- lead copper matte
- свинцово-медный штейн, блейштейн
Большой англо-русский и русско-английский словарь. 2001.
lead copper matte
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Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico … Wikipedia
Copper — For other uses, see Copper (disambiguation) … Wikipedia
Lead — (pronEng|ˈlɛd) is a main group element with a symbol Pb ( la. plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish white color when freshly cut, but… … Wikipedia
matte — matte1 [mat] n. [Fr < dial. mate, a lump, prob. ult. < L matta, MAT1] an impure mixture of sulfides that is produced in smelting the sulfide ores of copper, nickel, lead, etc. matte2 [mat] n. [var. of MAT2] a dull surface or finish, often… … English World dictionary
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
matte — matte1 /mat/, adj., n., v., matted, matting. adj. 1. having a dull or lusterless surface: matte paint; a matte complexion; a photograph with a matte finish. n. 2. a dull or dead surface, often slightly roughened, as on metals, paint, paper, or… … Universalium
lead processing — Introduction preparation of the ore for use in various products. Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… … Universalium
matte — I. or matt variant of mat III 1 II. adjective also mat or matt Etymology: French mat, from Old French, faded, defeated Date: circa 1648 lacking or deprived of luster or gloss: as a. having a usually smooth even surface free from shine or… … New Collegiate Dictionary
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
Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… … Wikipedia
white metal — /waɪt ˈmɛtl/ (say wuyt metl) noun 1. a. any of various light coloured alloys containing a high proportion of tin, as babbitt metal, britannia metal, etc., used for bearings, light castings, and domestic articles. b. any of various similar alloys… …
