siemens-martin furnace

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• Siemens-Martin 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

• Siemens-Martin 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

• Martin, Pierre-Émile — ▪ French engineer born Aug. 18, 1824, Bourges, Fr. died May 23, 1915, Fourchambault  French engineer who invented the Siemens–Martin (open hearth) process, which produced most of the world s steel until the development of the basic oxygen process …   Universalium

• Siemens , Sir William — (1823–1883) British engineer Born Carl Wilhelm in Lenthe, Germany, Siemens was the son of a tenant farmer and a younger brother of Ernst Werner Siemens. He was educated at Göttingen and first visited Britain in 1843 as an agent of his brother… …   Scientists

• Martin, Pierre Emile — SUBJECT AREA: Metallurgy [br] b. 18 August 1824 Bourges, France d. 23 May 1915 Fourchambault, France [br] French metallurgist, pioneer of open hearth steelmaking. [br] His father Emile owned an iron and steelworks at Sireuil, near Angoulême, and …   Biographical history of technology

• Siemens, Sir Charles William — SUBJECT AREA: Electricity, Metallurgy, Public utilities, Telecommunications [br] b. 4 April 1823 Lenthe, Germany d. 19 November 1883 London, England [br] German/British metallurgist and inventory pioneer of the regenerative principle and open… …   Biographical history of technology

• Open hearth furnace — Engineering portal …   Wikipedia

• Carl Wilhelm Siemens — Born 4 April 1823 (2011 04 04T18:23) Gehrden …   Wikipedia

• Open-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… …   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

• Société des forges de Châtillon-Commentry-Neuves-Maisons — Compagnie anonyme de Châtillon et Commentry 1862 1898 Société des forges de Châtillon Commentry Neuves Maisons 1898 1979 Industry Iron and steel Predecessor Société Bouguéret, Martenot et Cie (1846)[1] Successor Usinor, others F …   Wikipedia