with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground

Full Title

Geothermal collectors > with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

HEATING; RANGES; VENTILATING

Subclass:

GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS

Child Classifications

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• F24T 10/13 using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes