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Reduction of copper content in the molybdenite concentrate

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Title: Reduction of copper content in the molybdenite concentrate.
Abstract: Methods and systems for removing copper minerals from a molybdenite concentrate. One embodiment provides leaching copper from the molybdenite concentrate with a leaching solution comprising ferric chloride, removing molybdenite from the leaching solution, introducing an acid into the leaching solution and introducing O2, O3, or a combination of both, into the leaching solution. A method for regenerating ferric chloride in a leaching solution is also provided. One embodiment provides adding a leaching solution comprising Fe(II) ions, Fe(III) ions, or a combination of both, to a mixture of mineral sulfides, introducing an acid into the leaching solution, and introducing O2, O3, or a combination of both, into the leaching solution. ...


- Houston, TX, US
Inventors: Javier Jara, Sylvester Zuttah
USPTO Applicaton #: #20060182674 - Class: 423037000 (USPTO) - 08/17/06 - Class 423 


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Related Patent Categories: Chemistry Of Inorganic Compounds, Treating Mixture To Obtain Metal Containing Compound, Group Ib Metal (cu, Ag, Or Au), Leaching, Washing, Or Dissolving, Forming Insoluble Substance In Liquid, Sulfiding
The Patent Description & Claims data below is from USPTO Patent Application 20060182674, Reduction of copper content in the molybdenite concentrate.

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stats Patent Info
Application #
US 20060182674 A1
Publish Date
08/17/2006
Document #
File Date
10/24/2014
USPTO Class
Other USPTO Classes
International Class
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Drawings
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