water leaching


water leaching
водное выщелачивание

English-Russian dictionary of geology. 2011.

Смотреть что такое "water leaching" в других словарях:

  • Leaching (agriculture) — In agriculture, leaching refers to the loss of water soluble plant nutrients from the soil, due to rain and irrigation. Soil structure, crop planting, type and application rates of fertilizers, and other factors are taken into account to avoid… …   Wikipedia

  • Leaching (metallurgy) — Leaching is a widely used extractive metallurgy technique which converts metals into soluble salts in aqueous media. Compared to pyrometallurgical operations, leaching is easier to perform and much less harmful, because no gaseous pollution… …   Wikipedia

  • Leaching (chemical science) — In the chemical processing industry, leaching is known as extraction. Leaching has a variety of commercial applications, including separation of metal from ore using acid, and sugar from beets using hot water. Chloride can also be leached from… …   Wikipedia

  • Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… …   Wikipedia

  • Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …   Wikipedia

  • Leaching — Leach Leach, v. t. [imp. & p. p. {Leached}; p. pr. & vb. n. {Leaching}.] [Written also leech and letch.] 1. To remove the soluble constituents from by subjecting to the action of percolating water or other liquid; as, to leach ashes or coffee.… …   The Collaborative International Dictionary of English

  • leaching — 1. Removal of the soluble constituents of a substance by running water through it. 2. Solubilization of metals, typically from poor ores, using lithotrophic bacteria. [A.S. leccan, to wet] * * * leach·ing (lēchґing) lixiviation …   Medical dictionary

  • leaching —   the removal of minerals in solution from soils when water moves down through the soil and drains away …   Geography glossary

  • leaching —    1. The removal of materials in solution from soil, rock, or waste [22].    2. Separation or dissolving out of soluble constituents from a porous medium by percolation of water [22] …   Lexicon of Cave and Karst Terminology

  • Selective leaching — Selective leaching, also called dealloying, demetalification, parting and selective corrosion, is a corrosion type in some solid solution alloys, when in suitable conditions a component of the alloys is preferentially leached from the material.… …   Wikipedia

  • Heap leaching — is an industrial mining process to extract precious metals and copper compounds from ore.ProcessThe mined ore is crushed into small chunks and heaped on an impermeable plastic and/or clay lined leach pad where it can be irrigated with a leach… …   Wikipedia


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