copper-converter gas

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• 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

• Catalytic converter — A catalytic converter (colloquially, cat or catcon ) is a device used to reduce the toxicity of emissions from an internal combustion engine. First widely introduced on series production automobiles in the US market for the 1975 model year to… …   Wikipedia

• Arc converter — The arc converter, sometimes called the arc transmitter or Poulsen arc after its inventor Valdemar Poulsen, is a device used to convert DC energy into RF energy. It is now on the list of IEEE Milestones as a historic achievement in electrical… …   Wikipedia

• Converting (metallurgy) — Converting is a term used to describe a number of metallurgical smelting processes. The most commercially important use of the term is in the treatment of molten metal sulfides to produce crude metal and slag, as in the case of copper and nickel… …   Wikipedia

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• 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

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