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 MIETTINEN, VILLE, HAAPALAINEN, MIKA, AHTIAINEN, RIINA, PAATERO, ERKKI, VALKAMA, KARI, HIETALA, KARI
Format Patent
LanguageEnglish
French
Published 06.11.2014
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. L'invention concerne un procédé de préparation d'une solution contenant de l'or par lixiviation de chlorure à partir de matériaux bruts aurifères. Un autre objet de l'invention est de fournir un procédé de récupération d'or et éventuellement d'argent à partir de la solution contenant de l'or préparé. L'invention concerne également un processus de récupération d'or et éventuellement d'argent.
Bibliography:Application Number: WO2014FI50309