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acts as a depressant in the flotation

  • the effect of sulphite on the xanthate-induced flotation of copper ...

    Key words: pyrite, flotation, sulphite, depressants. INTRODUCTION ..... Flotation data have shown that at pH 7 and 9 sodium bisulphite acts as a depressant.

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  • RTF format - Saflii

    Feb 12, 2013 ... CMC acts as a depressant in the mining froth flotation process (see further description of CMC below). Senmin, more specifically, markets three...

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  • Flotation Depressants - Mineral Processing / Metallurgy

    Oct 23, 2016 ... First let's change the amount of the Flotation Depressants used. The valuable mineral that isn't liberated from the unwanted mineral will begin...

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  • Roles of Depressants in Flotation of Sulphide Minerals - Springer

    The principle of depression by hydroxyl ion and hydrosulphide is explained which regulates the pH to make the given mineral float or not. And so the critical pH...

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  • Introduction to Mineral Processing - Chevron Phillips Chemical

    Depressants are chemicals that inhibit the flotation of minerals. They are used to improve the selectivity of a flotation process. They often make it feasible to...

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  • FloatSilTM Mining Reagent - PQ Corporation

    regulating agent in the grinding and flotation circuits. ... While FloatSil™ is best known as a selective depressant for quartz and silicate ... acts as a depressant,.

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  • Acirc; nbsp;what is the role of Depressant in froth floatation m ...

    Jan 18, 2012 ... Depressants prevent certain type of particles from forming froth during froth floatation process. A common depressant used in the froth floatation...

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  • Nonferrous Metals - The National Lime Association

    Both quicklime and hydrated lime are widely used in the flotation or recovery of ... in particular, copper ore flotation in which lime acts as a depressant (settling...

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  • Alternatives For Sodium Cyanide For Flotation Control, October 1981

    In the copper, lead, and zinc industries the primary uses for cyanides are as depressants for the flotation of iron and zinc minerals and for the reactiva- tion of...

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  • COMPARISON OF DIFFERENT PYRRHOTITE DEPRESSANTS IN ...

    mechanism in which sulfur dioxide acts as a reactive component primarily for the ... polymer depressants in pentlandite pyrrhotite flotation separation.

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