extraction of nonferrous metal

См. также в других словарях:

• metallurgy — 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… …   Universalium

• 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

• METALS AND MINING — In the Bible Six metals are mentioned in the Bible and in many passages they are listed in the same order: gold, silver, copper, iron, tin, and lead. Antimony is also mentioned. The metals are referred to in various contexts, including methods of …   Encyclopedia of Judaism

• Dore bar — Major gold mines process ore at the site of the mine, creating a low purity gold metal. This metal is poured into dore bars, which are then transported to refineries for further purification. Dore bars sometimes weigh as much as 25 kg, twice the… …   Wikipedia

• industry — /in deuh stree/, n., pl. industries for 1, 2, 7. 1. the aggregate of manufacturing or technically productive enterprises in a particular field, often named after its principal product: the automobile industry; the steel industry. 2. any general… …   Universalium

• Changsha — For other uses, see Changsha (disambiguation). Changsha 长沙   Prefecture level city   长沙市 …   Wikipedia

• Algeria — /al jear ee euh/, n. a republic in NW Africa: formerly comprised 13 departments of France; gained independence 1962. 29,830,370; 919,352 sq. mi. (2,381,122 sq. km). Cap.: Algiers. * * * Algeria Introduction Algeria Background: After a century of… …   Universalium

• Changsha — /chahng shah /, n. Pinyin, Wade Giles. a city in and the capital of Hunan province, in SE China. 825,000. * * * or Ch ang sha City (pop., 1999 est.: 1,334,036), capital of Hunan province, China. Located in southeast central China, it was… …   Universalium

• Doré bar — A doré bar is a semi pure alloy of gold and silver, usually created at the site of a mine. It is then transported to a refinery for further purification. The proportions of silver and gold can vary widely. Doré bars weigh as much as 25 kg.… …   Wikipedia

• Mineral industry of Kazakhstan — Kazakhstan ranks second only to Russia among the countries of the CIS in its quantity of mineral production. It is endowed with large reserves of a wide range of metallic ores, industrial minerals, and fuels, and its metallurgical sector is a… …   Wikipedia

• copper processing — Introduction  use of smelting or leaching, usually followed by electrolytic refining or recovery, 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 copper and of its… …   Universalium