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  • SME
    Cable Shovel Health And Longevity In Formation Excavation

    By S. Frimpong

    Cable shovels are used for primary excavation in in-situ and/or pre-fragmented formations in surface mining operations. Poorly fragmented hard rock formations and random occurrence of hard boulders i

    Jan 1, 2007

  • SME
    Modification Of Waelz Kiln Processing Of La Oroya Zinc Ferrite

    By P. C. Holloway

    La Oroya zinc ferrite (19.5% Zn, 26.6% Fe, 0.052% Ga, 0.075% In) was roasted with coal under conditions more oxidizing than normally used in a Waelz kiln, and the roasted residues were leached with 20

    Jan 1, 2008

  • SME
    MINExpo International 2000 and World Mining Congress Will Meet in Las Vegas

    The more than 40,000 mining industry professionals that are expected to attend the National Mining Association’s(NMA) MINExpo International2000 trade show and conference will be treated to the exhibit

    Jan 1, 2000

  • SME
    Control Of Surface Movements Above Active Coal Mines In Appalachia

    By A. Jarosz

    The surface manifestation of underground mining usually entails five distinct types of surface movements, which can affect or damage surface structures, facilities and renewable resources. These m

    Jan 1, 1986

  • SME
    An Investigation On The Stability Of A Deep Open Pit Lignite Mine Using Finite Elements Analysis

    By E. Stiakakis

    The paper presents a geotechnical simulation of the "Mavropigi" open pit mine (Western Macedonia Lignite Center, Greece), using the finite element method. The simulation was based on the initial plann

    Jan 1, 2006

  • SME
    Six To Be Inducted Into National Mining Hall of Fame

    Steven F. Leer, president and chief executive officer of Arch Coal Inc. will be the master of ceremonies for the 12th Annual National Mining Hall of Fame Induction Banquet. The black-tie (optional

    Jan 1, 1999

  • SME
    Construction Of Louisville Water Company?s Riverbank Filtration Tunnel And Pump Station Project

    By S. Holtermann

    Through the process of Riverbank Filtration (RBF), the Louisville Water Company plans to obtain a higher quality source of water for their B.E. Payne Water Treatment Plant (WTP) by means of four colle

  • SME
    Unparalleled Miner Training For The 21st Century

    By D. H. McCain

    Through a unique partnership between the Colorado Mine Safety and Training Program (CMSTP), the Colorado Rock Products Association (CRPA) and the Higher Education and Advanced Technology (HEAT) Center

    Jan 1, 2001

  • SME
    Federal Cooperation To Protect Watersheds Degraded By Coal Mine Drainage From Abandoned Mine Lands

    By B. Samoski

    In late 1994, EPA and OSM acknowledged that efforts by any one agency or by the many different agencies to remedy the water quality impacts of decades of contamination from abandoned coal mine lands

    Jan 1, 2002

  • SME
    No. 7 subway line project advances with Atlas Copco rigs and tools

    By Scott Ellenbecker

    Soon New York City will have a new train station. A tunnel project is under construction to extend Line 7 to a new station that is located near the Jacob K. Javits Con-vention Center. This is also par

    Jan 3, 2010

  • SME
    Felsic Volcanics And Tungsten In Neoarchaean Hutti Schist Belt, India.

    By P. Sangurmath, C. Gundewar, M. Riyazulla, V. Vasudev, N. Shadaksharswami

    Dharwar craton in the southern Indian shield, comprises the Neoarchaean foreland in the west and a relatively younger accretionary complex composed of granitoids and intervening gold-bearing volcano-s

    Jan 1, 2007

  • SME
    Diesel Emissions Control Strategies For The Use Of Diesel Engines In Underground Coal Mines – Preprint 97-144

    By N. Paas

    Diesel powered equipment has been operated in underground coal fir mare than 50 years. According to the Mine Safety and Health Administration (MSHA), there are approximately 3,000 diesel units operati

    Feb 24, 1997

  • SME
    Improved Selectivity Of Super-Conducting Dry HGMS Of Fine Powders By Vibration

    By Y. Wang, E. Forssberg, A. Johansson, B. Chan

    A super-conducting high gradient magnetic separator with matrix vibration in dry separation mode is a powder purification device, which has been used to remove weakly magnetic impure particles from fi

    Jan 1, 2001

  • SME
    Statistical Evaluation Of The Effect Of Conditioning Time And Slurry Concentration On The Flotation Performance Of Siliceous Phosphate

    By S. Al-Thyabat

    Conditioning of flotation feed is an important prerequisite for efficient flotation. This process depends on parameters such as conditioning time, slurry concentration and slurry pH. The objective of

    Jan 1, 2008

  • SME
    Financing of mining projects - Can banks drive sustainability?

    By M. Götze, P. Eysel

    Over the last years, the importance of the assessment of environmental and social aspects as well as of issues of good governance has increased significantly in mining finance. For this, international

    Jan 1, 2011

  • SME
    Optimal Blast Design using a Discrete-Event Simulation Model in a Hard-Rock Mine

    By Y. J. Son, S. S. Nageshwaraniyer, K. M. Kim

    "This paper reports on the development of a simulation-based framework for obtaining optimal blast design parameters for a hard-rock mine. To do this, a conventional medium-sized hard-rock mine was ta

    Jan 1, 2015

  • SME
    Remediation Of Large-Scale Slope Failures And Impact On Mine Development At The Gold Quarry Mine

    By R. J. Sheets

    In 2009, the Gold Quarry openpit mine experienced multiple large-scale slope failures of the upper east highwall that reduced gold ore extraction for nearly 18 months. The slope failures occurred with

  • SME
    A Review of Nickel, Copper, and Cobalt Recovery by Chelating Ion Exchange Resins from Mining Processes and Mining Tailings Mining, Metallurgy and Exploration )

    By Botelho Junior, Amilton Barbosa, Denise C. R. Espinosa, David B. Dreisinger

    Copper and cobalt can be found on nickel laterite ores, and cobalt can be found also on copper ores, and many contaminants such as iron, aluminum, and magnesium are associated with these ores. In hydr

  • SME
    A Tunnel Boring Machine at the South Pole

    By Michael R. Walsh, John H. Wright, Eivind B. Jensen

    A tunnel boring machine (TBM) was designed and built at the Cold Regions Research and Engineering Laboratory in 1992 for use in Antarctica. The TBM system was tested at the South Pole where a 120-m lo

    Jan 1, 2001

  • SME
    Exploring a shallow seafloor hydrothermal system on the Arctic Mid-Ocean Ridge

    By R. B. Pedersen, A. Filipa, A. Marques

    "Shallow-depth (<200m) high temperature submarine hydrothermal systems are not commonly observed on mid-ocean ridge settings, as most known systems are located within arc - island-arc volcanic setting

    Sep 1, 2014