Deep cycle heating and cooling apparatus and process
Device to create cooling through use of waste heat
Diffuser wall control
Digital control valve for refrigeration system
Displacement control apparatus and method for variable...
Drinking water cooler
Dual flash and thermal economized refrigeration system
Dual flash economizer refrigeration system
Dual liquid delivery and separation apparatus and process
Dual loop heat pump system
Dual-purpose cooling/heating air conditioner and control method
Dynamic control of a variable displacement compressor