Invention Grant
- Patent Title: Method for thiosulfate leaching of precious metal-containing materials
- Patent Title (中): 含贵金属材料的硫代硫酸盐浸出方法
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Application No.: US12683967Application Date: 2010-01-07
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Publication No.: US08097227B2Publication Date: 2012-01-17
- Inventor: Ralph Peter Hackl , Jinxing Ji , Paul George West-Sells
- Applicant: Ralph Peter Hackl , Jinxing Ji , Paul George West-Sells
- Applicant Address: CA Vancouver
- Assignee: Placer Dome Technical Services Limited
- Current Assignee: Placer Dome Technical Services Limited
- Current Assignee Address: CA Vancouver
- Agency: Sheridan Ross PC
- Main IPC: C22B11/00
- IPC: C22B11/00
Abstract:
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.
Public/Granted literature
- US20100111751A1 METHOD FOR THIOSULFATE LEACHING OF PRECIOUS METAL-CONTAINING MATERIALS Public/Granted day:2010-05-06
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