TREA

involving two or more upper drums and two or more lower drums

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Industry

  • CPC
  • F22B21/12
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F22Steam generation F22BMETHODS OF STEAM GENERATION STEAM BOILERS F22B21/00Water-tube boilers of vertical or steeply-inclined type

Current Industry

F22B21/12involving two or more upper drums and two or more lower drums
Industries