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F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
F25B1/00—Compression machines, plants or systems with non-reversible cycle
F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
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FR550377D1921-08-271921-08-27
Method and apparatus for producing cold
ExpiredFR550377A
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