초록 ▼

An alternative refrigerant to chlorofluorocarbons and their substitutes such as R-12 and R-134a and for R-22, and demonstrating improved performance as a refrigerant than those substituted for while having the properties of being nontoxic, non-corrosive, nonflammable and safer to the environment inc

An alternative refrigerant to chlorofluorocarbons and their substitutes such as R-12 and R-134a and for R-22, and demonstrating improved performance as a refrigerant than those substituted for while having the properties of being nontoxic, non-corrosive, nonflammable and safer to the environment including a blend of one or more of fluorocarbons known in the industry as R-1216 and R-22.

대표청구항 ▼

[ Accordingly, I claim:] [1.]1. A method for operating a refrigeration unit adapted to utilize refrigerant R-22 as the refrigerant medium comprising substituting for R-22 a refrigerant composition consisting essentially of:(i) chlorodifluoromethane in an amount from about 70% to about 95% by weight;

[ Accordingly, I claim:] [1.]1. A method for operating a refrigeration unit adapted to utilize refrigerant R-22 as the refrigerant medium comprising substituting for R-22 a refrigerant composition consisting essentially of:(i) chlorodifluoromethane in an amount from about 70% to about 95% by weight; and(ii) the balance of hexafluoropropylene.