closed-top furnace
1Electric arc furnace — An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc. Arc furnaces range in size from small units of approximately one ton capacity (used in foundries for producing cast iron products) up to about 400 …
2Open-front furnace — Open O pen, a. [AS. open; akin to D. open, OS. opan, G. offan, Icel. opinn, Sw. [ o]ppen, Dan. aaben, and perh. to E. up. Cf. {Up}, and {Ope}.] 1. Free of access; not shut up; not closed; affording unobstructed ingress or egress; not impeding or… …
3Open-hearth furnace — Open O pen, a. [AS. open; akin to D. open, OS. opan, G. offan, Icel. opinn, Sw. [ o]ppen, Dan. aaben, and perh. to E. up. Cf. {Up}, and {Ope}.] 1. Free of access; not shut up; not closed; affording unobstructed ingress or egress; not impeding or… …
4Cornwall Iron Furnace — U.S. National Register of Historic Places U.S. National Historic Landmark …
5East Broad Top Railroad — Infobox rail logo filename= railroad name=East Broad Top Railroad logo size= old gauge= marks= locale=Pennsylvania start year=1873 end year=present gauge=3 ft (914 mm) hq city=Rockhill Furnace, PennsylvaniaInfobox nrhp | name =East Broad Top… …
6Greenwood Furnace State Park — Geobox Protected Area name = Greenwood Furnace State Park native name = other name = other name1 = category local = Pennsylvania State Park category iucn = III image caption = Stone stack of Greenwood Iron Furnace etymology type = Named for… …
7Onota, Michigan — Bay Furnace U.S. National Register of Historic Places Michigan State Historic Site …
8metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
9steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
10List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
