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US 4,057,973 AGranted
Constant boiling mixtures of 1-chloro-2,2,2-trifluoroethane and 2-chloroheptafluoropropane
AssigneeAllied Chemical Corporation
InventorsKevin P. Murphy, Richard F. Stahl, Sabatino R. Orfeo
Life of this patent
Estimating the term…
Abstract
Constant boiling mixtures of 1-chloro-2,2,2-trifluoroethane and 2-chloroheptafluoropropane are useful as refrigerants, heat transfer media, gaseous dielectrics, expansion agents, aerosol propellants, working fluids in a power cycle and solvents.
Claims4
Constant boiling mixtures consisting essentially of about 29 mole % of 1-chloro-2,2,2-trifluoroethane and about 71 mole % of 2-chloroheptafluoropropane.
Dependencies are inferred from the claim text.