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all slime cyanidation equipment for silver in venezuela

gold silver recovery from mexican ore - metallurgist

mar 19 the slime-tailing from the deister tables is re-concentrated on vanners the tailing from the vanners settles to 3½ tons of water per ton of slime the water being further reduced to ¾ 1 in a vacuum- filter the filter-cake is washed with weak barren solution before being sent to the cyanide plant

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gold and silver leaching by cyanidation - metallurgist

mar 19 the basis of the cyanide process is that weak solutions of sodium or potassium cyanide have a preferential dissolving action on small particles of metallic gold and silver over other materials usually found in gold ores however there are a few minerals known as cyanicides that have deleterious effects

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chemistry of cyanidation of gold silver - metallurgist

mar 18 the usual reaction given for the dissolution of gold and metallic silver in cyanide solution is known as elsner's equation sulphuretted hydrogen sulphurous acid ferrous sulphide all of which may be present in old accumulated slime dams ferrous sulphate which in alkaline solutions becomes ferrous

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recovery potential of gold and silver from - unza

recovery potential of gold and silver from anode slimes by cyanidation and absorption process by delax tenthani chilumbu a dissertation submitted to the university of zambia in partial fulfillment of the requirements for the degree of master of mineral sciences in metallurgy and

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gold cyanidation circuits - metallurgist

may 16 in the past the usual practice to secure complete dissolution of the gold and silver values was to reduce all of the ore to a very finely divided state practically all through mesh recently however through the introduction of novel concentrating devices such as the mineral jig and the unit flotation cell

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