- Smelting - Encyclopedia. com
Smelting is the process of separating the metal from impurities by heating the concentrate to a high temperature to cause the metal to melt Smelting the concentrate produces a metal or a high-grade metallic mixture along with a solid waste product called slag
- Smelters - Encyclopedia. com
SMELTERS Smelting is a method of separating gold, silver, and other metals from their ores with fire and heat intense enough to melt the ores A Spanish law of 22 August 1584 required a government smelter to be established in every mining district in the New World and required all miners to bring their gold and lead-silver to a government furnace
- Slag | Encyclopedia. com
slag refuse matter from smelting XVI — MLG slagge, perh f slagen strike, SLAY1, with ref to fragments resulting from hammering
- Mitsui Mining Smelting Co. , Ltd. - Encyclopedia. com
Mitsui Mining Smelting Co , Ltd (MMS) is one of Japan ’ s leading smelters of zinc, copper, and other nonferrous metals The company also trades in precious metals, and has developed a growing assortment of processed metal products for the automotive and electronics industries
- Metallurgy through the Ages - Encyclopedia. com
Metallurgy through the Ages Overview Over a period of thousands of years, humans learned to identify, extract, blend, and shape metals into tools, ornaments, and weapons The ability of metals to alter the wealth, power, and culture of societies is so profound that the Bronze Age and the Iron Age label distinct eras in human development Metallurgy makes the current Information Age possible
- Ore | Encyclopedia. com
Mining, beneficiation, and smelting have led to the introduction of unacceptable levels of metals into lakes, streams, and ground water Underground mining has caused land surface subsidence problems in many parts of the country, principally in coal mining areas
- Melting Pot - Encyclopedia. com
Melting Pot BIBLIOGRAPHY Amalgamation of settlers of diverse national origin has long been linked with the idealistic self-image of America as a new type of nation-state The French-born immigrant J Hector St John de Cr è vecoeur (1735 – 1813), in Letters from an American Farmer (1782), described America as a country where “ individuals of all nations are melted into a new race of men
- AMAX Inc. - Encyclopedia. com
AMAX Inc 200 Park Avenue New York, New York 10166 U S A (212) 856-4200 Fax: (212) 856-5986 Public Company Incorporated: 1887 as American Metal Co Limited Employees: 20,200 Sales: $3 79 billion Stock Exchanges: New York Midwest Pacific Amsterdam Brussels Frankfurt London Paris Basel Geneva Zurich Toronto Vienna AMAX is a mining, metals, and energy concern based in the United States with
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