Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • IMPC
    Suitability of Feedstocks for the Sasol-Lurgi Fixed Bed Dry Bottom Gasification Process

    By Johan C. van Dyk, Johan W. van Zyl, Martin J. Keyser

    "Coal is a crucial feedstock for South Africa’s unique synfuels and petrochemicals from coal industry and it is used as the main feedstock to produce synthesis gas (CO and H2) via the Sasol-Lurgi Fixe

    Jan 1, 2003

  • IMPC
    The Feasibility of the Richardson-Zaki Model for Fluidisation under Conditions of Increased Gravity (ABSTRACT PAGE)

    By Shailin Lalloo, Allan B. Nesbitt

    "Gravity separation by centrifugal equipment, particularly in the mineral processing industry is a novel approach of optimising product recovery. The manufacture and sale of centrifugal equipment by r

    Jan 1, 2003

  • IMPC
    A Molecular Modeling Study of Oleate Monolayers Adsorbed at Calcium Mineral Surfaces

    By Pradip, Beena Rai

    A molecular modeling study was carried out on an adsorbed oleate monolayer on the surfaces of three calcium minerals, fluorite, calcite and fluorapatite using Universal Force Field (UFF) potentials. T

    Jan 1, 2003

  • IMPC
    Zinc Oxide Flotatoin Process Using CPS Technique

    By J. Tian

    "BHP Billiton carried out a pre-feasibility study on the LanPing zinc deposit to evaluate the possibility to jointly develop the zinc deposit into a large-scale zinc project with their Chinese partner

    Jan 1, 2003

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

    By Christopher Davey, Marian Mazurkiewicz, Yvonne Spooner, Dana Hankey, 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
    Equilibrium Models for Biosorption in Single and Multi-Metallic Systems: A Case-Study by Using Several Bio-Sorbent Materials (ABSTRACT PAGE)

    By Francesco Vegliò, Luigi Toro, Francesca Beolchini, Francesca Pagnanelli, Stefano Ubaldini

    "Biosorption is an innovative technology used to remove heavy metals from aqueous solutions from mining waters and other industrial wastes. A wider application of this alternative process is strictly

    Jan 1, 2003

  • IMPC
    Bioleaching Performances Comparison between a Series of Mechanically Agitated Tanks and a Bubble Column

    By F Battaglia-Brunet, D. H. Morin, Foucher S. ’

    In the mineral-processing field, bioleaching of metal sulphide concentrates is currently operated in very large mechanically agitated tanks. Such bioreactors have considerable requirements in terms of

    Jan 1, 2003

  • IMPC
    Application of High Electric Field Strength Microwave Energy for Processing Ores and Minerals

    By D. Whittles, S. Kingman, K. Jackson, S. Bradshaw, N. Miles

    The influence of microwave energy at high electric field strength on ore strength has been investigated. Two ores of varying mineralogy were treated in both multimode and single mode microwave cavitie

    Jan 1, 2003

  • IMPC
    Safety Requirements and Evaluation of Health Hazards in the Processing of Mineral and Waste Materials (ABSTRACT PAGE)

    By Gerke Gilian, Pretz Thomas, Pehlken Alexandra

    "The evaluation of health hazards within the treatment of mineral and waste materials is gaining more and more importance in industrial countries. The need to control occupational safety has been reco

    Jan 1, 2003

  • IMPC
    Bacterial Desulphurization of Coal from Jaworzno Mine (ABSTRACT PAGE)

    By Hong Nguen Vu, Pavla Ovcarí, Peter Fecko, Barbara Tora

    "The goal of the work was verification of bacterial leaching on the samples of black coal. From the results obtained it was clear that the coal is very well leached by Thiobacillus ferrooxidans and th

    Jan 1, 2003

  • IMPC
    Influence of the Tower Mill’s Classifying Column Structure on the Size of Collected Products

    By Takashi Furuyama, Sukeyuki Mori, Takafumi Okuma, Norio Hashiguchi

    "In order to achieve a high recovery of particles finer than 10µm, three types of dry Tower Mill (VD-1, KD-1, KD-2 and KD-3) have been developed. These mills differ from each other in the size of the

    Jan 1, 2003

  • IMPC
    Case Study on Application of Advanced Flotation Simulation to Determine Optimum Reagent Dosage

    By Chris A. Bennett, Glenn S. Dobby, David A. Bulled

    Establishing reagent dosing strategies for new ore bodies has traditionally involved a combination of experience and empirical experimentation using standard laboratory tests. The grade and recovery d

    Jan 1, 2003

  • IMPC
    Treatment of Acid Mine Drainage through Chemical Precipitation

    By Carin Laubscher, Francis W. Petersen, Jaap P. Smit

    "Waste streams, such as acid mine drainage, are often characterised by low pH values and high concentrations of heavy metals, dissolved solids, calcium and sulphates. Although lime remediation effecti

    Jan 1, 2003

  • IMPC
    Design, Simulation and Operation Column Flotation (ABSTRACT PAGE)

    By J. B. Rubinstein

    "The paper gives an overview of the history of flotation machine development. The laws of their evolution are stated and the place and role of column flotation are demonstrated.The major parameters of

    Jan 1, 2003

  • IMPC
    Flotation Mass Loaded of Metals

    By Vladimir P. Nebera, Kostas A. Matis, Piotr M. Solozhenkin, Anastasios I. Zouboulis

    "Considered combination of two processes-selective sorptions of metals on biosorbents, inorganic sorbents and their following flotation by dissolved air(DAF). The process of biosorption, using as sorb

    Jan 1, 2003

  • IMPC
    Formation Conditions of Density Current and its Influence on Thickening Efficiency.

    By Chen Shuwen, Yao Zhihua

    In the process of thickening dewatering_the motion state of two- phase flow in a thickener has a very great influence on thickening efficiency. The investigation was made using copper mill tailings. I

    Jan 1, 2003

  • IMPC
    A Sustainability Analysis of the Metals’ Value Chain: A Focus on Copper (ABSTRACT PAGE)

    By Jim Petrie, Mary Stewart, Damien Giurco

    This paper describes a generic approach to analysing the environmental and economic performance of a generic global mineral/metal value chain, with the express view of improving the quality of prospec

    Jan 1, 2003

  • IMPC
    Study Flotation of Rare Earth Minerals by New Collector DH (ABSTRACT PAGE)

    By Wang Xiaotie, Yu Yongfu, Che Liping, Zhang Fuguang

    The flotation process of native Rare Earth minerals such as bastnasite, monazite, mixed minerals of bastnasite and monazite, using the new effective collector Dh was studied in this paper, respectivel

    Jan 1, 2003

  • IMPC
    Improved Measurement Technique for Particle Wettability (ABSTRACT PAGE)

    By Roberto C. G. Oliveira, Scott C. Brown, Brij M. Moudgil

    "The wettability or surface energy of particle surfaces dictates a number of multiphase ensemble interactions that have a significant impact in mineral processing. Dispersion, bulk powder handling and

    Jan 1, 2003

  • IMPC
    Improving Milling Circuits through Aggressive Approach to Cyclone and Overall Circuit Operation (ABSTRACT PAGE)

    By Patrick A. Turner, Timothy J. Olson, Abraham J. Schutte, Roman van Ommen

    "The use of classifying devices in grinding circuits dates back to the early 1900’s when classifiers were installed to close ball mills. The search for ways to further improve grinding circuits led to

    Jan 1, 2003