Perishable goods and/or frozen foods in transit on piggyback trailers are refrigerated by Linde-developed nonmechanical liquid nitrogen cooling system; battery-powered thermostat-solenoid system controls discharge of nitrogen into lading space.
Realco starts reefer service
Ry Age
Railway Age ; 151 , n 3
1961
Article (Journal)
English
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Engineering Index Backfile | 1959
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