Treatment process for extraction of precious, base and rare elements

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TREATMENT PROCESS FOR EXTRACTION OF PRECIOUS, BASE AND RARE ELEMENTS This invention describes a hydrometallurgical process for the recovery and separation of valuable elements, in particular gold and silver, from a feed material comprising a refractory, intractable or otherwise poorly responding to conventional treatment routes ores, concentrates and other materials. In particular, the process is a process integrated into one or more existing value element extraction processes. 4/4 ............................... ..e..........d...He a p.....Le a c h.... ... slurry treatmentcLea .. K ........ Chlorination.................... Precious : .............. .....................m eta...reco v ery.. .................... S o lid ....................... ....liq u id....se p a ra tio n.... ... Product....Purification... .............. .g .............. ... HCI.recovery ............... e a.ige l XXXXXXXXA ~ ~ ~ IG 4 : ...... ......