TREA

using pivoting blades with intersecting axles

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Industry

  • CPC
  • F24F13/142
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F24Heating devices F24FAIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIR CURRENTS FOR SCREENING F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening

Current Industry

F24F13/142using pivoting blades with intersecting axles
Industries