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  • Leaching of Gold DocCopper

    Complexation of gold with bromide ions can generate stable Au(I) and Au(III) complexes. AuBr2 is stable between 0.90 V and 0.95 at pH < 9 with [Au] = 10 5 M...

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  • US2283198A Bromine process for gold ores Google Patents

    3 Claims. (Cl. 75 102) The present invention relates to the recovery of gold from its ores by leaching with solvents containing free bromine and a soluble chloride...

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  • Bromine leaching as an alternative method for gold dissolution ...

    Mar 15, 2018 ... Bromide leaching as an alternative for cyanide and thiosulfate leaching. .... Probably the best way to leach gold using bromide is preparing an...

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  • A Review on Alternative Gold Recovery Reagents to Cyanide

    Aug 15, 2016 ... Chlorination, Aqua Regia, Bromine, Thiocyanate, Thiosulfate and Thiourea leaching. For this pro pose, the gold leaching reagents are...

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  • Dissolution of gold in oxidized bromide solutions SpringerLink

    Bromide stabilizes the auric ion by forming a stable complex in acidic aqueous ... Using the rotating disc technique, the effects of rotating speed, leaching time,...

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  • (PDF) STUDY OF GOLD LEACHING WITH BROMINE AND...

    This paper presents experimental evidence that supports the use of bromine/bromide as a potential alternative to conventional cyanidation for gold leaching.

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  • Sugar solution to toxic gold recovery Research Chemistry World

    May 15, 2013 ... When mixed with a gold bromide salt in water, a precipitate quickly ... dissolution method and therefore is not applicable to leaching gold ores.'...

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  • PREG ROBBING OF GOLD IN CHLORIDE BROMIDE SOLUTION

    Jun 29, 2015 ... robbing phenomenon in gold hydrometallurgy, specifically in gold chloride bromide leaching. This phenomenon has been observed in the...

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  • Study of Gold Leaching with Bromine and Bromide and the Influence ...

    This paper presents experimental evidence that supports the use of bromine/bromide as a potential alternative to conventional cyanidation for gold leaching.

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  • Bromine Cyanide Gold Leaching: Cyanogen Bromide

    Feb 14, 2017 ... Although the bromo cyanide or Diehl process for the extraction of gold from its ores is used on several of the Kalgoorlie mines, very little...

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