熱ねっ風ぷう炉ろ

noun

hot-blast stove

Technical term used in metallurgy, especially in blast furnace operations, for a stove that preheats air blown into the furnace.

• 製せい鉄てつ所じょでは熱ねっ風ぷう炉ろが重じゅう要ような役やく割わりを果はたしている。

  Hot-blast stoves play an important role in steelworks.