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  • IMPC
    Mechanism Of Ore Disintegration In A Roller-Press

    By Fedotov Pavel

    One of the efficient means of ore disintegration during the processing is its volume breakage in such machines as roller-presses. Up to date neither the ore disintegration mechanism in roller-presses

    Sep 1, 2012

  • IMPC
    Improving the Pelletization of Refractory Hematite by High Pressure Grinding Rolls

    In this paper High Pressure Grinding Rolls(HPGR) was utilized to pretreat CVRD southern specular hematite for enhancing the pelletization of the refractory hematite. The process parameters of HPGR, ba

    Jan 1, 2014

  • IMPC
    Electrochemical flow cell for mineral processing

    By Luis Cáceres, Genny Leinenweber

    "We have designed a planar perpendicular flow cell for electrochemical measurement of a mineral available as a fine powder. The working electrode consisting of mineral powder supported on a carbon pas

    Jan 1, 2014

  • IMPC
    Development of gold recovery technology from fine and ultrafine ground refractory sulfide concentrates

    By Andrei Yevdokimov, Ivan Sidorov, Olga Lanchakova, Olga Khmelnitskaya, Tatiana Chikina

    "The paper focuses on the results of the research on development of hydrometallurgical process of gold recovery from refractory sulfide flotation concentrates based on fine and ultrafine grinding. Ref

    Jan 1, 2014

  • IMPC
    Metal Removal - Crystallising the Problem (6a796ea2-6fbf-4a18-a847-de9e9d37e4dd)

    By Robert van Hille, Alison Lewis

    The precipitation of a selection of metals from both a synthetic and an actual metal-rich effluent was investigated. The experimental aspects of this study were carried out in a two-stage process cons

    Jan 1, 2003

  • IMPC
    The Process of Acid Leaching to Synthesize Zeolitic Material from Paper Sludge Ash

    By T. Wajima

    We tried to convert paper sludge ash (PSA) into zeolitic product with high cation exchange capacity (CEC) through acid leaching. Typically, PSA from incineration of paper sludge contains a high percen

    Jan 1, 2014

  • IMPC
    A Simplified Approach to Modelling Semi-autogenous Grinding

    By A. L. Hinde

    The steady-state and dynamic behaviour of semi-autogenous grinding (SAG) mills are arguably best described using a population model that caters for the breakage kinetics and the material trans-port of

    Jan 1, 2014

  • IMPC
    Bauxite Beneficiation And Processing Of Bauxite To Produce Metallurgical Grade Alumina

    By P. K. N. Raghavan

    Bauxite is the principal source for the production of aluminum metal which has gained tremendous importance over the years due to its versatility as a metal capable of substituting almost all of the n

    Sep 1, 2012

  • IMPC
    Organic Carbon Pressure Oxidation is a New Approach to Double-Refractory Gold Concentrate Processing

    By Saveliy F. Kaplan, Valeriy N. Tsyplakov, Vasily N. Kovalev, Igor A. Agapov, Nikolai V. Vorob’ev-Desyatovskii

    "Based on the experiments, a possibility of successful processing of double-refractory gold sulphide concentrates with a high content of natural organic carbon, which has a high sorption capacity towa

    Jan 1, 2018

  • IMPC
    Research and Practice of Roller-Presses in Ore Preparation

    By P. K. Fedotov

    Annually at least 5% percent of world power consumption is involved in the process of ore dressing while ore processing technology. Such rate of energy consumption demonstrates the importance of a giv

    Jan 1, 2018

  • IMPC
    The Experimental Research on Flotation of Low-grade Zinc Oxide Ore

    By B. Z. Wu

    The flotation of low-grade zinc oxide ore which from Guizhou has been researched by sulfuration- amine method. The experimental result indicated that when pH of pulp was 11, good flotation index can b

    Jan 1, 2014

  • IMPC
    Investigations over Comminution Process with Using Jaws with Different Transverse Profiles

    By R. Kobialka

    In the article results of experiments over jaws? linings in jaw crushers with different shaping of working surface were presented. Following sets of jaws were under investigation: immobile plain jaw a

    Jan 1, 2014

  • IMPC
    Innovation in advanced control at Minera Los Pelambres

    By Jorge Misle, Daniel Silva

    "This paper addresses the need for advanced control technologies and strategies in the mining industry, its potential and actual impact on mining processes and the best practices for their implementat

    Jan 1, 2014

  • IMPC
    Study on Hydration of Calcium Sulfate Hemihydrate Whiskers

    Calcium sulfate whiskers are considered to be a prosperous reinforced material in application due to their high mechanical properties. But the hydration occurs easily at moist atmosphere or in aqueous

    Jan 1, 2014

  • IMPC
    Multi - Component Modelling Concept For Hydrocyclone Classifier

    By M. Narasimha

    The flow in a hydrocyclone classifier is highly turbulent complex nature of multi-phase structure, which has led designers to rely on empirical mathematical models for predicting the performance. A nu

    Sep 1, 2012

  • IMPC
    Ultra-Fine Grinding of Minerals Using High-Pressure Liquid Jet Technology

    By Christopher Davey, Professor Emeritus, Marian Mazurkiewicz, Peter Kanjorski

    The concept of a high pressure liquid jet mill with highly unsteady flow, has been developed and recently patented by Cornerstone Technologies LLC (CsT), for the purpose of micron and sub-micron parti

    Jan 1, 2003

  • IMPC
    Comparison of ANN and RSM in modeling the VP-WHIMS process parameters

    By M. Saghaeian, R. Hejazi, H. Abedini

    Vertical ring and Pulsating Wet High Intensity Magnetic Separator (VP-WHIMS) is widely used for week magnetic mineral beneficiation or ferrous impurity removal from non-metallic minerals. Because of t

    Jan 1, 2014

  • IMPC
    Split Flotation Of LVMC Coal To Generate Multiple Products For Complete Utilization

    By Shobhana Dey

    A low volatile medium coking coal from Jharia coal field, India was used for this investigation. The proximate analysis of the sample shows that it contains about 25% ash, 21.4% volatile matter and 52

    Sep 1, 2012

  • IMPC
    The effect of gas dispersion properties on water recovery in flotation columns

    By J. Bouchard, Ali Vazirizadeh, R. del Villar

    "The amount of water reporting to the concentrate correlates well with the solid entrainment. It is well known that the frother and collector dosage as well as the froth depth and gas rate influence t

    Jan 1, 2014

  • IMPC
    Technical - economical evaluation of product size grinding on copper sulphide flotation circuit

    By Carolina Achiardi, Álvaro Videla

    "In pre-design a flotation plant copper sulphide is useful to apply a simplified methodology of economic analysis that relates the size of the grinding product (P80) with the throughput and their effe

    Jan 1, 2014