| blast furnace n. A furnace in which combustion is intensified by a blast of air, especially a furnace for smelting iron by blowing air through a hot mixture of ore, coke, and flux. |   |
blast furnace
n
(Engineering / Metallurgy) a vertical cylindrical furnace for smelting iron, copper, lead, and tin ores. The ore, scrap, solid fuel, and slag-forming materials are fed through the top and a blast of preheated air is forced through the charge from the bottom. Metal and slag are run off from the base
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | blast furnace - a furnace for smelting of iron from iron oxide ores; combustion is intensified by a blast of air furnace - an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc. |
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