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how to leach gold chloride

  • Chloride–hypochlorite oxidation and leaching

    In this research, oxidation of sulfide minerals and leaching of gold from a gold–bearing sulfide concentrate using chloride–hypochlorite solution was investigated...

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  • Extraction of Gold - atomistry.com

    After chlorination of the gold, preferably with chlorine under pressure, the metal is precipitated by hydrogen sulphide or ferrous sulphate, or the gold is...

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  • Patent WO2013152424A1 - Chloride process for the leaching of ...

    Oct 17, 2013 ... a) leaching the gold-bearing ore or concentrate with a lixiviant of hydrochloric acid and magnesium chloride at atmospheric pressure at a...

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  • Leaching With Chlorine - TreasureNet

    I would like to leach out the gold from my concentrates. If you have experience with leaching black sands using chlorine, can you please...

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  • Basement Chemistry for the Prospector - Cyanide Leaching

    The first chemical leaching of gold occurred in the late 1800's with the introduction on the market of "DuPont Mining Salts". It did extract gold as gold chloride.

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  • Chloride as an Alternative to Cyanide - SGS

    (~5-10 g/L) of sodium chloride to the autoclave. The principles ... Various options available to recover gold from PLATSOL® leach solutions are also discussed.

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  • A Comparative Study of Cyanide and Chloride – Hypochlorite Gold ...

    A Comparative Study of Cyanide and Chloride – Hypochlorite Gold Leaching of Oxide Ore from Placer, Surigao Del Norte An Undergraduate Thesis Presented...

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  • Leaching of an oxide gold ore with chloride ... - ResearchGate

    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−...

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  • New Chloride Leaching Process for Gold Extraction from Refractory ...

    New Chloride Leaching Process for Gold Extraction from Refractory Ores ... Cite this article as: Rapson, W. Gold Bull (1997) 30: 20. doi:10.1007/BF03214753.

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  • Leaching of an oxide gold ore with chloride ... - Science Direct

    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− concen.

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