how to leach gold ore with chlorination

  • A Method for Leaching or Dissolving Gold from Ores or

    lurgical gold extraction routes utilize a leaching step to produce a gold-bearing solution as an intermediate product while the recycling of secondary gold from electronic and precious metal scrap is based on the selective and fast dissolu-tion of the precious metal Therefore, A Method for Leaching or Dissolving Gold from Ores or Precious.

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  • Gold Ore Chlorination

    Experience has shown how difficult it is to obtain information regarding laboratory-tests in connection with the gold ore chlorination process for the extraction of gold from its ores, and I therefore present the following method, somewhat in detail, for the benefit of those who may desire to pursue research work in this field The ore chosen was a partly-decomposed porphyry, extremely.

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  • A Method for Leaching or Dissolving Gold From Ores or

    Aug 18, 2005· The hydrometallurgical leaching of native gold from gold-bearing ores or the dissolution of gold metal during the recycling of electronic and precious metal scrap is performed every day using.

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  • US4439235A

    Ground ore and primary leach solutions are ideally combined at a temperature of 80°-85° C The leach solution has a pH of 4-6 Although the primary leach solution will extract precious metals from the ore at lower and higher temperatures, the chlorination leach process does not appear to function as efficiently at these temperature extrem.

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  • Kinetics of leaching refractory gold ores by ultrasonic

    This paper investigated the kinetics of leaching gold from refractory gold ores by ultrasonic-assisted electro-chlorination The effects of ultrasound time ratio, initial hydrochloric acid concentration and leaching temperature on the kinetic parameters were discussed It is found that the leaching ratio goes up with all the factors increasing.

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  • Leaching Gold From Concentrates and Black Sands

    Feb 20, 2014· TCB International LLC is a Phoenix, Arizona based company specializing in the processing of precious metal or Our state of the art plant contains an in house laboratory and leaching.

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  • The Chlorination Assay

    Also available from Amazon: Leaching Gold And Silver Or The Chlorination Assay 200 The so-called chlorination assay, is so far incorrect that it gives not only the silver chloride, but all other silver compounds which are soluble in solutions of the alkaline or earthy hyposulphites It may seem that this is a matter of indifference.

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  • Alternative lixiviants to cyanide for leaching gold ores

    Alternative lixiviants to cyanide for leaching gold ores MG Aylmore Placer Dome Technical Services Ltd, 323 Alexander St, Vancouver, BC, Canada V6A 1C4 Over 25 alternative lixiviant processes to cyanide have been tested in the laboratory, some of which have been successful for niche applications.

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  • gold leaching chlorination

    leaching gold ore with chlorine - mountainboardscoza Leaching of Gold with Various Lixiviants or Complexing Agents cyanide and its ineffectiveness in treating refractory ores and concentrat and I Dissolution of gold using chlorine or chloride ion has been known from several centuri.

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  • bleach, vinegar and salt dissolve gold

    Dec 17, 2013· bleach, vinegar and salt dissolve gold; User Info Username: Password: Welcome, Guest Please login or , The section on chlorine leaching starts about halfway down the page, although the entire article is excellent reading and very informative , I've been trying to leach small amounts of gold ore and black sands I've book marked this post.

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  • gold leaching with chlorine plant

    Keynote Address: Newmont’s contribution to gold technology527 Кб Cyanide has problems leaching gold occurring in pregrobbing carbonaceous oxide ores or preg-robbing carbonaceous ores that have a low sulphide contentThe limited tonnage of ore available at the time dictated the use of chlorine.

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  • Full text of "Leaching gold and silver ores : The Plattner

    Full text of "Leaching gold and silver ores : The Plattner and Kiss processA practical treatise" See other formats.

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  • The method of underground leaching of gold from ore placer

    The method of underground leaching of gold from ore placer deposits using chlorine, which includes the drilling of injection and odajnyk wells, the supply of leach solution into the reservoir, the pumping and processing of productive solution by known methods, wherein the leaching of lead in two stages: first by filing a chlorinated solution of.

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  • Leaching of an oxide gold ore with chloride/hypochlorite

    An oxide gold ore was subjected to chloride/hypochlorite leaching at room temperature The effects of three factors, including Ca(OCl) 2 vs NaOCl, OCl − concentration, and HCl concentration on gold leaching performance were investigated Due to formation of CaOCl + complex in solution and hence less reactivity, calcium hypochlorite produces a sluggish gold leaching kinetics, taking twice.

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  • Newbery-Vautin chlorination process

    The Newbery-Vautin chlorination process is a process to extract gold from its ore using chlorination developed by James Cosmo Newbery and Claude Vautin Background The process of extracting gold from ores by absorption of the precious metal in chlorine gas, from which it is reduced to a metallic state, is not a very new discovery.

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  • The Chlorination Assay

    Also available from Amazon: Leaching Gold And Silver Or The Chlorination Assay 200 The so-called chlorination assay, is so far incorrect that it gives not only the silver chloride, but all other silver compounds which are soluble in solutions of the alkaline or earthy hyposulphites It may seem that this is a matter of indifference.

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  • chlorination in extraction of gold

    Gold Ore Chlorination Mineral Processing Metallurgy Experience has shown how difficult it is to obtain information regarding laboratory tests in connection with the gold ore chlorination process for the extraction of gold from its ores, and I therefore present the following method, somewhat in detail, for the benefit of those who may desire to pursue research work in this field.

    Live Chat
  • Full text of "Leaching gold and silver ores : The Plattner

    Full text of "Leaching gold and silver ores : The Plattner and Kiss processA practical treatise" See other formats.

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  • A Method for Leaching or Dissolving Gold From Ores or

    Aug 18, 2005· The hydrometallurgical leaching of native gold from gold-bearing ores or the dissolution of gold metal during the recycling of electronic and precious metal scrap is performed every day using.

    Live Chat
  • Leaching of an oxide gold ore with chloride/hypochlorite

    An oxide gold ore was subjected to chloride/hypochlorite leaching at room temperature The effects of three factors, including Ca(OCl) 2 vs NaOCl, OCl − concentration, and HCl concentration on gold leaching performance were investigated Due to formation of CaOCl + complex in solution and hence less reactivity, calcium hypochlorite produces a sluggish gold leaching kinetics, taking twice.

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  • chlorine for leaching gold

    Full text of "Leaching gold and silver ores : The Plattner and Kiss , For gold and silver, chlorine is the most suitable 10 INTRODUCTION substance for this purpose In order, then, to extract gold and silver from ores by leaching,, More details » Get Price.

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  • Plattner Gold Chlorination Process

    Metallurgical ContentPlattner Chlorination Process How to Use the Plattner Chlorination ProcessChlorination VatsHow to Load Ore in the VATSHow to Generate Chlorine GasOre Impregnation Time by Chlorine GasChemical Reactions in the Impregnation VatHow much Chlorine is required to leach goldLeaching the ChargePrecipitation of Gold in Chlorination ProcessUsing Liquid Chlorine The use of chlorine.

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