open-hearth process
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Open-hearth process — 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… … The Collaborative International Dictionary of English
open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls. [1885 90] * * * or Siemens Martin process Steelmaking… … Universalium
open-hearth process — noun a process for making steel using an open hearth furnace • Hypernyms: ↑steel production * * * noun : a process of making steel in a furnace of the regenerative reverberatory type from pig iron usually charged molten by adding to it with lime… … Useful english dictionary
open-hearth process — /oʊpən ˈhaθ proʊsɛs/ (say ohpuhn hahth prohses) noun the steelmaking process using an open hearth furnace …
open-hearth process — noun Date: 1882 a process of making steel from pig iron in a furnace of the regenerative reverberatory type … New Collegiate Dictionary
open-hearth process — noun a steel making process in which scrap iron or steel, limestone, and pig iron are melted together in a shallow reverberatory furnace … English new terms dictionary
open-hearth process — Смотри мартеновский процесс … Энциклопедический словарь по металлургии
Open hearth — 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… … The Collaborative International Dictionary of English
Open-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… … The Collaborative International Dictionary of English
Open-hearth steel — 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… … The Collaborative International Dictionary of English
open-hearth — [ō′pən härth′] adj. 1. designating a furnace with a wide, saucer shaped hearth and a low roof, used in making steel 2. using a furnace of this kind [the open hearth process] … English World dictionary
