PLACER DOME TECHNICAL SERVICES LIMITED
PLACER DOME TECHNICAL SERVICES LIMITED Patent applications | ||
Patent application number | Title | Published |
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20100111751 | METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS - Processes are provided for recovering precious metals from refractory materials using thiosulfate lixiviants. The processes can employ heap leaching or lixiviants that include one or more blinding agents. | 05-06-2010 |