extract a metal from an ore

См. также в других словарях:

• extract — verb (t) /əkˈstrækt / (say uhk strakt), /ɛk / (say ek ) 1. to draw forth or get out by force: to extract a tooth. 2. to deduce (a doctrine, principle, etc.). 3. to derive or obtain (pleasure, comfort, etc.) from a particular source. 4. to take or …  

• extract — I. transitive verb Etymology: Middle English, from Latin extractus, past participle of extrahere, from ex + trahere to draw Date: 15th century 1. a. to draw forth (as by research) < extract data > b. to pull or take out forcibly < extracted …   New Collegiate Dictionary

• Ore dressing — is one of the principal processes in the work of mining. It consists of separating economically valuable minerals from those with little or no value, or of separating valuable minerals from each other, so that they may be further processed, for… …   Wikipedia

• extract — [ek strakt′, ikstrakt′; ] for n. [ eks′trakt΄] vt. [ME extracten < L extractus, pp. of extrahere, to draw out < ex , out + trahere, to DRAW] 1. to draw out by effort; pull out [to extract a tooth, to extract a promise from someone] 2. to… …   English World dictionary

• Ore — For other uses, see Ore (disambiguation). Iron ore (Banded iron formation) …   Wikipedia

• Metal — This article is about metallic materials. For other uses, see Metal (disambiguation). Some metal pieces Metals Alkali metals …   Wikipedia

• Ore shoot — is a colloquial term in mining and geology to describe a long seam of mineral or metal bearing rock that can be profitable to extract. The term may have originated in the 17th and 18th centuries when various theories existed on the origins of ore …   Wikipedia

• ore — noun ADJECTIVE ▪ rich ▪ high grade, low grade ▪ metal, mineral ▪ copper, gold, iron …   Collocations dictionary

• Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and …   Wikipedia

• Precious metal — A precious metal is a rare metallic chemical element of high economic value. Chemically, the precious metals are less reactive than most elements, have high luster, are softer or more ductile, and have higher melting points than other metals.… …   Wikipedia

• Type metal — The term type metal (sometimes called hot metal ) represents a range of metal alloys that are used in traditional typefounding and mechanical typesetting. History Although the knowledge of casting soft metals in moulds was well established before …   Wikipedia