- cyanide heap leaching
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кучное выщелачивание цианированием
Англо-русский словарь технических терминов. 2005.
cyanide heap leaching
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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
heap leaching — noun : a mining process in which metals are leached from a pile of crushed ore by a percolating solution (as of sodium cyanide) … Useful english dictionary
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
Dump leaching — is an industrial process to extract precious metals and copper from ores.[1] Dump leaching is similar to heap leaching, however in the case of dump leaching ore is taken directly from the mine and stacked on the leach pad without crushing where,… … Wikipedia
Cortez Gold Mine — Cortez Gold Mine … Wikipedia
Gold mining in the United States — has taken place since the discovery of gold at the Reed farm in North Carolina in 1799.In 2006 the United States produced approximately 8.360 million troy ounces (260 tonnes) of gold, making it the second or third largest gold producing nation,… … Wikipedia
Gold mining in Nevada — [ Rawhide, Nevada, 1915] Gold mining in Nevada, a state of the United States, is a major industry, and one of the largest sources of gold in the world. Nevada currently produces 82% of all the gold mined in the United States. [ Mining review,… … Wikipedia
Ely, Nevada — Infobox Settlement official name = Ely, Nevada settlement type = City nickname = motto = imagesize = image caption = The Hotel Nevada image image mapsize = 250x200px map caption = Location of Ely, Nevada mapsize1 = map caption1 = subdivision type … Wikipedia
Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… … Wikipedia
Peter Hambro Mining — PLC is a London based gold mining company with operations in Russia. Its shares are listed on the Alternative Investment Market (AIM) of the London Stock Exchange. (lse|POG)The company was formed in 1994, and has been one of the fastest growing… … Wikipedia
gold processing — Introduction preparation of the ore for use in various products. For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… … Universalium
