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  • IMPC
    The Effect of Particle Shape and Hydrophobicity in Flotation

    By P. T. L. Koh

    The effect of particle shape on the flotation process has been investigated in laboratory experiments with monosized spherical ballotini and roughly ground ballotini. The particles were treated by par

    Jan 1, 2014

  • IMPC
    Providing a model for determining magnetic field intensity around constructed "grooved plates" matrix in Golgohar iron ore and steel research institute

    By A. Qaredaqi, M. Mohammadi

    Wet High Intensity Magnetic Separators, for short, WHIMS are used for recovery of Iron ores with low magnetic susceptibility. A Jones patent WHIMS with "grooved plates" matrix is being used in Dry Tai

    Jan 1, 2014

  • IMPC
    The Coal Water Mixture Double Hump Match Technology Study for One of Coal Preparation Plant in Guizhou

    By Z. H. Liu

    We experimented with slurry which from one of coal preparation plant in Guizhou province and made researches on double hump gradation, one of critical factor of gradation technology, which can influen

    Jan 1, 2014

  • IMPC
    Load Torque Estimation for Monitoring Ball Mill Filling

    By Roberto Galéry, Braz J. C. Filho, Marcelo M. Stopa, Douglas B. Mazzinghy, Priscila M. Esteves

    "The purpose of the research is to monitor ball mill filling by means of signals usually measured in its electrical drive. The method is based on the mill torque estimated from rotor speed and inducti

    Jan 1, 2018

  • IMPC
    Estimating Water Demand and Availability for Open Water-based Mill Cooling Systems

    Mineral processing is an energy and water intensive activity. Mill comminution equipment usually has high energy requirements which necessitate extensive cooling to remove heat. Cooling requirements a

    Jan 1, 2014

  • IMPC
    Water challenges in mining industry and dry processes

    By Manochehr Oliazadeh

    "Water shortage becomes a major challenge in mining industry. The best example is Chile where the Chilean authorities declared a state of emergency in 2012. Depletion of high grade ore-bodies necessit

    Jan 1, 2014

  • 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
    Mechanical activation of materials: Recent findings and open questions

    By Rakesh Kumar, S. Mehrotra, T. Alex

    "This paper, an overview of our recent findings on mechanical activation (MA) of minerals/materials, emphasizes the importance of sample genesis, mechanically induced/altered porosity and surface area

    Jan 1, 2014

  • IMPC
    Understanding Flotation by Visualization

    By Z. H. Xu

    Flotation as a versatile multiphase separation technology has been practiced for more than 100 years in coal and mineral processing. Although effective over a wide particle size range, flotation for m

    Jan 1, 2014

  • IMPC
    Kinetics of Hydrochemical Oxidation of Antimonite in Solutions of Nitric Acid

    By A. E. Sobolev

    The kinetics of hydrochemical oxidation of antimonite in solutions of nitric acid was studied using the rotating disk method and the factor experiment design. The dependences of the antimonite?s oxida

    Jan 1, 2014

  • IMPC
    Re-Processing of the Chromite Concentration Tailings and Description of a New Beneficiation Method

    By A. Güney, G. Önal

    "Karagedik Chromite Concentrator of the ETI Holding Co., which is located in Fethiye (south Turkey), has been producing chromite concentrate assaying 47-48 % Cr2O3 from the chromite ores containing 30

    Jan 1, 2003

  • IMPC
    Three-dimensional Movement of Particles inside the Mineral Density Separator

    By N. Naudé

    The theory on particles displacement subjected to upwards and settling movements in water, using a water pulse, is described in literature, but very little experimental data is available to verify the

    Jan 1, 2014

  • IMPC
    Polymeric depressants in purification by flotation of molybdenite

    By P. Braga, A. Chaves, S. França, A. Luz

    "In Brazil, there are no official reserves of molybdenum, and the unofficial reserves are modest. Therefore, the molybdenum ore (molybdenite) produced as a co-product or by-product of emerald mining i

    Jan 1, 2014

  • IMPC
    Prospects of Centrifugal Concentration Use and Improvement for Complex Minerals Processing

    By P. K. Fedotov

    Centrifugal separation opens its new application fields in the Mining Industry. The up-to-date equipment for ultra-fine ore and concentrates grinding allows an efficient use of centrifugal concentrati

    Jan 1, 2014

  • IMPC
    Activation and Collector Adsorption in Quartz-albite Flotation System

    By Jerzy A. Mielczarski

    The separation of albites from quartz by flotation applying the conventional HF-methods is no longer acceptable from an environmental and health point of view. Therefore, the search for a new reagent

    Jan 1, 2014

  • IMPC
    Characterizing flotation recovery variability of copper ores

    By Deirdre Bradshaw, Cornelius Vos

    "The detailed understanding of the variability in process performance parameters within an ore body forms a key aspect of ensuring that proper decisions are made with regards to the economic viability

    Jan 1, 2014

  • IMPC
    Application and Development of Inertia Cone Crusher in China

    By Xu Wang, Bang Chen, Xiujian Luo, Wei Tang, Xiao’ou Xia, Fangming Liu

    "The inertia cone crusher has lots of advantages, such as big crushing ratio, fine particle size, material layer crushing, good passing tramp iron performance and stable technical index, realized open

    Jan 1, 2018

  • IMPC
    Multifunctional Possibilities of Horizontal Vibrational Grinding Mills

    By L. Kuzev

    Unknown and unpopular vibrational grinding mills possibilities to horizontal working chambers have been discussed. They can be realized under normal conditions with the typical values of vibrations ap

    Jan 1, 2014

  • IMPC
    Thin Film Studies on Silica in Mixed Cationic-Anionic Surfactant Solution

    By Ljudmil S. Grigorov, Eric Forssberg, Hanumantha Rao Kota, Robert J. Pugh, Lidia B. Alexandrova

    "We have used the microscopic thin balance developed by Scheludko at al. (1970) technique to study the stability and interactions within the thin film between the silica surface and air bubble with (i

    Jan 1, 2003

  • IMPC
    Fine Particles Separation through Hydrophobic Agglomeration. Application on the System Magnesite/Quartz

    By N. Tsoni

    The separation and recovery of fine and ultra-fine particles during the processing of mineral commodities by conventional separation methods is difficult and inefficient. This is due to the problems p

    Jan 1, 2014