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  • CIM
    A Simple Estimation Method of Materials Handling Specific Energy Consumption in HPGR Circuits

    By A. G. Doll

    "Multi-stage crushing plants, including high pressure grinding roll (HPGR) circuits, require more materials handling equipment than SAG and ball mill circuits. A temptation exists to neglect the energ

    Jan 1, 2015

  • SME
    Arsenic Sulfide Oxidation At Acid pH Values (2002 SME Annual Meeting Feb. 25 - 27, Phoenix, Arizona)

    By R. N. Tempel, M. Lengke

    Arsenic sulfide [orpiment, realgar, amorphous AsS and As2S3] oxidation rates were measured in mixed flow reactors at pH~2 and temperature of 25-30oC. The measured oxidation rates for arsenic sulfide s

    Jan 1, 2002

  • NIOSH
    RI 6054 Performance Of Tables In Cleaning Alaska Coals ? Introduction And Summary

    By M. R. Geer

    Information on the performance of coal-cleaning equipment is necessary to provide a basis for evaluating the performance of existing plants and projecting that of new plants. Performance data can cont

    Jan 1, 1962

  • AIME
    In Memoriam (dc0b46dd-9cb1-4690-b9f2-613d55cf21c5)

    CAPTAIN JOHN H. BALLAMY John H. Ballamy, Captain on the Regimental Staff of the 103d Engineers, was killed near Fismes, on August 9, 1918. Captain Ballamy was born at Plymouth, Pa., in 1886 and gra

    Jan 11, 1918

  • SAIMM
    Silicomanganese Production - Process Understanding

    By S. E. Olsen, M. Tangstad

    The main source of Mn in raw materials for SiMn production is Mn-ore and Mn-rich slag from the high carbon FeMn production. The amount of slag per tonne of SiMn metal is mainly determined by the ore/s

    Jan 1, 2004

  • SAIMM
    The REP experiment at the Bure underground research laboratory: objectives, programme and design

    By A. Thoraval, K. B. Slimane, O. Ozanam

    The REP experiment is part of the research programme conducted by Andra to investigate the possibility of reversible radwaste disposal in a Jurassic (Callovo-Oxfordian) argillite formation at the Meus

    Jan 1, 2003

  • CIM
    Case Studies on Circuit Design Using Flotation Columns

    By Glenn S. Dobby, Glenn A. Kosick

    "Column flotation circuit engineering has matured to a good level of understanding regarding testing, scale-up and design. Some of the factors important to the process of implementing columns are addr

    Jan 1, 1995

  • ISEE
    Understanding the Hazard Potentials of Toxic Fumes

    By Michael S. Wieland

    Toxic fumes cause fatal and nonfatal incidents in underground mining, where the working environment tends to trap the fumes, hindering the restoration of nonharmful conditions. Workers can underestima

    Jan 1, 1998

  • AUSIMM
    Pyrrhotite ù An Important Gangue and a Source for Environmental Pollution

    By W T. Yen

    Pyrrhotite crystallises as either a hexagonal or monoclinic structure, both of which can occur in ore deposits. In general, pyrrhotite is not considered as a valuable mineral unless it contains consid

    Jan 1, 2002

  • AUSIMM
    Kinetic Dependence of Refractory Gold Sulfide Biooxidation Using Different Microorganism Association

    Kinetic Dependence of Refractory Gold Sulfide Biooxidation Using Different Microorganism Association In this investigation, refractory sulfide concentrate from a deposit located in northern Russia wa

    Sep 13, 2010

  • NIOSH
    RI 4700 Data On Pumping At The Anthracite Mines Of Pennsylvania

    By S. H. Ash

    The Pennsylvania anthracite region is composed of four fields, namely, the Northern, Eastern Middle, Western Middle, and Southern. It is in the eastern part of Pennsylvania and is shown on figure 1.

    Jan 1, 1950

  • NIOSH
    IC 7269 Marketing Magnesite And Allied Products ? Introduction

    By Charles L. Harness

    Magnesia (MgO) has a variety of uses, and it has become increasingly important as a war material because of the imperative demand for refractories to line metallurgical furnaces, and because magnesia

    Jan 1, 1943

  • DFI
    Deep Soil Mixed Wall And Jet Grouting For An Excavation Support System At The Museum Of Fine Arts In Boston, Massachusetts

    By Harry Schnabel

    A 6200 m² cement deep soil mixed (CDSM) wall was constructed for an addition to the Museum of Fine Arts in Boston, Massachusetts. The addition was located along the east side of the existing museum wi

    Jan 1, 2011

  • SAIMM
    Science And Technology Education And The New South African School Curriculum

    By R. L. Gibson

    Manpower competencies in the mining, minerals processing and energy industries in South Africa into the next century will, to a large extent, derive from the nature and quality of the teaching which p

    Jan 1, 1997

  • SME
    Waterproofing of a Subsea Tunnel with a Unique Sprayable Membrane— The Nordöy Road Tunnel, Faroe Islands

    By Sigurd L. Lamhauge, Karl Gunnar Holter, Svein E. Kristiansen

    An innovative sprayable waterproofing membrane in combination with the traditional Nordic method of waterproofing with polyethylene foam sheets was used for the waterproofing of the tunnel. The spraya

    Jan 1, 2007

  • CIM
    Improving Fluorine-Bearing Minerals Rejection in the Flotation of a Brazilian Sulphide Copper Ore

    By Keila Gonçalves, Aline Tavares, Danielly Couto

    "The sulphide copper deposits from the Carajás area (North region of Brazil) were generated by the percolation of hydrothermal fluids in volcanic and granitic rock and are denominated as IOCG deposits

    Jan 1, 2011

  • AUSIMM
    Statistical Thermodynamic Approach to Chain Polymers in Binary Silicate Melts

    By Mehrotra G. M, Frohberg M. G

    Based on the concepts of statistical thermodynamics of athermal mixtures, an approach is developed which is capable of quantitatively explaining the thermodynamic properties of binary silicate systems

    Jan 1, 1975

  • AUSIMM
    Some Aspects of the Oxidation of Sulphide Minerals in Aqueous Suspension

    The oxidation of sulphide minerals in aqueous suspension is discussed from several viewpoints. Limitations of our present knowledge are pointed out, and several points where further information would

    Jan 1, 1961

  • SAIMM
    Competencies: Engineers As Managers - An Australian Case Study - Introduction

    By R. Thomason

    Thank you Dr Barcza, President of the South African Institute of Mining and Metallurgy, for inviting me to share our experiences in Australia as regards the competency movement and my Association?s ex

    Jan 1, 1997

  • CIM
    The Geological Setting, Mineralogy, and Paragenesis of Gold-Bearing Polymetallic (Cu+Co+Ag+Au+Bi±Pb±Ni±U) Veins of the Merico-Ethel Property, Elk Lake, Northeastern Ontario, Canada

    By I. Campbell, P. C. Jones, E. G. Potter, R. P. Taylor

    "The Cobalt embayment is a large domain of Paleoproterozoic clastic sedimentary rocks that unconformably overlies the Archean Abitibi greenstone belt. Regionally extensive sills and dikes of Nipissing

    Jan 1, 2009