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  • IMPC
    Energy Efficiency Grinding Circuit Optimization

    By Gaom M. W.

    The Mount Isa copper concentrator started operation in 1973. Its secondary grinding circuit consisted of two 5 meters diameter ball mills in closed circuit with 505 mm cyclones. At the design throughp

    Jan 1, 2014

  • IMPC
    Using Effective Dialkyl Dithiophosphates in the Flotation of Gold Ores

    By V. I. Ryaboy, V. P. Kretov, S. E. Levkovets, I. V. Ryaboy

    "Using the flotation of a gold-containing ore from a deposit in Kazakhstan as an example, we have conducted a study designing dialkyldithiophosphate collectors, in addition to xanthates, for the flota

    Jan 1, 2018

  • IMPC
    The Effect of Water Quality on the Adsorption of a Xanthate Collector in the Flotation of a Sulphide Ore

    By K. C. Corin, M. S. Manono, R. M. Manenzhe, J. G. Wiese

    "Environmental concerns necessitate the recycling of process water within mining operations. Given that recycled water is chemically different from fresh water, and collectors are added such that they

    Jan 1, 2018

  • IMPC
    The Development of Ammoniacal and Cyanidation Technology of Gold Recovery from Copper Gold-Bearing Ore

    By V. F. Petrov, O. D. Khmelnitskaya, V. M. Lodeischikov

    "The processing of copper gold ores is one of the major issues of gold-mining industry in the beginning of 21st century. In this case, application of ammoniacal cyanidation process for this type of mi

    Jan 1, 2018

  • IMPC
    Variability Studies for the Sossego 41 ktpd Grinding Circuit

    By M. Bergerman

    Sossego was the first Vale SAG mill operation to process copper-gold ore. It is located in Para state, south east of Amazon region in Brazil. The comminution circuit was designed to treat 41 000 metri

    Jan 1, 2014

  • IMPC
    Granular Flow Modeling In Tumbling Mills

    By Indresan Govender

    A continuum based granular flow model of charge motion that combines the inherent frictional nature of particles with its distinctly fluid-like structure is presented. Starting with Newton?s 2nd Law o

    Sep 1, 2012

  • IMPC
    Natural Clinoptilolite Modification for Removing Molybdate and Sulfate Ions from Mineral Processing Wastewater

    By V. Panayotov, M. Panayotova

    "Wastewater from ores processing is often polluted by molybdate and sulfate (SO42-) ions. Sorption is one of suitable methods for removing those pollutants when presenting in low concentrations. This

    Jan 1, 2018

  • IMPC
    Studies On Adaptation Of Bacillus Subtilis To Sphalerite And Galena Minerals To Enhance Flotation Selectivity

    By B. Vasanthakumar

    In this study, the effect of adaptation of B.subtilis to sphalerite and galena with respect to the selective flotation of sphalerite from the sphalerite-galena synthetic mixture has been examined. The

    Sep 1, 2012

  • IMPC
    Stirred Milling Of Siliceous Goethitic Nickel Laterite ? Batch Grinding Study

    By L. Tong

    Stirred milling of laterites offers possibilities for improving liberation and selective size reduction of soft nickel-bearing minerals in laterites. Batch grinding tests were performed in a Netzsch L

    Sep 1, 2012

  • IMPC
    Application of Coal-based Direct Reduction in Interior- combustion Shaft Kiln in Processing of Complex Refractory Iron Ore

    By M. Guo

    Coal-based Direct Reduction in Interior-combustion Shaft Kiln (CDR/ISK) is a brand-new technique. Compared with the traditional Coal-based Direct Reduction (CDR) technique, its main character is to us

    Jan 1, 2014

  • IMPC
    Main Functional Groups of Bacteria Involved in Biodetoxification of Gold Heap Leaching Wastes

    By E. P. Olberg, A. Yu. Chikin, S. V. Petrov, M. P. Belykh, N. L. Belkova

    "Bacteria that grow in autochtonous communities of gold heap leaching (HL) wastes are adapted to high concentrations of contaminants and environmental conditions. An example of a mine in the Sakha (Ya

    Jan 1, 2018

  • IMPC
    Mineralogy of Tailings: Challenges to Usual Routines of Characterization

    By O. Jerez, A. Novoselov, L. Gutiérrez, J. Morales, U. Kelm

    "In Chile, the evaluation to reprocess tailings for elements other than the traditional Cu, Mo, Au, and Ag, as well as projects to implement long-term monitoring of mining residue sites are key elemen

    Jan 1, 2018

  • IMPC
    Modelling the Inhomogeneous Dead Man of a Blast Furnace: the Population Balance Model Approach (2ee6f7b8-d4bf-4af9-950b-cc7f8789663a)

    By Markus A. Reuter, Yongxiang Yang, James R. Post

    The packed coke bed in the lower part of an iron making blast furnace, the dead man, dissolves slowly in a pool of hot metal, which is tapped regularly. The coke particles of the dead man not only exh

    Jan 1, 2003

  • IMPC
    Copper and Molybdenite Recovery in Plant and Batch Laboratory Cells in Porphyry Copper Rougher Flotation

    In this paper, the recovery of copper minerals and molybdenite in the rougher/scavenger banks of two separate mineral processing plants is compared with recovery in laboratory (batch) cells. A number

    Jan 1, 2014

  • IMPC
    Floatation of Pyrite which be Pretreated by Electrochemical Ways under External Controlled Voltages

    By R. S. Wang

    The flotation of pyrite which be pretreated by electrochemical ways under external controlled voltages in different pH is explored. The floatability of pyrite is increased indistinctively after being

    Jan 1, 2014

  • IMPC
    Rod ? Lamella Thickener for Mud Removal from Living Waters

    By J. Faitli

    The Lake Balaton is the biggest and for many reasons the most important lake in Hungary. To preserve its healthy nature it is necessary to remove the accumulated mud time to time, similarly to the man

    Jan 1, 2014

  • IMPC
    Current Practices Shaping the Science and Practice of Mineral Processing

    By R. J. Batterham

    The science and practice of mineral processing has been driven for many years by the same set of challenges that shape the mining industry ? demand and supply, grades and their decline with time, mine

    Jan 1, 2014

  • IMPC
    New AFM and FTIR Data on Adsorption of Butyl Xanthate on Sulfide Minerals under Treatment with Water Electrolysis Products

    By E. V. Koporulina, E. L. Chanturiya, M. V. Ryazantseva, E. S. Zhuravleva

    "The morphology of the surface of sphalerite, galena and chalcopyrite and the adsorption of butyl xanthate under conditions of preliminary treatment of minerals by the products of water electrolysis w

    Jan 1, 2018

  • IMPC
    Development and Applications of HermesTM Metal Magnetic Liner

    By L. S. Zhou

    HermesTM metal magnetic liner (MML) has been invented and manufactured by China Metallurgy and Mining General Co. (CMMC). This paper describes its mechanism, structure, magnetic field distribution, ap

    Jan 1, 2014

  • IMPC
    Preparation of Porous Silica with Nanofibrous Morphology from Chrysotile by Selective Leaching

    By Y. X. Yang

    Porous silica was obtained by acid leaching of chrysotile. The porous silica had been characterized by chemical analysis, powder X-ray diffraction (XRD), Fourier transform infrared spectros-copy (FT-I

    Jan 1, 2014