaseous mixture consisting of: dimethyl ether in a concentration from 71% to 85% by weight and propane in a concentration from 15% to 29% by weight as a replacement or alternative refrigerant for R134a and/or for other refrigerants which are replacements or alternatives to R134a containing HFC (hydrofluorocarbons), HFO (hydrofluoro olefins) and HFE (hydrofluoro ethers).