Off-road cooling control
Oil amount detector, refrigeration apparatus and air...
Oil collection/recirculation for vapor-compression refrigeration
Oil collection/recirculation for vapor-compression refrigeration
Oil control system and regulator
Oil control valve for refrigeration system
Oil cooling apparatus for refrigeration screw compressor
Oil level control system
Oil level equalizing system for plural compressors
Oil management and removal system for a refrigeration installati
Oil pressure maintenance for screw compressor
Oil recovery system for closed type centrifugal refrigerating ma
Oil return control in refrigerant system
Oil separation and return system for centrifugal refrigerant com
Oil separation for refrigeration system
On-board refrigerant charging system
On/off solenoid expansion device
Open cycle cooled refrigerant recovery apparatus
Operating algorithm for refrigerant safety system
Operating control circuit for a refrigerator having high efficie