TREA

Other production or use of heat, not derived from combustion

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Industry

  • CPC
  • F24J3/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F24Heating devices F24JPRODUCING OR USE OF HEAT NOT OTHERWISE PROVIDED FOR

Current Industry

F24J3/00Other production or use of heat, not derived from combustion

Sub Industries

F24J3/003using heat resulting from internal friction of a moving fluid or from friction between a fluid and a moving body F24J3/006the fluid passing through a restriction means F24J3/06using natural heat F24J3/08using geothermal heat F24J3/081by circulating a working fluid through underground channels, the working fluid not coming into direct contact with the ground F24J3/082Compact tube assemblies inserted into the ground F24J3/083in the form of bent tubes or in the form of tubes assembled with connectors or with return headers F24J3/084in the form of tubes being closed at one end F24J3/085by injecting a working fluid directly into the ground or by using underground water F24J3/086by injecting a working fluid into a closed well; by using intermediate working fluids
Industries