单词 | run-out fire |
释义 | > as lemmasrun-out fire a. Founding. (a) Designating iron refined in a run-out furnace; (b) designating a furnace heated by coke and open at the top in which pig iron is further refined by melting it in a blast of air (chiefly in run-out fire, run-out furnace). Now historical.So called because when ready the molten iron is run out at the bottom. ΘΚΠ society > occupation and work > industry > working with specific materials > working with metal > [adjective] > separating or refining processes > of specific metals run-out1812 Orford1895 overpoled1910 society > occupation and work > equipment > furnace or kiln > furnace > [noun] > furnaces for melting or refining metals > for roasting or calcining ores > for iron ore run-out furnace1812 Catalan forge1839 run-out fire1854 osmund furnace1864 sinter plant1938 1812 J. Cockshut Let. 23 Apr. in Jrnl. Soc. Arts (1855) 3 620/2 It is only in the puddling furnace that run out, or finers' metal, is of any advantage. 1813 Emporium Arts & Sci. Aug. 225 The first step..is to expose the iron in a furnace, called by some a refinery, but by others..a run-out furnace. 1842 Rep. Tariff of Duties (27th U.S. Congr. 2nd Sess. Senate Doc. No. 340) 21 Finers', or run-out iron, being iron in advance of pig iron, [shall be valued] at forty dollars per ton. 1854 F. Overman Manuf. Iron (ed. 3) viii. 303 The chief purpose of the run-out fire is the manufacture of a more uniform metal than is produced by the blast furnace. 1919 A. O. Backert ABC Iron & Steel (ed. 3) 97/1 The use of run-out metal made higher silicon iron available. 1996 R. B. Gordon Amer. Iron 1607–1900 v. 126 Finers who had access to coke could save charcoal by first burning silicon out of their pig in a refinery (also known as a run-out fire) before fining. < as lemmas |
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