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  • SME
    Singapore’s Deep Tunnel Sewerage System—Experiences and Challenges

    By Richard F. Flanagan, Robert H. Marshall

    The Republic of Singapore’s Public Utilities Board is implementing the Deep Tunnel Sewerage System Project. The project’s deep tunnel component, 48 km of deep, large diameter sewer tunnels has been su

    Jan 1, 2007

  • SME
    Jet Grout Ground Modifications for the Brightwater Conveyance System

    By Richard Hanke

    Tunnel construction on the Brightwater Conveyance System?s East and Central contracts required ground modifications of the existing site soils, comprised of sandy alluvium to very dense glacial till,

    Jan 1, 2008

  • AUSIMM
    Design and Commissioning of the Ridgeway Concentrator

    By B Clemen, D Gordon, F Cesnik, P Griffin

    In March 2002 Newcrest Mining Ltd commissioned a 4 Mtpa gold-copper concentrator at its Cadia Valley Operations in New South Wales. This paper presents the design and construction considerations, comm

    Jan 1, 2003

  • CIM
    Ensuring Safety of Autoclave Plants with Emergency Shutdown Systems

    By Murray Pearson, Jack Murray

    "The danger of autoclaves lies in the high temperatures and pressures that exist in autoclave vessels. The usage of autoclaves will continue to expand in the mining industry because of their efficienc

    Jan 1, 2009

  • CIM
    Development of Cable-Lok Anchor for Pre-stressed Cable Bolting and its Applications in Mines

    By Rocky (Yaokun) Wu

    This paper introduces the development and application of a new cable anchor - Cable-Lok for pre-stressed cable bolting in mines. Cable-Lok is a spring-loaded cable anchor suitable for the drill hole

    Oct 1, 2010

  • DFI
    The Effects Of System Components On The Deflection Of MSE Retaining Walls

    By Scott C. Vollmer

    This paper seeks to examine some of the technical factors influencing the deflection of Mechanically Stabilized Earth (MSE) retaining walls based on the authors' field observation of numerous str

    Jan 1, 2003

  • CIM
    Rejection of Uranium from a Copper Gold Ore by Flotation (1d1c391d-4ab9-408d-ad31-42faa02f60e9)

    By F. Ford, J. Dong

    "Laboratory and miniplant testwork was carried out to reject uranium from an Iron Oxide Copper Gold (IOCG) deposit that contains an average of 60-70 ppm uranium with high variability. The dominate cop

    Jan 1, 2017

  • IIMP
    Trazadores litogeoquímicos de fertilidad del magmatismo vinculado a pórfidos de Cu (-Mo, -Au) en el sur del Perú, del Jurásico al Mioceno

    By Alonso Marchena, William Martínez, Joel Otero

    En Arequipa, Moquegua y Tacna se han definido diversos arcos magmáticos. En los arcos jurásico, paleoceno y oligo-mioceno ocurren pórfidos de distintas características, los cuales presentan diferencia

    May 22, 2019

  • SME
    Case Study Failure Of Shallow Open Pit Slopes Shirley Basin Mine

    By R. M. Owens, J. F. Lupo

    The Shirley Basin Uranium mine, located in southeastern Wyoming, USA, was an open pit mining operation consisting of a series of several open pit mines excavated into poorly consolidated sandstones, s

    Jan 1, 2001

  • SME
    More Than 400,000 Expected at bauma 2004 in Munich

    bauma 2004 will feature a couple of firsts for one of the world’s largest construction and building materials machinery exhibitions. The event is scheduled for March 29 through April 4 of next year a

    Jan 1, 2003

  • SME
    New Tunneling Innovations Revolve Around More Efficient Disc Cutters

    By Desiree Willis

    Disc cutters have determined excavation rates of rock tunneling projects for more than 50 years. First developed in 1956 by James S. Robbins, disc cutters (then 279 mm or 11 in. in diameter) were use

    Jan 1, 2007

  • DFI
    Statnamic Load Testing Of Strain Instrumented Large Diameter Bored Shafts - Synopsis

    By Matthew Janes

    Statnamic load testing is becoming widely accepted as a method to quickly and economically determine the load-deflection behaviour and ultimate static resistance of high capacity deep foundations. Str

    Jan 1, 1996

  • AUSIMM
    Solid-Vapour Equilibria in the FeCl3-AlCl3-Cl2 System

    By Moyle F. J

    This paper describes an apparatus which was developed to study solid-vapour equilibria and presents results which were obtained during a study of the FeCI3-AlCI3-CI2 system. Analysis of the results sh

    Jan 1, 1979

  • AUSIMM
    The Influence of the Composite State of Graphite and Metallic Chlorine Compounds on the Formation of PCDD/Fs

    By E Kasai, T Nakamura, E Shibata

    In the present study, formation of PCDD/Fs from carbon particles like æsootÆ, so called de novo synthesis, was experimentally simulated using the powder mixture of graphite and metallic chloride. Comp

    Jan 1, 2002

  • SAIMM
    Design Principles for Optimizing an Established Survey Slope Monitoring System

    By N. Mphathiwa

    When slope angles are designed during open pit optimization, there is a risk factor applied in steepening the slopes. The steepening of slope angles has implications for the safety and economics of th

    Jan 1, 2014

  • SME
    Hydrocopper™ - Economical Treatment For Copper And Gold Concentrates At The Mine Site

    By Mikko Ruonala, Pertti Lamberg, Olli Hyvärinen

    The smelting of copper sulphide concentrate is the dominant route in copper production (Figure 1). Heap leaching of oxidized copper ores with weak sulphuric acid together with copper solvent extractio

    Jan 1, 2005

  • AUSIMM
    Petrology of the Zinc Lode, New Broken Hill Consolidated Ltd., Broken Hill, New South Wales

    Drill cores from Section 62, New Broken Hill Consolidated Ltd., were used to study the petrology of rocks associated with the zinc lode. The distribution of the rock types in relation to the lode stru

    Jan 1, 1961

  • SME
    Investigations On Recovery Of Hematite From Two Different Banded Iron Ores By Flotation

    By B. Das

    Hematite floatability from two low grade banded iron ores of India, namely banded hematite quartzite (BHQ) and banded hematite jasper (BHJ) using fatty acids and amine as the collectors is investigate

    Feb 27, 2013

  • DFI
    Anchored Excavation Support Using SMW (Soil Mixed Wall)

    By Seth L. Pearlman

    A major excavation support case history for the Eastern approach to the Third Harbor Tunnel (THT) in Boston, MA is described, which uses an anchored Soil Mixed Wall (SMW). Both general and project spe

    Jan 1, 1993

  • SME
    Developments in real time personal diesel particulate monitoring in mines

    Diesel Particulate Matter (DPM) issues are very high profile currently in both Australian coal and metal mines and Australian states are generally moving to acknowledge and to broadly follow US 2008 f

    Jan 1, 2009