DOI: 10.1595/147106704X1667 Treatment of Platinum
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Treatment of Platinum Flotation Products By A. V. Tatarnikov* and I. Sokolskaya All Russian R & D Institute of Chemical Technology, 33 Kashirskoye Road, 115409 Moscow, Russia * The AOL process is considered in 2 . Platinum group metals are present in the insol uble leach residues in natural chalcogenide mineral forms; they do not undergo
US20030146135A1
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Provided is a method involving flotation of a feed of platinum group metal ore material to prepare a platinum group metal concentrate during mineral processing operations. Prior to and/or during the flotation, a lead containing activator reagent and a xanthate collector reagent are added to the slurry and during the flotation, an oxygen deficient flotation gas, such as nitrogen gas, is used.