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  • SAIMM
    Q-coda estimation in the Kaapvaal Craton

    By D. Grobbelaar, A. Cichowicz, D. J. Birch

    The Q-coda method for estimating the quality factor Q(f)= Qo(f)n was used to characterize seismic wave attenuation in a region of the Kaapvaal Craton that includes the mining areas of the Bushveld Com

    Jan 1, 2015

  • SME
    Case Study in Rock Mass Behavior: TBM versus Drill and Blast

    By Scott Chesman

    Increased TBM performance is leading the way for resurgence in tunneling activity in NYC. Tunnels will be excavated in the same geologic formations as previously excavated D&B tunnels whose constructi

    Jan 1, 2005

  • AIME
    Towards A Comprehensive Mathematical Model Of The Blast Furnace

    By M. Cross

    INTRODUCTION The results of the Japanese dissective investigations have [l-4] transformed our understanding of how the blast furnace operates. These studies revealed an internal structure of the fu

    Jan 1, 1984

  • CIM
    Regional geochemical mapping for earth science and environmental studies

    By R. B. Barlow, J. A. C. Fortescue

    Originally developed for use in mineral exploration, regional geochemical mapping based on stream (and lake) sediment sampling is showing broader application in other areas of the earth sciences and i

    Jan 1, 1980

  • SAIMM
    The Process Design Of Gold Leaching And Carbon-In-Pulp Circuits - Introduction

    Assuming that a gold ore has been effectively ground to ensure maximum economic liberation of gold, the circuits that will have the most effect on the successful operation of a gold plant will be that

    Jan 1, 1999

  • NIOSH
    RI 6669 Low-Temperature Heat Capacities And Entropies At 298.15°K Of Anhydrous Sulfates Of Cobalt, Copper, Nickel, And Zinc

    By W. W. Weller

    Heat capacity measurements of anhydrous cobalt sulfate (CoSO4), copper sulfate (CuSO4), nickel sulfate (NiSO4), and zinc sulfate (ZnSO4) were conducted over the temperature range 51° to 298° K. The re

    Jan 1, 1965

  • NIOSH
    IC 9490 - Job Training Analysis: A Process For Quickly Developing A Roadmap For Teaching And Evaluating Job Skills

    By James M. Baugher, Donald W. Conrad, William J. Wiehagen

    This report describes a process for quickly developing information that is useful for skills training. The process is called job training analysis (JTA). Its main use is to structure skills training

    Jan 8, 2006

  • NIOSH
    RI 7732 Removing Pyrite From Coal By Dry-Separation Methods

    By W. T. Abel

    The difficulties associated with wet-processing fine size coal led the Bureau of Mines to investigate a dry process for removing pyrite from coal pulverized to powerplant fineness. The dry process tha

    Jan 1, 1973

  • AUSIMM
    The development and future of BHP Billiton’s Western Australian iron ore geological reconciliation system

    By S J. Loach

    Geological reconciliation is an indispensable part of BHP Billiton’s Western Australian Iron Ore (WAIO) operations. Since 2009 our reconciliations have been calculated in a single, centralised sequel-

    Jul 24, 2017

  • SME
    Doing It All: Cut, Crush, And Load With One Machine Wirtgen Surface Miner

    By D. van der Veen

    Mining companies and contractors are looking at Wirtgen Surface Miners to provide flexibility at their operations. Wirtgen Surface Miners have been used in the surface mining industry for over fifteen

    Jan 1, 2002

  • NIOSH
    RI 9654 - Proceedings Of The Second International Workshop On Coal Pillar Mechanics And Design

    By Todd M. Ruff

    This report summarizes ongoing research at the National Institute for Occupational Safety and Health, Spokane Research Laboratory, in which collision warning systems for surface mining dump trucks are

    Jan 11, 2000

  • AUSIMM
    The Flotation of Rare Earths - A Contribution to Industrial Hygiene

    By C T. Hollick

    Conventional processing of heavy mineral deposits containing radioactive rare earth minerals such as monazite and xenotime may cause industrial hygiene problems through atmospheric dust and contaminat

    Jan 1, 1990

  • SME
    CSM-USBM Rotary Cutting Machine: Research Capabilities And Trials For Improving The Performance Of Tunnel, Shaft And Raise Boring Machines

    By Levent Ozdemir, Robert J. Evans, Russell J. Miller, William Sharp

    This paper describes the specifications and capabilities of a 6 ft (1.83 m) diameter laboratory rotary cutting machine which was designed and fabricated under a Bureau of Mines (USBM) contract awarded

    Jan 1, 1983

  • AUSIMM
    Ore Selection Optimisation for an Iron Ore Deposit Using Linear Programming

    By M Aros, L Reilly

    Iron ore is normally sold in bulk at certain specifications. These include iron grade and specific contaminant grades, typically silica, alumina, phosphorous and sulfur. These target grades are normal

    Nov 24, 2014

  • SME
    Application of Thermal Fragmentation in Australian Hard Rock Underground Narrow-Vein Mining Mining, Metallurgy and Exploration (1e34d89c-0565-45bf-a22d-0191b2dfefff)

    By Larissa Koroznikova, Steve Durkin, Bradley Drake, Michael Tuck

    This paper presents the results from the investigation of the application of thermal fragmentation in Australian hard rock underground narrow-vein mining. Two geologically similar samples from an unde

  • SME
    Application of Thermal Fragmentation in Australian Hard Rock Underground Narrow-Vein Mining Mining, Metallurgy and Exploration

    By Larissa Koroznikova, Steve Durkin, Bradley Drake, Michael Tuck

    This paper presents the results from the investigation of the application of thermal fragmentation in Australian hard rock underground narrow-vein mining. Two geologically similar samples from an unde

  • AUSIMM
    Some Notes on Notch Brittleness and Brittle Fractures in Mild Steel

    Since the end of World War n, many important developments have taken place in the investigation of the phenomenon of brittle fracture in mild steel. Fractures in certain classes of welded ships, in we

    Jan 1, 1954

  • SME
    Mining discrete-event simulation projects: A chronological, comprehensive review from 2008 to 2015 - SME Transactions 2018

    By L. O’Connor, E. Tarshizi

    The objective of this work is to provide a detailed review and a list of references in chronological order, comprising 80 recent technical papers, on the use of discrete-event simulation (DES) modelin

    Jan 1, 2018

  • SME
    Mining discrete-event simulation projects: A chronological, comprehensive review from 2008 to 2015 - SME Transactions 2017

    By L. O’Connor, E. Tarshizi

    The objective of this work is to provide a detailed review and a list of references in chronological order, comprising 80 recent technical papers, on the use of discrete-event simulation (DES) modelin

    Jan 1, 2017

  • SME
    Development in Utility Tunnelling in the United Kingdom During the Years 1990–2000

    By Andy Mille

    The paper highlights development of tunneling methodology in the UK during the years 1990-2000 using the example of two major tunneling contracts where there solution of difficult tunneling problems d

    Jan 1, 2001