- chemical leaching
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химическое выщелачивание
Англо-русский словарь технических терминов. 2005.
Англо-русский словарь технических терминов. 2005.
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
Chemical plant — BASF Chemical Plant Portsmouth Site in the West Norfolk area of Portsmouth, Virginia, United States. The plant is served by the Commonwealth Railway … 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
Leaching — In general, leaching is the extraction of certain materials from a carrier into a liquid (usually, but not always a solvent). Specifically, it may refer to:*Leaching (agriculture) *Leaching (chemical science) *Leaching (metallurgy) **Dump… … Wikipedia
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium
Chemical process of decomposition — Human body composition Decomposition is a process that begins immediately after death and involves the destruction of soft tissue, leaving behind skeletonized remains. The chemical process of decomposition is complex and involves the breakdown of … Wikipedia
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
Toxicity characteristic leaching procedure — (TCLP) is a soil sample extraction method for chemical analysis employed as an analytical method to simulate leaching through a landfill. The leachate is analysed for substances appropriate to the protocol.The Resource Conservation and Recovery… … Wikipedia
Tank leaching — Tank leaching, also called vat leaching, is a hydrometallurgical method of extracting valuable material (usually metals) from ore. It involves placing ore, usually after size reduction and classification, in large tanks or vats containing a… … Wikipedia
Uranium mining — The Ranger Uranium Mine in Australia … Wikipedia
Nuclear fuel cycle — The nuclear fuel cycle, also called nuclear fuel chain, is the progression of nuclear fuel through a series of differing stages. It consists of steps in the front end, which are the preparation of the fuel, steps in the service period in which… … Wikipedia