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  • SME
    Mine Emergency Risk Preparedness and Readiness Self-Assessment; A Proactive Approach

    By William C. York-Feirn, Jeffrey H. Kravitz, David Stalfort

    "Mining is an inherently risky business. Over the years, major mine disasters have resulted in the deaths and injuries of thousands of miners in the United States. These disasters also resulted in inn

    Jan 10, 2018

  • SME
    The influence of polysaccharides on film stability and bubble attachment at the talc surface

    By Lei Pan, Venkata Atluri, Xuming Wang, Yuesheng Gao, Jan D. Miller

    Polysaccharides have been used as depressants for naturally hydrophobic talc in the flotation of base metal sulfide ores, precious metal sulfide ores and platinum group metal (PGM) sulfide ores. The r

  • SME
    Development of a robust ultra-wideband module for underground positioning and collision avoidance

    By RALPH BALTES, AMIR EHSAN KIANFAR, FABIAN UTH, ELISABETH CLAUSEN

      Underground positioning and communication are essential technologies for the future of underground mining operations. In contrast to other positioning and communication technologies such as wireless

  • SME
    Distinct element analysis for the effectiveness of preliminary coal pillar rib support systems based on the strength-reduction method using coal mass constitutive model

    By MAURICE SUNKPAL, Taghi Sherizadeh, Kutay E. Karadeniz, Dogukan Guner, Samuel Nowak

    In this study, various rib bolting scenarios were investigated to better understand the effectiveness of the support systems. A coal mass constitutive model is implemented to a distinct element method

    Feb 1, 2024

  • SME
    Reverse Osmosis Technology Helps Optimize Phosphate Mine Performance

    By Chris Howell

    PotashCorp?s Aurora phosphate mine, in Beaufort County, NC, operates four low pressure boilers and four high pressure boilers to meet its process steam requirements. Maintaining these boilers is crit

    Jan 1, 2011

  • SME
    The flame characteristics of a tire fire on a mining vehicle

    By RICKARD HANSEN

    With vehicles frequently found in mines and tires being a major fuel item, the risk of tire fires will be severe underground. This study presents an analysis of tire fires on mining vehicles to increa

  • SME
    Alternatives Chemistries to Improve Copper Recovery from Secondary Sulphides with Low Floatability and Presence of Clays - SME Annual Meeting 2025

    By Patricio Zarate

    Due to the intrinsic variability in orebodies, similar metallurgical behaviour of all material sent to the concentrator is expected to have some variability. Still some specific ores have anomalous pe

    Feb 1, 2025

  • SME
    Field verification of an improved mine fire location model

    By L. Yuan, D. Bahrami

    Underground mine fires remain a concern for mine operators, posing a health and safety risk to mineworkers. In the last decade, the number of mine fires has decreased significantly. However, dealing w

  • SME
    Radio Frequency Identification: The Next Generation Of Ore Tracking

    By Michael Wortley

    Metso?s Process Technology and Innovation group is a world leader in mineral processing consulting. A significant amount of this consulting work involves process integration and optimization (PIO) stu

    Jan 1, 2012

  • SME
    Leaching of copper from a Nigerian chalcopyrite-rich siderite ore by ammonia-ammonium sulfate solutions

    By Alafara A. Baba, Yakubu A. Dallatu, Kehinde I. Omoniyi, Shemang Y. Chindo, Edith B. Agbaji

    With the rise in global demand for pure copper, there is an urgent need to consider the processing of low-grade chalcopyrite ores. Ammoniacal leaching solutions have been reported as effective and eff

    May 1, 2023

  • SME
    Impact of operating parameters on the breakage process of talc

    By Diler Katircioglu-Bayel

    The effects of the operating parameters of media filling ratio, solid mass fraction, grinding media size and grinding time on the stirred media milling of talc were studied. The findings were assessed

  • SME
    A Protocol for Reclaiming in-Pit Tailings Ponds to Exceed Federal and State Regulations

    By J. Seifert, L. Hunter, P. W. Conrad, S. Rosenthal

    "The goal of the protocol for reclaiming in-pit tailings ponds to exceed federal and state regulations was to develop a series of steps that can be followed to design, operate, and reclaim a tailings

    Jan 1, 2018

  • SME
    Design of Bored Tunnels on the Channel Tunnel Rail Link, UK

    By Eddie Woods, Jon Hurt, Roger May, Paul Watson

    The Channel Tunnel Rail Link (CTRL) will be Britain’s first major new railway for over a century—a high-speed line running for 109km (68 miles) between St. Pancras station in London and the Channel Tu

    Jan 1, 2003

  • SME
    Modified Tail Section Reduces Noise On A Continuous Mining Machine (5b570952-5e1d-4ba6-8a08-6c5b579cf020)

    By A. K. Smith

    Overexposure to noise remains a widespread, serious health hazard in the U.S. mining industry. Most other categories of illnesses and injuries associated with mining have improved, with the exception

    Jan 1, 2011

  • SME
    A historical review of recommendations for reporting exploration results, mineral resources and mineral reserves

    By David M. Abbott

    This paper is a companion to, and amplification of, the ?History? section of the 2014 version of the SME Guide for Reporting Exploration Results, Mineral Resources, and Mineral Reserves (SME Guide). T

    Feb 1, 2014

  • SME
    New KGV Design Opens the Door to Improved Efficiency for Slurry Valves

    By Michael Prince

    "Managing slurry is a constant challenge for mining operations. Since slurries are not uniform, the challenge is complicated by varying rheology, velocity, temperature and pressure, all of which affec

    Feb 1, 2019

  • SME
    Robotics Technology in Mine Disaster Reconnaissance, Rescue and Recovery

    By M. A. Trevits, G. W. Luxbacher, L. D. Patts

    "It is almost a given that post-disaster mine conditions will have compromised the mine ventilation system, resulting in a hazardous atmosphere in portions of the mine, and often complicated travel th

    Jan 1, 2018

  • SME
    Leaching of silver from mechanically activated naumannite

    By Jaroslav Briancin, Katarína Gáborová, María Florencia Márquez-Zavalía, Marcela Achimovičová, Ol’ga Šestinová, Pavel Škácha

    Naumannite (Ag,Se), a silver selenide mineral, was first discovered in 1828. This study investigates the structure, morphology, chemical composition, and leaching kinetics of naumannite. Mechanical ac

    Jul 1, 2023

  • SME
    Quantification of the Effects of Carbon on Filter Media in SKC DPM Cassettes on Measurements of Diesel Particulate Matter in Underground Mines

    By J. Noll, E. Cauda, T. Barone, S. Vanderslice

    Measuring diesel particulate matter (DPM) for underground metal/nonmetal mine compliance samples is done by collecting DPM onto quartz fiber filters and analyzing the samples via NIOSH method 5040 for

    Jan 1, 2019

  • SME
    Human Rights and Business Procedures: Using Data to Improve Relationship with Stakeholders

    By C. Eddine

    "Can we use data to make communication effective? How does one successfully tackle the challenge of solving cultural differences and harmonizing the needs of diverse stakeholders while developing and

    Jan 1, 2016