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  • IMPC
    Characteristics of Secondary Copper Minerals Using Heat and Microwave Treatments for Physical Separation

    By G. Dodbiba, T. Fujita, M. Kawata, S. Yamasaki, K. Mitsuhashi, J. Ponou, Y. Iwazaki, T. Atarashi

    "The grade of copper ore and concentrate is recently decreasing and it will continues decrease further in the future. The effective liberation treatment for low grade copper ore and the removal of ars

    Jan 1, 2018

  • IMPC
    A Composite Thionocarbamate and Mercaptan Collector: Synthesis and Flotation Performance to Chalcopyrite

    By Hong Zhong, Shuai Wang, Xin Ma

    "In this paper, we report a simple and effective process for producing a surfactant mixture of O-isopropyl-N-ethyl thionocarbamate (IPETC) and 4-(tert-butyl)benzyl mercaptan (BBSH). The composite coll

    Jan 1, 2018

  • IMPC
    Influencing Parameters of the Selective Comminution at Impact Load

    By H. Lieberwirth, M. Hesse

    "Selective comminution (SC) is beneficial for the treatment of primary raw materials, especially if it is utilized in the pre-concentration process. Pre-concentration processes are applied in mineral

    Jan 1, 2018

  • IMPC
    Selective Sorption of Nickel and Cobalt From Acid Liquors Using Chelating Resins (0f942610-63b8-4dff-8af9-adf2d4c23f68)

    By Renato S. Costa, Afonso H. Martins, Flávia D. Mendes

    "This paper presents some important aspects regarding the ion exchange treatment of an Ni and Co sulphate acidic liquor using chelating resins. Chelating resins possessing iminodiacetic or bis-picolyl

    Jan 1, 2003

  • IMPC
    The use of molecular modelling for process development of Au-Bi- Fe3O4 ores

    By N. Nehoroshev, P. Solozhenkin, N. Voyloshnikova, A. Pshennikov

    "Molecular modeling of clusters of major bismuth minerals, Bi2S3, was carried out whereby molecular models of minerals and reagents clusters were created. Their HOMO and LUMO energy levels were calcul

    Jan 1, 2014

  • IMPC
    Preparation of a New Porous Apatite Product from Phosphorite

    By Z. L. Huang

    A new porous apatite product was prepared using phosphorite from Yichang China by a tem-plate-directed method in self-made reaction equipment under constant temperature and pressure. The product was c

    Jan 1, 2014

  • IMPC
    Analysis And Mathematical Modelling Of Hydrocyclones - An Overview

    By R. Venugopal

    Hydrocyclones have been used extensively for more than 100 years to classify mineral slurries for recirculation in grinding circuits. Sometimes hydrocyclone classification is carried out in more than

    Sep 1, 2012

  • IMPC
    Industrial Production of Metal Sulphides by Means of Reaction Grinding

    By E. Gock

    Based on the scientific investigations on mechanochemical synthesis of metal sulphides from metals or metal compounds and sulphur or sulphur compounds, the article describes the industrial production

    Jan 1, 2014

  • IMPC
    Thermo- and Hydrochemical Modification of Solid Minerals Containing Argillaceous Varieties

    By I. D. Ustinov, V. A. Arsentyev, A. O. Mezenin, A. M. Gerasimov

    "The solid mineral raw materials of the sediment deposits containing the argillaceous variations such as the coal and the potash ores are the most multi-tonnage solid minerals mined and processed in t

    Jan 1, 2018

  • IMPC
    Mineral Processing Technology for Multi-Metallic Tungsten Ores in China

    By C. Y. Sun

    China is a country with abundant resources of tungsten, taking one of the world?s top-positions regarding both the total reserve and the amount of industrial production. China?s tungsten resources occ

    Jan 1, 2014

  • IMPC
    An Evaluation Of Various Energy-Size Relationships For Prediction Of Specific Energy Requirement For Ball Milling Operation

    By K. B. Venkatesh

    In view of the importance of size reduction operations from the energy consumption point of view, during the past one hundred and fifty years a number of attempts have been made to develop a general e

    Sep 1, 2012

  • IMPC
    Dependence of Unit Cost of Gold-bearing Gravel Processing on Energy Consumption

    By A. V. Neretin

    This paper is a continuation and extention of the previous paper on energy-efficient placer mining methods which was presented in 2007 at the World Gold Conference in Cairns, Australia (Nere-tin, 2007

    Jan 1, 2014

  • IMPC
    Testing the High Frequency Fine Screen Model Using Industrial Data

    By S. Gomez, P. A. Bebswa, A. N. Mwale

    "The research aimed at improving the way screen performance analysis is conducted using a model that accounts for most feed and design parameters in its formulation. Thus, the aim was to validate the

    Jan 1, 2018

  • IMPC
    Study of froth recovery and froth dropback behaviour in a controlled plant environment

    By Reza M. Rahman, Seher Ata, Graeme J. Jameson

    "This paper presents the results of a through investigation into the froth recovery measurements in a controlled plant environment using a device that allows direct collection of dropback particles fr

    Jan 1, 2014

  • IMPC
    Co-precipitation Phenomena in Wastewater Treatment of Dilute Toxic Anions

    By C. Tokoro

    Co-precipitation of dilute toxic anions with ferrihydrite is an important removal mechanism in wastewater treatment system. Although, numerous qualitative studies have been published on removal charac

    Jan 1, 2014

  • IMPC
    Laminar Pipe Flow of Yield Plastic Fluids

    By D. J. Hallbom

    The ?yield plastic? rheological model describes the flow behaviour of a variety of non-settling suspensions, including many types of mineral slurry. The current paper presents the laminar flow relatio

    Jan 1, 2014

  • IMPC
    Development of a Laboratory Test to Design Vertical Stirred Mills for Iron Ore Regrind Circuits

    By D. B. Mazzinghy, L. C. de R. Machado, H. Delboni, M. G. Bergerman

    "The use of vertical stirred mills in the mining industry has increased remarkably over the past few decades, as a result of growing requirement for finer ore grinding. This equipment delivers higher

    Jan 1, 2018

  • IMPC
    The Studies of Collision and Attachment Angles on Coarse Particles Flotation

    By B. Rezai

    Impeller speed and air flow rate are two influence parameters on coarse particles flotation and collision and attachment angles. So, in this research recovery of quartz particles at four diameter clas

    Jan 1, 2014

  • IMPC
    Experimental Investigation of New Soil Remediation Method for Organic Contaminant by Using Crush Composition (Gas Generation Composition)

    By A. Shibayama

    Soil contamination by organic compounds is one of the most concerned issues on polluted soil. It is well known that there are limited methods to remediate the contaminated soil on site. Especially, th

    Jan 1, 2014

  • IMPC
    Advances in Autogenous and Semi-Autogenous Grinding (XXII International Mineral Processing Congress)

    By Vladimir G. Kochnev

    An innovative AG and SAG technology aimed to be applied in grinding of ores and in the production of construction materials is described. A novel design of a cantilever-type mill capable to operate in

    Jan 1, 2003