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  • SME
    Developing And Implementing An Enterprise Reliability Strategy (ERS) In Mining Operations

    By J. W. Davis

    In the last few years major industrial companies have begun to realize the importance of Reliability as an enterprise strategy that, properly implemented, will improve financial performance. Typical

    Jan 1, 2003

  • SME
    Optimization Of A Grinding And Classification Circuit Of A Magnetite Ore Processing Plant Through Computer Simulation

    By J. A. Delgadillo

    Computer simulation and mineral modeling was applied to the optimization of a grinding circuit in a plant processing 256 t/h magnetite. These tools were used to develop a grinding and classification c

    Jan 1, 2008

  • SME
    The Sir Adam Beck II Intake Tunnels—Homage To The Builders

    By Clair Murdock, David Heath

    The 1,280 MW Sir Adam Beck II Hydroelectric Project was constructed in the1950s, at Niagara Falls, Ontario, Canada. The twin intake tunnels total over 17 kilometers in length and pass deep below the C

    Jan 1, 2007

  • SME
    Factors in the Variability of Measured Surface Settlements over EPB Driven Tunnels in Soft Clay

    By S. Boone, J. N. Shirlaw

    INTRODUCTION Soft, near normally consolidated clays generally provide ideal conditions for tunneling using Earth Pressure Balance (EPB) shields. It is easy to turn the clay into a low permeability,

    Jan 1, 2007

  • SME
    An Evaluation Of The Risks Of Lung Cancer And Mesothelioma From Exposure To Amphibole Cleavage Fragments

    By John F. Gamble

    Amphiboles are hydrated mineral silicates five of which occur in asbestiform habits as asbestos grunerite (amosite) asbestos, riebeckite (crocidolite) asbestos, anthophyllite asbestos, tremolite asbes

    Jan 1, 2007

  • SME
    Factors Influencing Dust Suppressant Effectiveness

    By C. R. Copeland

    Water sprays are a common method used to reduce particulate matter (PM) emissions. Various factors such as wettability, surface area coverage, fine particle engulfment rates, interparticle adhesion fo

    Jan 1, 2008

  • 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

  • SME
    Evaluation of Mica as a Source of Potash Mining, Metallurgy and Exploration

    By Nikhil Dhawan, Ashwini Kumar, Yogendra Pratap, Himanshu Tanvar

    India does not possess any soluble potash reserves and depends completely on imports. In this study, an attempt has been made to recover potash (K) values from the mica sample employing thermal and me

  • SME
    TPM (Total Productive Mining)

    By G. Budge

    In the extractive industry the term ‘continuous improvement’ (CI) usually means procurement of the latest state of the art equipment. This is generally perceived as the only way to add further value

    Jan 1, 2001

  • SME
    The Effect Of Frother Type And Concentration On The Water Recovery And Entrainment Recovery Relationship

    By J-P Franzidis

    A study was undertaken to determine the effect of five industrial frothers on the relationship between entrainment recovery and water recovery. The experiments were conducted using a Batequip rectangu

    Jan 1, 2000

  • SME
    Tunnelling on the South East Transit Project

    By T. W. Peglas, J. Doherty, R. A. Day

    The South East Transit Project is a $520 million project in Brisbane, Australia which includes the construction of a 32 km Busway to access the south-eastern suburbs. Close to the centre of Brisbane,

    Jan 1, 2001

  • SME
    Multi-Attribute Selection Method For Mining Trucks

    By D. Komljenovic, V. Kecojevic

    Selection of the best possible truck type (model) is of crucial importance for the mine decision-makers. In this paper, authors contribute to the body of knowledge by developing a novel methodology f

    Jan 1, 2007

  • SME
    Laboratory Evaluation Of Shield Dust Entrainment In High Velocity Airstreams (913d8715-0740-44d1-b301-b965be654afd)

    In conjunction with steady increases in production levels, longwall operators have applied greater quantities of ventilating air and spray water in an effort to control respirable dust and/or methane.

    Jan 1, 2001

  • SME
    Environmental Mesothelioma Associated With Tremolite Asbestos: Lessons From The Experiences Of Turkey, Greece, Corsica, New Caledonia And Cyprus

    By Stavros H. Constantopoulos

    Mediterranean regions such as Greece, Turkey, Cyprus, Corsica and New Caledonia have experienced epidemics of malignant mesothelioma as a result of non-occupational, ??domestic?? exposure to tremolite

    Jan 1, 2007

  • SME
    Cresson Mine Completes Two-Year Expansion

    By William R. Yernberg

    The Cripple Creek & Victor Gold Mining Co.(CC&V) celebrated completion of a two-year, $168.5-million expansion and capital improvement program. An open house celebration was held in the historic mini

    Jan 1, 2002

  • SME
    Digital Computers For Plant Control - Present Potentiality And Future Probability

    By Theodore J. Williams

    Computer control has been one of the fastest moving and most glamorous fields of industrial development in the past decade. A review of this period shows some truly remarkable accomplishments in both

    Jan 1, 1968

  • SME
    CART?: A Fundamental Tool For Process Circuit Design

    By A. Noble

    The design of separation circuits can be a complex, labor-intensive and costly process. While the engineer?s experience along with extensive data sets and simulation are crucial tools for determining

    Feb 27, 2013

  • SME
    A Review Of Carcinogenicity Studies Of Asbestos And Non-Asbestos Tremolite And Other Amphiboles

    By John Addison

    Experimental animal studies comparing asbestos and non-asbestos varieties of tremolite indicate tremolite asbestos is markedly more carcinogenic. By direct analogy, the differences in carcinogenicity

    Jan 1, 2007

  • SME
    Drilling challenges of Latin America met with advanced coring bit technology

    Market confidence is on the rise and industry leaders turning toward the vast and diverse region of Latin America are faced with abundant, yet daunting, opportunity. From the iron orebodies of Brazil

    Jan 3, 2010

  • SME
    Screen Bowl Centrifuge: A High-Efficiency Particle Size Separator

    By M. K. Mohanty

    Over the years, screen bowl centrifuges have been widely used for dewatering fine coal in coal preparation plants in the United States and elsewhere. Its popularity is attributed to its relatively low

    Jan 1, 2008