Combined regeneration heating and cooling system
Compressor for reversible refrigeration cycle
Compressor with internal accumulator for use in split...
Compressor with vapor injection system
Compressor with vapor injection system
Cooling and heating cycle apparatus and refrigerant cycle...
Counterflow air-to-refrigerant heat exchange system
Crop drying (food preserving) apparatus
Defrost subcircuit for air-to-air heat pump
Differential piston type reversing valve construction, system ut
Discharge line filter-dryer
Double effect absorption cold or hot water generating machine
Dual economizer heat exchangers for heat pump
Dual flow expansion device for heat pump system
Dual flow variable area expansion device for heat pump system
Dual flow variable area expansion device for heat pump system
Dual open cycle heat pump and engine
Dual restrictor flow control
Dual reversing valves for economized heat pump
Ejector cycle system