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elution process goldcyanidation techniques

  • The elution of gold from activated carbon at room ... - SAIMM

    widely used method for the recovery of gold in ... the elution of gold cyanide from loaded carbon. In the Zadra process!, a hot solution of caustic cyanide (typically...

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  • Carbon Stripping – Denver Mineral Engineers

    (3) Anglo American Research Laboratory (AARL) Method ... gold from loaded carbon were developed, that the process came into widespread use for gold .... carbon, with a caustic cyanide solution followed by elution with an alcohol mixture.

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  • Patent US6200364 - Process for eluting precious metals from ...

    Mar 13, 2001 ... The most common commercial methods for the elution of gold cyanide from activated carbon are the Zadra (U.S. Pat. No. 2,579,531, issued...

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  • The role of cyanide in the multi-component elution of cyanide ...

    American Research Laboratories (AARL) method or modifications thereof. ... elution of activated carbon makes this process difficult to model. ... and cyanide pre-treatments) the elution of gold is independent of flow rate, and therefore an...

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  • Carbon in pulp - Wikipedia

    Carbon in Pulp (CIP) is an extraction technique for recovery of gold which has been liberated into a cyanide solution as part of the gold cyanidation process ... undergoing "elution" or desorption of gold cyanide at high temperature and pH.

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  • Patent US3920403 - Method of desorbing gold from activated ...

    Gold in the form of its cyanide complex is desorbed from activated carbon by ... Process for Recovering Gold and Silver from Activated Carbon by Leaching and...

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  • Elution & Carbon Reactivation Resource Book

    resulting gold cyanide complex ions are then concentrated and separated from the slurry by ... As well as stripping the gold from the carbon, the elution process...

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  • The process design of gold leaching and carbon-in-pulp ... - SAIMM

    simulation and modelling techniques that can assist with this design ... carbon. Cyanide air/oxygen. Lime flocculant. Run of mine ore. Process works. Project .... Adsorption. 5.2. Elution. 3.5. Gold refining. 4.2. Reagent make-up and dosing. 1.4.

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  • Chapter 8: Metal Extraction - 911 Metallurgist

    considerations for both of the gold recovery methods. As with other ... about the same time as the introduction of the cyanidation process, the history of which i s .... Elution and reactivation - Gold and silver are desorbed from the carbon into a...

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  • Factors affecting the elution of gold cyanide from activated carbon

    Jan 25, 2017 ... Factors affecting the elution of gold cyanide from activated carbon on ... the adsorption of gold onto activated carbon is an exothermic process...

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