polyacrylates used in copper ore flotation

polyacrylates used in copper ore flotation

  • A Review of the Flotation of Copper Minerals (PDF Download

    Jul 21, 2017 These principles generally involve the chemical and electrochemical aspects considered in flotation, which include the use of various reagents namely, collectors, frothers and modifiers such as activators and depressants. Flotation of sulphidic and oxidic copper minerals is reviewed, with particular 

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  • Flotation of Sulfide Components of Copper Ore in the Presence of n

    Influence of ndodecane aqueous emulsion on flotation of sulfide minerals present in the copper ore from the LegnicaGlogow Copper Basin (LGOM), carried out on the laboratory scale, was investigated. Five flotation experiments performed in the presence of different doses of ndodecane were conducted and compared.

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  • Dispersion effect on a lead–zinc sulphide ore flotation CiteSeerX

    Jan 31, 2009 Froth flotation. Flotation reagents. Flotation depressants. a b s t r a c t. This investigation was performed with samples from a lead–zinc sulphide The use of dispersing agents in lead flotation did not improve the overall efficiency of the circuit for, iron ores ionic reverse flotation (Clemmer, 1947). A high 

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  • mining Danafloat

    copper mineral recovery. In a plant where the flotation capacity is fixed, this means lower copper recoveries. Dispersants such as sodium silie, polyacrylates, and sodium hexametaphosphate are often used to minimize fine gangue slimes bubble adhesion and minimize impact on copper recovery. Alternatively, CMC 

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  • Article (PDF)

    Apr 18, 2017 Abstract: In this work, the dispersive effect of low molecular weight sodium polyacrylate (PAAS) on serpentine, and its effective flotation separation of pyrite from the refractory iron sulphide ore was possible by using PAAS minerals were used, while this study was based on a real FeS2 ore for flotation.

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  • Flotation Separation of Scheelite from Fluorite Using Sodium MDPI

    Jun 16, 2017 Keywords: scheelite fluorite flotation sodium polyacrylate selective inhibition. 1. Introduction. Scheelite and fluorite are important industrial minerals used as raw materials to produce spaceflight items such as lead–zinc sulphide [14], refractory copper oxide [15,16], and lead–zinc oxide ores. PANa is an 

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  • Copper EPA Archives

    Jan 14, 1992 NTIS PB94200979. TECHNICAL RESOURCE DOCUMENT. EXTRACTION AND BENEFICIATION OF. ORES AND MINERALS. VOLUME 4. COPPER. August 1994 Copper Flotation Circuit . . Refined copper was used at approximately 20 wirerod mills, 41 brass mills, and 750 foundries, chemical.

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  • Dispersive effect of low molecular weight sodium polyacrylate on

    Apr 18, 2017 Abstract: In this work, the dispersive effect of low molecular weight sodium polyacrylate (PAAS) on serpentine, and its effective flotation separation of pyrite from the refractory iron sulphide ore was possible by using PAAS minerals were used, while this study was based on a real FeS2 ore for flotation.

    >>Details
  • Mitigating the deleterious effect of clay minerals on copper flotation

    idea of mitigating the deleterious effect of clay minerals on copper flotation. Dr. Timothy. Nicholson also made great contributions to the interpretation of experimental data and critically revised the draft of the thesis. Dr. Ning Xu from University of South Australia conducted Xray Diffraction (XRD) analysis used in Chapter 4.

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  • US5307938A Treatment of iron ore to increase recovery through

    The premise of the present invention is the use of polyacrylate polymers, homopolymers and copolymers, as a dispersant for iron ore pulps to significantly increase the recovery of iron oxide in deslime, flotation or other separation processes requiring a highly dispersed pulp. The present invention describes a process for 

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  • Dispersive effect of low molecular weight sodium polyacrylate on

    Apr 18, 2017 Abstract: In this work, the dispersive effect of low molecular weight sodium polyacrylate (PAAS) on serpentine, and its effective flotation separation of pyrite from the refractory iron sulphide ore was possible by using PAAS minerals were used, while this study was based on a real FeS2 ore for flotation.

    >>Details
  • Flotation Separation of Scheelite from Fluorite Using Sodium MDPI

    Jun 16, 2017 Keywords: scheelite fluorite flotation sodium polyacrylate selective inhibition. 1. Introduction. Scheelite and fluorite are important industrial minerals used as raw materials to produce spaceflight items such as lead–zinc sulphide [14], refractory copper oxide [15,16], and lead–zinc oxide ores. PANa is an 

    >>Details
  • Mining SNF Group

    SNF products are used at each stage of the mine and of the metallurgical processing plant. Manufacturing plants using a wet process will use specialty mining reagents or flocculants at any stage of their operation: mining and primary crushing, beneficiation plant including flotation concentrators, hydrometallurgical and 

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  • an investigation of copper recovery from a sulphide oxide ore

    and newly discovered deposits are increasingly complex. As a result, research into the improvement of sulphideoxide copper ores processing through the use of mixed collector systems has surged. The flotation of a natural porphyry copper ore with bornite and malachite was investigated via fundamental work with pure 

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  • Copper extraction Wikipedia

    All primary sulfide ores of copper sulfides, and most concentrates of secondary copper sulfides (being chalcocite), are subjected to smelting. Some vat leach or pressure leach processes exist to solubilise chalcocite concentrates and produce copper hode from the resulting leachate solution, 

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  • mining Danafloat

    copper mineral recovery. In a plant where the flotation capacity is fixed, this means lower copper recoveries. Dispersants such as sodium silie, polyacrylates, and sodium hexametaphosphate are often used to minimize fine gangue slimes bubble adhesion and minimize impact on copper recovery. Alternatively, CMC 

    >>Details
  • Cytec Solutions

    Use of AEROPHINE® 3418A Promoter for Sulfide Minerals Flotation . . . . . . . . . New introduction of synthetic polyacrylate flocculants to replace starch and copper reduction. The affect of ferric iron on current efficiency was investigated at various iron concentrations and various current densities. The solution composition 

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  • Froth flotation Wikipedia

    Inspiration engineer L. D. Ricketts ripped out a gravity concentration mill and replaced it with the Minerals Separation process, the first major use of the process at an American copper mine. A major holder of Inspiration stock were men who controlled the great Anaconda mine of Butte. They immediately followed the 

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  • Article (PDF)

    Apr 18, 2017 Abstract: In this work, the dispersive effect of low molecular weight sodium polyacrylate (PAAS) on serpentine, and its effective flotation separation of pyrite from the refractory iron sulphide ore was possible by using PAAS minerals were used, while this study was based on a real FeS2 ore for flotation.

    >>Details
  • Mitigating the deleterious effect of clay minerals on copper flotation

    idea of mitigating the deleterious effect of clay minerals on copper flotation. Dr. Timothy. Nicholson also made great contributions to the interpretation of experimental data and critically revised the draft of the thesis. Dr. Ning Xu from University of South Australia conducted Xray Diffraction (XRD) analysis used in Chapter 4.

    >>Details
  • Adsorption of Surfactants and Polymers on Iron Oxides DiVA portal

    Iron ore pellets are an important refined product used as a raw material in the production of steel. In order to meet circumstances the flotation collector may inadvertently adsorb on the iron ore particles increasing the the surfactant from the magnetite surface upon polyacrylate adsorption, since no negative absorption 

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  • Copper Flotation [email protected] Elmhurst College

    Remember that only 0.67% of the ore is copper. The copper minerals and waste rock are separated at the mill using froth flotation. The copper ore slurry from the grinding mills is mixed with milk of lime (simply water and groundup limestone) to give a basic pH, pine oil (yes, it comes from trees a byproduct of paper mills) 

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  • Treatment of iron ore to increase recovery through the use Google

    The premise of the present invention is the use of polyacrylate polymers, homopolymers and copolymers, as a dispersant for iron ore pulps to significantly increase the recovery of iron oxide in deslime, flotation or other separation processes requiring a highly dispersed pulp. The present invention describes a process for 

    >>Details
  • Dispersion effect on a lead–zinc sulphide ore flotation CiteSeerX

    Jan 31, 2009 Froth flotation. Flotation reagents. Flotation depressants. a b s t r a c t. This investigation was performed with samples from a lead–zinc sulphide The use of dispersing agents in lead flotation did not improve the overall efficiency of the circuit for, iron ores ionic reverse flotation (Clemmer, 1947). A high 

    >>Details
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