Slag furnace

Slag furnace
Slag Slag (sl[a^]g), n. [Sw. slagg, or LG. slacke, whence G. schlacke; originally, perhaps, the splinters struck off from the metal by hammering. See {Slay}, v. t.] 1. The dross, or recrement, of a metal; also, vitrified cinders. [1913 Webster]

2. The scoria of a volcano. [1913 Webster]

3. (Metal.) A product of smelting, containing, mostly as silicates, the substances not sought to be produced as matte or metal, and having a lower specific gravity than the latter; -- called also, esp. in iron smelting, {cinder}. The slag of iron blast furnaces is essentially silicate of calcium, magnesium, and aluminium; that of lead and copper smelting furnaces contains iron. [Webster 1913 Suppl.]

{Slag furnace}, or {Slag hearth} (Metal.), a furnace, or hearth, for extracting lead from slags or poor ore.

{Slag wool}, mineral wool. See under {Mineral}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • slag furnace — noun or slag hearth : a metallurgical furnace in which lead ore is roasted and slagged for further treatment * * * slag furnace, a furnace for extraction of lead from slags and ores which contain little lead …   Useful english dictionary

  • slag furnace — Смотри шлакоплавильная печь …   Энциклопедический словарь по металлургии

  • Slag — (sl[a^]g), n. [Sw. slagg, or LG. slacke, whence G. schlacke; originally, perhaps, the splinters struck off from the metal by hammering. See {Slay}, v. t.] 1. The dross, or recrement, of a metal; also, vitrified cinders. [1913 Webster] 2. The… …   The Collaborative International Dictionary of English

  • Slag hearth — Slag Slag (sl[a^]g), n. [Sw. slagg, or LG. slacke, whence G. schlacke; originally, perhaps, the splinters struck off from the metal by hammering. See {Slay}, v. t.] 1. The dross, or recrement, of a metal; also, vitrified cinders. [1913 Webster] 2 …   The Collaborative International Dictionary of English

  • Slag wool — Slag Slag (sl[a^]g), n. [Sw. slagg, or LG. slacke, whence G. schlacke; originally, perhaps, the splinters struck off from the metal by hammering. See {Slay}, v. t.] 1. The dross, or recrement, of a metal; also, vitrified cinders. [1913 Webster] 2 …   The Collaborative International Dictionary of English

  • slag hearth — noun see slag furnace …   Useful english dictionary

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