basic bessemer process
21steel — 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 …
22Steel — For other uses, see Steel (disambiguation). The steel cable of a colliery winding tower …
23History of ferrous metallurgy — Iron (material) redirects here. For the chemical element Fe, see Iron. Bloomery smelting during the Middle Ages. The history of ferrous metallurgy began far back in prehistory. The earliest surviving iron artifacts, from the 5th millennium BC in… …
24Gilchrist, Percy Carlyle — born Dec. 27, 1851, Lyme Regis, Dorset, Eng. died Dec. 16, 1935, England British metallurgist. In 1876–77, with his cousin Sidney Gilchrist Thomas (1850–85), he devised the basic Bessemer process of making steel in Bessemer converters from… …
25Luxembourg — /luk seuhm berrg /; Fr. /lyuuk sahonn boohrdd /, n. 1. a grand duchy surrounded by Germany, France, and Belgium. 422,474; 999 sq. mi. (2585 sq. km). 2. a city in and the capital of this grand duchy. 78,400. 3. a province in SE Belgium: formerly a …
26minette — mə̇ˈnet noun ( s) Etymology: German, from French, oolitic iron ore, from French mine ore, mine + ette more at mine …
27technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
28metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
29iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… …
30Kelly, William — born Aug. 21, 1811, Pittsburgh, Pa., U.S. died Feb. 11, 1888, Louisville, Ky. U.S. ironmaster. He purchased ironworks in Eddyville, Ky., and began experiments with an air blast to prepare pig for conversion to wrought iron. Because of the… …
