Azeotrope-like compositions of pentafluoroethane; 1,1,1-trifluor

Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With low-volatile solvent or absorbent

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Details

252 67, 252162, 252364, 252DIG9, 62114, C11D 730, C11D 750

Patent

active

049433881

ABSTRACT:
Azeotrope-like compositions comprising pentafluoroethane; 1,1,1-trifluoroethane; and chlorodifluoromethane are stable and have utility as refrigerants for heating and cooling.

REFERENCES:
patent: 2101993 (1937-12-01), Fleischer
patent: 3505233 (1970-04-01), Clark
patent: 3732150 (1973-05-01), Bailey
patent: 4303536 (1981-12-01), Orfeo et al.
patent: 4810403 (1989-03-01), Bivens et al.
Fluorocarbon Refrigerants Handbook, Prentice-Hall, 1988.
T. Atwood, "NARBS-The Promise and the Problem", American Society of Mechanical Engineers, Paper 86-WA/HT-61; 1986.
M. O. McLinden et al., "Methods for Comparing the Performance of Pure and Mixed Refrigerants in the Vapour Compression Cycle", Int. J. Refrig., 10, 318 (1987).

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