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  • IMPC
    Production of High-Quality Magnetite Concentrate from Scarn Ore by JSC "SSGPO"

    By A. An. Mushketov, A. Al. Mushketov, N. A. Sopina

    "INTRIDUCTION At present, more and more metallized raw materials with a metallization degree of not less than 80% are used in the smelting of steel. The main quantity of this raw material is produced

    Jan 1, 2018

  • IMPC
    Technology for gold recovery from poor argillaceous oxidized ores by a combined method

    By Arkady Senchenko, Andrey Vasiliev, Alexander Aksenov, Metodi Zlatev

    "This paper considers the issue of treating argillaceous oxidized ores with low gold grade (around 1.0 g/t). These ores according to their gold recovery level can be treated by heap leaching and agita

    Jan 1, 2014

  • IMPC
    Physicochemical observations during process water reuse in flotation of oxide copper-cobalt ore

    By Stoyan Gaydardzhiev, Michel Shengo, Pierre Kalenga

    Lab-scale flotation of copper and cobalt oxidized ore from the Luiswishi deposit in the Katanga province (DRC) has been done focusing on the influence of the degree of process water recycling on metal

    Jan 1, 2014

  • IMPC
    The Nature Of SO2 Absorption Of Siderite And Ankerite For Flue Gas Desulfurisation In Iron Ore And Steel Industry Studied By Neutron Thermo Diffractometry

    By A. Boehm

    Mineral selective flash roasting (Steiner process) in oxidizing atmosphere was tested successfully for the efficient low intensity magnetic separation of siderite from ankerite and other gangue minera

    Sep 1, 2012

  • IMPC
    Sludge Pelleting Of Paper And Pulp Residues

    By S. Narra

    The importance of bio-products production is enhanced with the abundance and renewability of ligno- cellulosic biomass in comparison to the depleting fossil fuels especially in producing environment f

    Sep 1, 2012

  • IMPC
    Polymer depressant adsorption selectivity in mixed mineral systems

    By Mohammad Kor, David Beattie, Agnieszka Mierczynksa-Vasilev

    The selectivity of polymer adsorption in mixed mineral systems is the basis for polymer depression of gangue minerals in flotation. Effective polymer depressants not only reduce gangue mineral recover

    Jan 1, 2014

  • IMPC
    Modification of the Surface of Sulfide Minerals and Cassitierite by Metal–Adsorbat Complexes during Tin Ore Flotation

    By A. O. Gapchich, T. N. Matveeva, N. K. Gromova

    "Tin sulfide ores and aged man-made products obtained after their processing are distinguished by a complex material composition and uneven impregnation of sulfide minerals (chalcopyrite, galena, arse

    Jan 1, 2018

  • IMPC
    Comperative experimental study of two grinding media

    By Kremena Dedelyanova, Tsvetan Damyanov, Nikolay Hristov, Evgeni Kostadinov, Lubomir Kuzev

    "Spherical grinding media (balls) are the most widely used media for comminution of ores by grinding. One way to optimize the grinding process in a tumbling mill is associated with the development and

    Jan 1, 2014

  • IMPC
    Developing a process flow for the recovery of gold ores in the Philippine small-scale mining industry

    By Reinol Compañero, Ivy Gonzales, Herman Mendoza, Brian Buenaventura

    "The extraction of gold in the Philippines has been a significant challenge for the past decades. Around 70-75% of gold mined in the country can be accounted from the small-scale mining industry which

    Jan 1, 2014

  • IMPC
    Effect of Microwave Treatment on Processing of Ultramafic Nickel Ores

    By E. R. Bobicki

    "Low-grade ultramafic nickel ores, while representing a large potential nickel resource, are difficult to process due to their serpentine content. Microwave treatment is proposed as a technique to imp

    Jan 1, 2018

  • IMPC
    A DEM Investigation of the Mechanism Governing Improved Grinding Efficiency Obtained by Partial Replacement of A Ball Charge by Pebbles

    By Brian Loveday, Sandile Nkwanyana, Indresan Govender

    "Recent batch experiments by the authors in a pilot scale ball mill (Ø = 0.6m) have demonstrated that a partial replacement of the ball charge by pebbles (25 % pebbles; 75 % steel balls) optimally red

    Jan 1, 2018

  • IMPC
    The investigation of operating parameters in a vertical stirred mill

    By Garren Edwards, van der Westhuizen. Andre

    "Due to the depletion of easily treated coarser ores, more mineralogically complex ores with smaller valuable mineral grain sizes are treated, the means to liberate these minerals lies in grinding fin

    Jan 1, 2014

  • IMPC
    A potential application of high voltage pulse technology in a gold-copper ore grinding circuit

    By Weiran Zuo, Narayan Krishnan, Frédéric von der Weid, Emmy Manlapig, Fengnian Shi, Klaas van der Wielen

    Laboratory study has identified a new application of high voltage electrical pulse technology for pre-weakening ores. In recent years, the Julius Kruttschnitt Mineral Research Centre (JKMRC), Newcrest

    Jan 1, 2014

  • IMPC
    Preconcentration of Ores as a Major Activity of JSC Irgiredmet

    By V. E. Dementiev, V. I. Kulikov, G. I. Voiloshnikov, Yu. O. Fedorov

    "The report presents the summary of the JSC Irgiredmet’s activities in the field of preconcentration of ores. As of 2018, the Institute has almost 40-years’ experience in this area. Over the years, Ir

    Jan 1, 2018

  • IMPC
    NIR hyperspectral imaging based techniques in demolition waste recycling

    By Silvia Serranti, Giuseppe Bonifazi, Roberta Palmieri

    The possibility to develop an efficient recovery and reuse of concrete materials from Demolition Waste (DW) represents one of the main targets applied to end-of-life constructions dismantling/recyclin

    Jan 1, 2014

  • IMPC
    Complex Technology Development for Processing Secondary Raw Materials of Aluminum Production for Use in the Electrolysis Process

    By E. V. Zelinskaya, A. E. Burdonov

    "In the raw aluminum production processon electrolyzers with self-baking anodes, during technological operations, flow-regulated treatment and adjustment of the electrolyte chemical composition produc

    Jan 1, 2018

  • IMPC
    Agglomeration Behaviour Of Siliceous Goethite Nickel Laterite: Effect Of Binder Formulation And Feed Particle Size

    By Ataollah Nosrati

    Agglomeration of fine mineral particles is an important step in heap leaching processes employed for a cost-effective hydrometallurgical extraction of value metals from low-grade ores. In this study,

    Sep 1, 2012

  • IMPC
    Thickening and deposition trials: Laboratory through to industrial scale - Minera Esperanza

    By F. Bello, J. Engels

    "During 2012 and 2013, Minera Esperanza conducted a series of thickening and deposition trials to identify design and operational parameters associated with increased thickening of its tailings. These

    Jan 1, 2014

  • IMPC
    Flotation of Gold-Bearing Non-Ferrous Ores with Acetylene Alcohol-Based Reagents

    By K. D’Elia, L. D. Ogrel, O. A. Malyshev, T. I. Yushina, I. M. Petrov

    "The purpose of this research is to develop enhancements in the mineral processing by flotation methods of nonferrous ores. Currently, 180-190 million tons of ore are processed by flotation in Russia.

    Jan 1, 2018

  • IMPC
    Liquid distribution in drip irrigated heap bioleaching of ore and its influence on microbial colonization

    By I. Ngoma, Marijke Fagan, Susan Harrison, Rebecca Chiume

    "Heap bioleaching is an unsaturated hydrometallurgical extraction process which is commonly applied to the recovery of copper from low grade sulfide ores as well as for preparatory treatment of gold o

    Jan 1, 2014