Refrigerants
AssigneeDaikin Industries, Ltd.
InventorsKohji Tamura, Hiroshi Kashiwagi, Masahiro Noguchi
Life of this patent
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Abstract
A refrigerant comprising (1) dichlorotrifluoroethane and (2) at least one compound selected from the group consisting of chlorotetrafluoroethane, pentafluoroethane, tetrafluoroethane, 1-chloro-1,1-difluoroethane, 1,1,1-trifluoroethane and 1,1-difluoroethane.
Claims5
In the development of heating or cooling conditions in a vapor-compression cycle using a liquid refrigerant, the improvement wherein the refrigerant comprises (1) about 10 to about 97% by weight of dichlorotrifluoroethane and (2) about 90 to about 3% by weight of at least one compound selected from the group consisting of 1,1,1,2-tetrafluoroethane, 1,1,2,2-tetrafluoroethane, 1-chloro-1,1-difluoroethane, 1,1,1-trifluoroethane and 1,1-difluoroethane.
Dependencies are inferred from the claim text.