extract copper by smelting

  • 1Copper — For other uses, see Copper (disambiguation) …

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  • 2Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico …

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  • 3Copper Kings — The Copper Kings, industrialists William Andrews Clark, Marcus Daly, and F. Augustus Heinze, were collectively known for the epic battles they fought in Butte, Montana and the surrounding region during the Gilded Age over the control of the local …

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  • 4Electric Smelting and Aluminum Company — Type Private Industry Aluminum, bronze, carborundum, copper, alloys Founded c. 1886 to 1940s Founder(s) Alfred H. Cowles, Eugene H. Cowles Headquarters …

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  • 5List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …

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  • 6Business 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

  • 7Timeline of chemical elements discoveries — The discovery of the elements known to exist today is presented here in chronological order. The elements are listed generally in the order in which each was first defined as the pure element,[clarification needed] as the exact date of discovery… …

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  • 8Nickeline — General Category Arsenide mineral Chemical formula nickel arsenide:NiAs …

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  • 9Tongoy, Chile — Tongoy is a Chilean coastal town in the commune of Coquimbo in Elqui Province, Coquimbo Region. It is located 42 kilometers to the south of Chile s second oldest city, La Serena, next to the spa of Guanaqueros, on a rocky promontory opposite the… …

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  • 10METALS 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