Heat pump and dehumidifying device

Heat pump and method

Heat pump apparatus and method

Heat pump dehumidification system

Heat pump fractionation process

Heat pump system and method for air-conditioning

Heat pump system and method for air-conditioning

Heat pump systems and methods incorporating subcoolers for condi

Heat pump systems for residential use

Heat transfer method and apparatus

Heat transformation process and apparatus for air-conditioning i

Heat-exchanger element for a freeze drier

Heat-exchanger trays and system using same

Heating and cooling system for a building

Heating and cooling unit

Helium gas liquefying apparatus

Helium gas liquefying apparatus

High efficiency air conditioner

High efficiency air conditioning system with humidity control

High efficiency nitrogen rejection unit