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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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