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extract metal from ore

См. также в других словарях:

  • 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 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

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

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

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

  • smelt — smelt1 verb extract (metal) from its ore by a process involving heating and melting. ↘extract metal from (ore) by this process. Derivatives smelter noun smelting noun Origin C16: from MDu., Mid. Low Ger. smelten. smelt2 past and past participle… …   English new terms dictionary

  • 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

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