basic open hearth

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• Open hearth furnace — Engineering portal …   Wikipedia

• 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

• Basic oxygen steelmaking — ( BOS, BOF, Linz Donawitz Verfahren, LD converter ) is a method of steelmaking in which carbon rich molten iron is made into steel. The process is an improvement over the historically important Bessemer process. The LD converter is named after… …   Wikipedia

• Basic process — Ba sic proc ess (Iron Metal.) A Bessemer or open hearth steel making process in which a lining that is basic, or not siliceous, is used, and additions of basic material are made to the molten charge during treatment. Opposed to {acid process},… …   The Collaborative International Dictionary of English

• basic oxygen process — a high speed method of steelmaking in which oxygen of high purity is blown through an oxygen lance at high velocity onto the surface of a bath containing steel scrap and molten pig iron within a vessel with a basic lining (basic oxygen furnace).… …   Universalium

• steel — 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 …   Universalium

• Carnegie, Andrew — born Nov. 25, 1835, Dunfermline, Fife, Scot. died Aug. 11, 1919, Lenox, Mass., U.S. U.S. industrialist and philanthropist. The son of a Scottish weaver, he emigrated to the U.S. with his family in 1848. A job in a telegraph office led to his… …   Universalium

• ingot iron — an iron of high purity made by a basic open hearth process. [1875 80] * * * …   Universalium

• ingot iron — in′got i′ron n. mel an iron of high purity made by a basic open hearth process • Etymology: 1875–80 …   From formal English to slang

• ingot iron — noun iron of high purity • Hypernyms: ↑iron, ↑Fe, ↑atomic number 26 * * * noun : iron containing usually less than 0.05 percent carbon and similarly small proportions of manganese and other impurities * * * an iron of high purity made by a basic… …   Useful english dictionary

• Thomas process — Basic process Ba sic proc ess (Iron Metal.) A Bessemer or open hearth steel making process in which a lining that is basic, or not siliceous, is used, and additions of basic material are made to the molten charge during treatment. Opposed to… …   The Collaborative International Dictionary of English