open-hearth

open-hearth
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. . 2014.

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Look at other dictionaries:

  • 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 — adjective of or relating to or produced by the open hearth process open hearth steel • Pertains to noun: ↑open hearth furnace …   Useful english dictionary

  • open-hearth — adjective Date: 1881 of, relating to, involving, or produced in the open hearth process < open hearth steel > …   New Collegiate Dictionary

  • open-hearth — o′pen hearth′ adj. mel noting, pertaining to, or produced by the open hearth process • Etymology: 1880–85 …   From formal English to slang

  • open hearth — noun 1. : the shallow hearth of a reverberatory melting furnace heated by hot gases above it 2. : an open hearth furnace …   Useful english dictionary

  • open-hearth — /oh peuhn hahrth /, adj. noting, pertaining to, or produced by the open hearth process. [1880 85] * * * …   Universalium

  • 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 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 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 steel — See under {Open}. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

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