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  • SME
    Centrifuge dewatering and reconstitution of fine coal: A pilot-plant application of the GranuFlow Process

    By R. P. Killmeyer, W. W. Wen, B. K. Parekh

    A continuous pilot-scale test of the GranuFlow Process was conducted using a screen-bowl centrifuge for the dewatering and reconstitution of column -flotation concentrate at a coal preparation plant i

    Jan 1, 2000

  • SME
    Metal Bioaccessibility Methods in Risk Assessment

    By A. Thatcher, C. Day, C. Meyer

    The purpose of this paper is to provide general information about the bioaccessibility of metals and specific information about the use of bioaccessibility in risk assessments (human health risk asses

    Jan 1, 2019

  • SME
    Field comparison of a roof bolter dry dust collection system with an original designed wet collection system for dust control "Mining, Metallurgy & Exploration (2020)"

    By D. Blackwell, W. R. Reed, G. Ross, S. Peters, M. Shahan

    Dust collectors for roof bolting machines generally use a dry box to collect the roof bolting material. Recently, an underground mining operation converted a dry box dust collector to a wet box dust c

    Aug 26, 2020

  • SME
    Extraction of Rare Earth Elements from Upgraded Phosphate Flotation Tailings

    By P. Zhang, S. Al-Thyabat

    "Phosphate rock contains traces of rare earth elements (REEs) and can be a secondary source of these critical materials as large tonnages of phosphate rock are mined annually. Attention has mostly foc

    Jan 1, 2016

  • SME
    Large Diameter Shaft Excavation Support Design and Blasting Methods in a Dense Urban Environment for the Pawtucket Tunnel Project - RETC2023

    By Frederic Souche, Andrew R. Klaetsch, Brian Hann, Nick Goodenow

    This paper describes support of excavation (SOE) design and construction for three large diameter shafts excavated through glacial soil and controlled blasting in complex sedimentary rock formations.

    Jun 13, 2023

  • SME
    Innovation On The Iron Range: Report On The SME Minnesota Section Meeting

    At long last, mining is on the rebound in Minnesota?s Iron Range and the excitement is starting to show. The SME Minnesota Section?s annual meeting was once again held in the heart of Iron Range count

    Jan 1, 2011

  • SME
    Istanbul Strait road tube crossing: Challenges, risks and strategies

    By Gordon Clark, Basar Arioglu, Nasri Munfah, Sanja Zlatanic, Tolga Togan

    "The 13.2 m (43 ft) external diameter, double deck Istanbul Strait Road Tube Crossing is one of the most challenging underwater tunnel projects in the world. Subjected to 11 bars of hydrostatic pressu

    Mar 1, 2017

  • SME
    Pre-Implementation Evaluation of VR as a Mine Safety Training Tool - SME Annual Meeting 2025

    By CASSANDRA L. HOEBBEL, Jennica L. Bellanca

    High-fidelity, immersive training is known for its learning and logistical benefits. While other industries have used virtual reality (VR) for decades, the same uptake has not been seen in mining. NIO

    Feb 1, 2025

  • SME
    The Alpha Foundation; Improving mine safety through research

    By Michael Karmis

    "In December 2011, the U.S. Attorney’s Office for the Southern District of West Virginia, the U.S. Department of Justice, Alpha Natural Resources (ANR) and Alpha Appalachia Holdings entered into a non

    Jan 1, 2014

  • SME
    Portable instruments for measuring tailpipe diesel particulate in underground mines

    By J. Noll

    There is a need for direct tailpipe sampling of diesel vehicles in mines in order to determine the effects of an emissions-based maintenance program, evaluate control technologies such as diesel parti

    Oct 1, 2013

  • SME
    Industrial Minerals review 2017

    By Jack Bedder, Nils Backeberg

    "Native antimony metal is rare and antimony generally occurs together with gold, lead, copper and silver. There are more than 100 antimony minerals, although the sulfide mineral stibnite is the main e

    Jan 7, 2018

  • SME
    Identifying Risk Factors from MSHA Accidents and Injury Data Using Logistic Regression "Mining, Metallurgy & Exploration (2021)"

    By Andrea Brickey, JUDITH BUABA, RICHARD AMOAKO

    The global mining industry has recorded significant declines in accident and injury rates attributed to the advancement in technology, increased enforcement, and safety consciousness. A goal of the mi

    Nov 3, 2020

  • SME
    Biological Preoxidation Of A Pyrite Gold Concentrate

    By J. David Gunn, Richard W. Lawrence

    Gold and silver often occur finely disseminated in sulphide minerals such as pyrite. The use of biological leaching to dissolve pyrite and liberate gold has been extensively studied for a concentrate

    Jan 1, 1985

  • SME
    Tracking Mine Safety Performance Trends To Assess The Risk For A Fatality

    By H. Kinilakodi

    The authors previously developed a methodology that combines injury and citation measures into an overall mine safety performance evaluation tool, called the safe performance index (SPI). It can be ea

    Jan 1, 2012

  • SME
    Comparison of PFC2D Modeled Damage and the Practical Damage Limits from Drift Blast Design Software

    By M. Kuchta, S. Iverson

    INTRODUCTION Underground blasting with perimeter damage control can reduce the requirement for loose rock scaling and reduce the risk of ground-fall injury. In previous work Johnson and associates (2

    Jan 1, 2019

  • SME
    Experimental study on foam coverage on simulated longwall roof - SME Transactions 2017

    By M. R. Shahan, W. R. Reed, S. Klima, T. W. Beck, Y. Zheng

    Testing was conducted to determine the ability of foam to maintain roof coverage in a simulated longwall mining environment. Approximately 27 percent of respirable coal mine dust can be attributed to

    Jan 1, 2017

  • SME
    Experimental study on foam coverage on simulated longwall roof - SME Transactions 2018

    By M. R. Shahan, W. R. Reed, S. Klima, T. W. Beck, Y. Zheng

    Testing was conducted to determine the ability of foam to maintain roof coverage in a simulated longwall mining environment. Approximately 27 percent of respirable coal mine dust can be attributed to

    Jan 1, 2018

  • SME
    Mining Review (b4db0656-c005-4474-84a8-48148bc23ce4)

    By Staff

    Minerals contribute to U.S. gross domestic product (GDP) at several levels ? from mining and processing to the manufacturing of Anished products. In 2009, the estimated real GDP of the United States d

    May 1, 2010

  • SME
    Greenland: A Potential Trove of Minerals

    By Louis W. Cope

    Many Americans have seen Greenland while flying over it on their way to or from Europe. Few have visited this largest island in the world. Portions of the 20 percent of the territory that are not ic

    Jan 1, 2004

  • SME
    Excellent Occupational Safety and Health Management in Southeast Asian Mining Industries by Know-How Transfer

    By J. Kretschmann

    Southeast Asian countries cannot maintain their economic growth rate without the development of their mining industries. To make this development as sustainable as possible requires sound fundamentals

    Feb 23, 2014