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  • IMPC
    Particle motion observed inside a laboratory-scale Knelson Concentrator using positron emission particle tracking

    By Darryel Boucher, Raymond Langlois, Neil Rowson, Kristian Waters

    The Knelson Concentrator is a centrifugal gravity concentrator composed of a high speed rotating bowl into which a mineral slurry is fed. The rotational motion creates a centrifugal acceleration up to

    Jan 1, 2014

  • IMPC
    Study of the Influence of Water Recirculation in the Concentration Process by Flotation of Chalcopyrite

    By D. Endara, E. De la Torre, S. Echeverria

    "The study was conducted with the sulfide mineral from the province of Zamora Chinchipe. It was characterized physical, chemical and mineralogical, obtaining between its main results a copper concentr

    Jan 1, 2018

  • IMPC
    Analysis Of Autogenous And Semi-autogenous Grinding Test Data For Prediction Of Plant Performance

    By John A. Rumball, Martin R. Houchin

    Data from autogenous and semi-autogenous tests in a 1.67m diameter mill have been analysed in terms of a new model for rock abrasion. This model defines specific rate as the rate of production of fine

    Sep 29, 2003

  • IMPC
    Enrichment Of Valuable Metals From End-Of-Life Printed Circuit Boards Using Mechanical Recycling Techniques

    Large quantities of electrical and electronic equipments are discarded at the end-of-life (EOL) in different industries and house hold applications. Their disposal is creating a challenging environmen

    Sep 1, 2012

  • IMPC
    Investigation Aspects of Flocculation and Coagulation Process on the Efficiency of Iron Tailing Thickening Process

    By S. M. H. Haddad, M. Saghaeian, R. Hejazi

    "Due to limited water resources in mineral processing plants, increasing the efficiency of iron tailing dewatering system in order to obtain more usable water is very important. In this research, floc

    Jan 1, 2018

  • IMPC
    Study on the Structure and Gelating Performance of Organically Modified Montmorillonite

    By X. J. Lu

    Purified Na-montmorillonite samples were used as the starting materials to prepare organically modified montmorillonites (OM), and a series of OM samples were prepared by intercalation of al-kyl quate

    Jan 1, 2014

  • IMPC
    Innovative Flotation Routes in an Iron Ore Concentrator

    This investigation addressed two products from Samarco?s desliming circuit, namely underflow of cleaning cyclones and underflow of desliming cyclones. The roughing cyclones receive the product of the

    Jan 1, 2014

  • IMPC
    Changing Project Economics by the Application of Ore Sorting Technology

    By Yi Ran Zhang, Nawoong Yoon, Brent Hilscher, Maria Holuszko

    "Ore sorting technology has been rapidly advancing in recent years. Improving expected mill feed grade has a significant benefit to project returns, and can no longer be ignored. When there is an incr

    Jan 1, 2018

  • IMPC
    Iron Ore Processing In India- A Holistic Approach

    By M. Bhartia

    India is the 5th largest producer of steel in the world and is slated to produce more than 180 Mt by 2020. Expectedly about 50 % of this would be through the Blast furnace route and the rest through S

    Sep 1, 2012

  • IMPC
    The Effect Of Grinding Environment On Floatability Of Micro-Fine Disseminated Molybdenite

    Micro-fine disseminated molybdenite was ground in a laboratory stirred mill using steel media and zirconium media respectively. The floatability of ground molybdenite and slurry chemistry was investig

    Sep 1, 2012

  • IMPC
    Study on New Flotation Process for Comprehensive Recovery of Copper Resource Associated in Lead Zinc Sulphide Ore

    By D. X. Chen

    Comprehensive utilization of the copper associated with the complex lead and zinc sulphide ore is a recognized and difficult technical issue in ore dressing field. Qi Baoshan lead-zinc mine is a typic

    Jan 1, 2014

  • IMPC
    Experimental Study on Pre-Discarding Tailings for a Low Grade Complex Multi-Metals W-Mo Ore

    By Liu Jin

    "In order to reduce the dosage costs and increase the economic benefits of a full floating process in a low grade complex multi-metals W-Mo ore, based on the study of the magnetic characteristics of t

    Jan 1, 2018

  • IMPC
    Segregation of Minerals in Dynamic Air Classifiers

    By F. v. d. Meer, G. Kretschmar, T. Mütze, T. Leißner

    "Dynamic air classifiers separate particles in a gas flow due to different particle trajectories utilizing differences in the settling velocity of particles as characteristic property for separation.

    Jan 1, 2018

  • IMPC
    Improving AG/SAG Mill Performance with Optimised Pulp Discharger Design

    Nowadays, the more successful plants are those who have adopted effective and efficient strategies to optimise their plant operation. As the ?heart of the plant? could be viewed as the mil-ling/grindi

    Jan 1, 2014

  • IMPC
    Higher grades and better recovery through pre-concentration of precious and base metal ores

    By Georges Delemontex, Nigel Grigg

    "Pre-concentration of precious metal and base metal ore types is becoming more relevant with the discovery, development and operation of many lower grade deposits around the world. The fluctuations in

    Jan 1, 2014

  • IMPC
    Application of Hydrocyclone Classified Thickening Process in Tailings Dehydration of Beiminghe Iron Mine

    By X. Q. Cui

    The surficial collapse pits of the mining areas are continuously spreading in Beiminghe iron mine of Hebei Province as a result of the exploitation, which has done a lot of damage to the circumjacent

    Jan 1, 2014

  • IMPC
    Newcrest Technology- A Step Change

    By Andrew Logan

    Newcrest has a strong history of growth over the past 20 years, yielding value from previously marginal ore bodies. We have grown regionally in Asia Pacific through our operations in Australia, Indone

    Sep 1, 2012

  • IMPC
    Characterization of the Centrifugal Mill by Lumped Kinetic Math Model and Discrete Element Model

    By T. Inoue, K. Okaya

    "Movement of mill charge in the centrifugal mill is essentially different from that in the vibration mill with circular path despite the apparently similar mode in the motion of mill body. As proved e

    Jan 1, 2003

  • IMPC
    PGM Metals And Sulphur Recovery From Copper-Nickel Technogenic Materials

    By A. A. Lavrinenko

    There are discussed the possibilities of using of flotation tailings of platinum-copper-nickel sulfide ores of the Norilsk region for the preparation of backfill mixture instead of a specially produce

    Sep 1, 2012

  • IMPC
    Influence of Shaking Table Parameters on Manganese Grade and Recovery

    By M. R. Hosseini

    Among all gravity concentration methods, Shaking-table is the most effective one from the metallurgical point of view. In this study, Shaking-table was used for concentrating a manganese ore sample fr

    Jan 1, 2014