Refrigerant handling with lubricant separation and draining
Refrigerant mixture for a mixture-throttling process
Refrigerant storage system for a heat pump
Refrigerating cycle
Refrigeration apparatus and methods
Refrigeration apparatus and methods
Refrigeration apparatus and methods
Refrigeration compressor with pump actuated oil return
Refrigeration cycle
Refrigeration cycle
Refrigeration device using hydrofluorocarbon refrigerant
Refrigeration system with oiless compressor supported by hydrody
Refrigeration systems
Refrigerator
Rotary displacement compression heat transfer systems incorporat
Rotary displacement compression heat transfer systems incorporat