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  • IMPC
    A Dynamic Model of Metal Production and Waste Management

    By Markus A. Reuter, Albert Scholte, Ewoud V. Verhoef, Gerard P. J. Dijkema

    A dynamic, interactive map has been developed of the life cycle of a number of metals, from mining through to minerals processing, metal production, product manufacturing, recovery and waste managemen

    Jan 1, 2003

  • IMPC
    Chemical leaching influence on the floatability of oxidized polysulfide ores

    By Vladimir Vigdergauz, Elena Belogub, Dmitriy Makarov

    The influence of supergene oxidation on physicochemical and technological properties of polysulfide ores was studied. Modeling and analysis of oxidation pyrite copper-zinc ore samples from the Valento

    Jan 1, 2014

  • IMPC
    FBRM Measurements of Fine Solid Flocculation Performance Using Graphene Oxide-Doped Industrial Flocculants in High-Clay Tailings

    By H. Palza, C. Ihle, S. Contreras

    "Processing of minerals, particularly treatment of tailings, has been increasingly challenged by the presence of clays in the feed of thickeners. This occurrence is expected to become increasingly imp

    Jan 1, 2018

  • IMPC
    Recovery of metals from tailings

    By Häkkinen Antti, Salmimies Riina, Matveinen Maria

    "Tailings generated during the upgrading of ore present a major challenge for the mineral processing industry. On one hand, the processing of tailings requires added capital input. On the other hand,

    Jan 1, 2014

  • IMPC
    Flotation of a Sheelite-Carbonate Ore with Wide Range of Carbonate Module

    By F. O. Milovich, V. A. Ignatkina, L. A. Samatova, E. D. Shepeta

    "The aim of the research was to increase technological parameters of the flotation of finely disseminated scheelitecarbonate ore using selective reagent regime.In the studies the monomineral fractions

    Jan 1, 2018

  • IMPC
    Influence of clays on induction time, floatability and foam stability in the process of flotation of copper sulphide minerals

    By Cristian Melipichun, Leopoldo Gutierrez

    The effect of the presence of fine particles of kaolinite and montmorillonite on the induction time for attachment of bubbles to particles of a copper concentrate rich in chalcopyrite was evaluated in

    Jan 1, 2014

  • IMPC
    Take up the gauntlet: Design for recycling!

    By Nani Pajunen, Kari Heiskanen

    "Products filling our societal needs, like communication and transportation needs, are becoming more sophisticated and efficient. The cost has been an increased complexity of material combinations. Th

    Jan 1, 2014

  • IMPC
    Leaching of Gold and Silver with Ferricyanide-cyanide Solution

    By F. Xie

    Low gold and silver leaching kinetics has been commonly observed in traditional gold-silver cyanidation process, especially in those heap-leaching operations. The reactivity and availability of oxidan

    Jan 1, 2014

  • IMPC
    Development of a dynamic Jb / Jc estimation Model in a single stage SAG mill

    By Francisco Vicuña, Miguel Becerra, Nelson Iglesias

    "The following article presents the development of a dynamic tool for the estimation of Jb/Jc rate (ball filling level / total load filling level) of a SAG mil operating in a single stage mode. Using

    Jan 1, 2014

  • IMPC
    Effect Of Regrinding Conditions On The Rejection Of Pyrite In The Cleaner Stage

    In this study, the effect of different regrinding conditions on the depression of fine pyrite at the cleaner stage was investigated. The regrinding condition was manipulated by different grinding medi

    Sep 1, 2012

  • IMPC
    In-House Copper Sulphate Extraction from Cold Purification Cake at Hindustan Zinc Refineries

    By Kumar Ashish, Shukla Akhilesh, Kr. Rokkam Kiran, M. Sheeba, S. Sombhatla Sundar

    "Purification of zinc leachate plays a predominate role in zinc leaching refineries, to produce impurity free cathode sheets. As a part of such purification sequences, copper cementation with zinc dus

    Jan 1, 2018

  • IMPC
    Geometallurgy: New accurate testwork to meet required accuracies of mining project development

    By Michel Brissette, Shaheer Sanuri, Veroljub Mihajlovic

    "The main purpose of geometallurgy is to improve the mine planning by mapping hardness and throughput into the mine block model using geostatistics to eliminate the large production fluctuations cause

    Jan 1, 2014

  • IMPC
    Modeling Of Coal Compaction Within Stamp-Charged Coke Making By Means Of Computational Physics

    By A. Sand

    Within stamp-charged coke making a large volume of coal is compacted to one single coal cake before entering the coke oven chamber. This is done by means of several falling stampers in a stamping mach

    Sep 1, 2012

  • IMPC
    Improvement of the Selective Comminution of a Low-Grade Schist Ore Containing Cassiterite Using a High Voltage Pulse Technology

    By K. Bru, D. B. Parvaz

    "Electric pulse fragmentation (EPF) is an innovative technology that uses high-voltage pulsed power (HVPP) for the selective comminution of the treated material. Highly energetic electrical pulses are

    Jan 1, 2018

  • IMPC
    The Effect of Some Design and Operating Variables on Vacuum Pressure and Bubble Size in a Jameson Cell

    By James A. Finch, Xiangzhou Ding, Yue Hua Tan

    "The Jameson Cell is one of the choices of flotation machine in coal, base metal processing and other specialist applications. This paper determines the effect on vacuum pressure and bubble size of tw

    Jan 1, 2018

  • IMPC
    The Application of Power Ultrasound to Surface Cleaning and Activation in Mineral Processing (e84ddd55-0a2a-4e2c-bc0b-cabf5fba443d)

    By A. Collings, A. Farmer

    Power ultrasound may be used in the processing of mineral suspensions to clean the particle surfaces of oxidation products and fine coatings, mainly through the large, but very localised forces, produ

    Jan 1, 2003

  • IMPC
    Modelling Of Crumbling And Mineral Liberation During Crushing Using ?Natural Grain Size Distribution? For Friable Ores

    Sedimentary deposits such as sandstone are formed by the aggregation of cemented sand grains. Phosphates and laterite present similar aggregation of mineral grains. Grains and cement have different mi

    Sep 1, 2012

  • IMPC
    New insights into comparison of breakage testing techniques

    By Fatemeh Saeidi, Malcolm S. Powell, Mohsen Yahyaei

    In order to deal with the problems of existing comminution models a new approach towards the development of mechanistic models has been made so as to better understand the physics of milling processes

    Jan 1, 2014

  • IMPC
    Column Flotation of Coals and Minerals with Oscillatory Air Supply

    "This research aims at improving the beneficiation of coals and minerals in fine and ultrafine size fractions. A widely used method for upgrading fine and ultrafine particles is froth flotation, which

    Jan 1, 2018

  • IMPC
    An improved model of the elementary act of flotation in the vibratory column flotation machine

    By Julian Dimitrov, Kremena Dedelyanova

    "The paper presents research on hydrodynamic processes occurring at the elementary act of flotation. Discussed existing models to determine the effectiveness of conflict of bubbles with particles in v

    Jan 1, 2014