Show I New Refrigeration System Developed in New York I A new system of refrigeration utilizes utilizes uti uti- uti lizes prop propane lne a hydrocarbon gas gns as a refrigerant and then burns the refrigerant ll t in n a motor which operates oper open ates rites the unit It is the invention of Dr Peter a New Mew York engineer who describes it In a communication com corn to the American Americ n Society i of Refrigerating Engineers published published pub pub- in the current issue of its journal The unit Is expected to solve the problem of supplying automatic automatic auto auto- matic matle refrigeration on trucks trains and boats where electric power Is not available and also alsoto to rural and tropical areas The propane Is talen taken tak tal- en from the common large drum available commercially llly fed Into a refrigerating cycle In which It Is compressed to to toa a liquid and evaporated evaporated rated to a gas producing cold in ina a rapid cycle and is then drawn Into the combustion chamber of a small gas motor that looks and operates op crates like a gasoline engine ni ine A unit which produces one tm o of ice an hour is said to cost live five cents an hour to operate |