Direct liquid refrigerant supply and return system

摘要

A refrigerant system in which liquid halocarbon compound refrigerant is delivered at pressures in excess of evaporation pressure through metering outlets in a supply header of an evaporator in a manner to provide uniform cooling throughout the evaporator and utilizing a return header and liquid-vapor lift apparatus to return vaporized and unevaporated refrigerant to an accumulator-separator of the refrigeration system.