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gold electro chlorine leach

Mineral Process | gold electro chlorine leach

new hydrometallurgical process for gold recovery the method consist in leaching the gold with chlorine resulted from naclo decomposition in ... controlled speed electric motor. at the end of the leach, the.

leaching of an oxide gold ore with chloride/hypochlorite solutions an oxide gold ore was subjected to chloride/hypochlorite leaching at room ... electrochemical recovery of minor concentrations of gold from cyanide-free cupric...

selective recovery of gold from waste mobile phone pcbs by ... - ncbi oct 15, 2011 ... the leaching of gold from the scrap mobile phone pcbs by electro-generated chlorine as an oxidant and its recovery by ion exchange process...

Advantages of gold electro chlorine leach

gold chlorination - dundee sustainable technologies dst's chlorination process uses sodium hypochlorite with a catalytic amount of ... as copper, a water or acid leach is carried out prior to the gold extraction step.

roasting and chlorine leaching of gold-bearing refractory ... keywords. gold ores. refractory ores. leaching. chlorine ... an in situ electrochemical slurry oxidation by chlorine in acidified salty water has been evaluated at...

chloridehypochlorite oxidation and leaching of refractory sulfide ... chloridehypochlorite oxidation and leaching of refractory sulfide gold .... j.s.j., 1993, the electrochemical disso-lution of gold in bromine medium, minerals...

chloride as an alternative to cyanide - sgs chlorination was the most popular process to extract gold, before it was rendered obsolete with the advent ... various options available to recover gold from platsol® leach solutions are also ...... electrolytes, (journal of electrochemical.

gold electro chlorine leach application

a method for leaching or dissolving gold from ores or ... - springer link the hydrometallurgical leaching of ... dissolution of gold metal from electronic ... stoichiometric quantities of chlorine gas evolved and contained in the free space...

us4723998a - recovery of gold from carbonaceous ores by ... recovery of gold from carbonaceous ores by simultaneous chlorine leach .... the rate of reaction for the electrochemical deposition of precious metals from an...

chloridehypochlorite oxidation and leaching of refractory in this research, oxidation of sulfide minerals and leaching of gold from a ... mation of chlorine gas (ph < 3.5), the optimum leaching parameters were determined. ..... m.t., lorenzen l., van devente j.s.j., 1993, the electrochemical disso-.