Siemens-Martin process
Siemens-Martin process Sie"mens-Mar`tin proc"ess See {Open-hearth process}, etc., under {Open}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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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

  • siemens — /see meuhnz/, n. (used with a sing. v.) Elect. the SI unit of electrical conductance, equal to the reciprocal of the ohm and replacing the equivalent MKS unit (mho). Abbr.: S [1930 35; named after Sir W. SIEMENS] * * * (as used in expressions)… …   Universalium

  • Siemens — /see meuhnz/; Ger. /zee meuhns/, n. 1. (Ernst) Werner von /erddnst verdd neuhrdd feuhn/, 1816 92, German inventor and electrical engineer. 2. his brother, Sir William (Karl Wilhelm Siemens), 1823 83, English inventor, born in Germany. * * * (as… …   Universalium

  • process — processual /pro sesh ooh euhl/ or, esp. Brit, /proh /, adj. /pros es/; esp. Brit. /proh ses/, n., pl. processes /pros es iz, euh siz, euh seez / or, esp. Brit., /proh ses , proh seuh /, v., adj. n. 1. a systematic series of actions directed to… …   Universalium

  • martin — /mahr tn/, n. any of several swallows having a deeply forked tail and long, pointed wings. Cf. house martin, purple martin. [1425 75; late ME (Scots) martoune; presumably generic use of the personal name ( < F < LL Martinus), traditionally by… …   Universalium

  • Martin — /mahr tn/, n. 1. Archer John Porter /ahr cheuhr/, born 1910, English biochemist: Nobel prize for chemistry 1952. 2. Frank, 1890 1974, Swiss composer. 3. Glenn Luther, 1886 1955, U.S. airplane designer and manufacturer. 4. Homer Dodge, 1836 97,… …   Universalium

  • Siemens — For other uses, see Siemens (disambiguation). Siemens AG Type Aktiengesellschaft Traded as FWB:  …   Wikipedia

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