Azeotrope-like refrigerants with chlorodifluoromethane, pentaflu

Details Azeotrope-like refrigerants with chlorodifluoromethane, pentaflu Azeotrope-like refrigerants with chlorodifluoromethane, pentaflu

1995-06-07

1997-04-01

McGinty, Douglas J.

Compositions

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

62114, 510410, C09K 504, C11D 730

Patent

active

056162766

ABSTRACT:
Near-Azeotropic blends of:
pentafluoroethane and 1,1,1-trifluoroethane with one or more of chlorodifluoromethane, 1,2,2,2-tetrafluoroethane, 1,1,2,2-tetrafluoroethane, 1-chloro-1,1,2,2-tetrafluoroethane, 1-chloro-1,2,2,2-tetrafluoroethane, 1,1,1,2,3,3,3-heptafluoropropane, 1,1,1,2,2,3,3-heptafluoropropane, and perfluorocyclopropane;
chlorodifluoromethane and pentafluoroethane with one or more of ethane, butane, isobutane, dimethyl ether, propylene, and difluoromethane;
chlorodifluoromethane with 1,1,1-trifluoroethane and 1,2,2,2-tetrafluoroethane, propane and pentafluoroethane, or 1,1,1-trifluoroethane and octafluoropropane;
and pentafluoroethane with fluoroethane and 1,2,2,2-tetrafluoroethane, along with their use as refrigerants.

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