commercial alumina

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• Beta-alumina solid electrolyte — (BASE) is a fast ion conductor material used as a membrane in several types of molten salt electrochemical cell. There is no known substitute.β Alumina ( beta prime prime alumina ) is an isomorphic form of aluminium oxide (Al2O3) a hard… …   Wikipedia

• технический глинозем — Оксид алюминия, получаемый в результате переработки высокоглиноземистых горных пород. [ГОСТ Р 52918 2008] Тематики огнеупоры EN commercial alumina …   Справочник технического переводчика

• aluminum processing — Introduction       preparation of the ore for use in various products.       Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660° C (1,220° F) and a density of 2.7 grams per cubic centimetre. The most abundant… …   Universalium

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• 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

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• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

• petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium

• Guinea — Guinean, adj., n. /gin ee/, n. 1. a coastal region in W Africa, extending from the Gambia River to the Gabon estuary. 2. Formerly, French Guinea. an independent republic in W Africa, on the Atlantic coast. 7,405,375; ab. 96,900 sq. mi. (251,000… …   Universalium