Method and apparatus for artificial ground freezing
Method and apparatus for extracting and utilizing geothermal ene
Method and arrangement for withdrawing heat from a space which i
Method and device for thermally air-conditioning a room, a vat o
Method for testing an earth tap heat exchanger and associated ap
Method of recovering thermal energy by heat pump from sea water
Mine cooling
Mini tube and direct expansion heat exchange system
Modular tube bundle heat exchanger and geothermal heat pump syst