METHOD OF PREPARING A GOLD-CONTAINING SOLUTION AND PROCESS ARRANGEMENT FOR RECOVERING GOLD AND SILVER

The invention relates to a method for preparing a gold- containing solution by chloride leaching from gold-bearing raw materials. A further object of the invention is to provide a method for recovering gold and optionally silver from the prepared gold-containing solution. The invention relates also...

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Bibliographic Details
Main Authors Kari VALKAMA, Ville MIETTINEN, Riina AHTIAINEN, Kari HIETALA, Mika HAAPALAINEN, Erkki PAATERO
Format Patent
LanguageEnglish
Spanish
Published 04.09.2019
Subjects
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Summary:The invention relates to a method for preparing a gold- containing solution by chloride leaching from gold-bearing raw materials. A further object of the invention is to provide a method for recovering gold and optionally silver from the prepared gold-containing solution. The invention relates also to a process arrangement for recovering gold and optionally silver. La invención se refiere a un método para preparar una solución que contiene oro mediante lixiviación con cloruro a partir de materias primas auríferas. Otro objetivo de la invención es proporcionar un método para recuperar oro y opcionalmente plata de la solución preparada que contiene oro. La invención también se refiere a una disposición de proceso para recuperar oro y opcionalmente plata.
Bibliography:Application Number: MX20150014993