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  • SME
    Maintenance Control ? A Four Level Approach - Who's Right?

    By Mark L. Munsell

    In recent years, miners have tried many approaches to maintenance such as: - Highly sophisticated computerized programs. - large planning groups designed to preplan and schedule work. - Contract

    Jan 1, 1976

  • SME
    Rehabilitation of a Brick-Lined Aqueduct

    By Taehong Kim, Carl Pannuti, Nikolas Sokol, Walter Herrick

    BACKGROUND This paper discusses work performed as part the rehabilitation of the gravity flow section of the New Croton Aqueduct (NCA) during an approximately two year period between 2004 and 2006

    Jan 1, 2007

  • SME
    Analysis of the Controlled Deformation in Rock and Soil (A.DE.CO.-RS)–Tunneling Approach Performance of an Alternate Tunneling Approach in the Construction of 100 Kilometers of Tunnel for the Bologna to Florence High Speed Rail Line

    By Silvano Morelli, Giovanna Cassani, Renzo Bindi, Antonio Nicola

    More than 70 km of main line and service tunnels have been excavated to date for crossing the Apennines between Bologna and Florence. A new design and construction approach, known as Analysis of t

    Jan 1, 2003

  • SME
    Study of Methane Outgassing and Mitigation in Longwall Coal Mines "Mining, Metallurgy & Exploration (2020)"

    By Jürgen F. Brune, SAMUEL A. LOLON, ADITYA JUGANDA, Gregory E. Bogin Jr

    Historically, there have been many occurrences ofmine fires and explosions recorded in the United States and other countries that have demonstrated the existence of explosivemethane–airmixtures, herei

    Aug 24, 2020

  • SME
    Marketing Of Industrial Minerals Of Shandong Minmetals Corporation In North America

    By L. Xinguang

    Shandong MinMetals Corporation, a state-owned import and export organization located in the city of Qingdao, Shandong Province, China, was opened in 1954, with the mission of marketing metal products

    Jan 1, 1990

  • SME
    Water depth dependence of Mn-nodule features in the NE equatorial Pacific

    By Youngtak Ko, Wonnyon Kim

    Korean contract Mn-nodule field in the NE equatorial Pacific is composed of seven sectors showing average water depths of 4,513 - 5,025 m. Of the various factors controlling the property of Mn-nodules

    Sep 1, 2014

  • SME
    Observational Method Using Real Time Surface Settlement Monitoring On The South Toulon Tunnel Project - Introduction - Project History

    By B. C. Vargas

    The Toulon tunnel project is a key component of the Highway corridor on the French Riviera between Marseille and Nice and is a fundamental transportation infrastructure for the region. The first desig

    Jan 1, 2012

  • SME
    Optimization of Tellurium and Antimony Extraction from Residue Generated in Alkaline Sulfide Leaching of Tellurium-Bearing Alkaline Skimming Slag Using Central Composite Design Mining, Metallurgy and Exploration (e0c562d4-30bd-4458-b8cb-8e6a1cd409aa)

    By Qinghua Tian, Zhipeng Xu, Dong Li, Xueyi Guo, Liu Zhu

    A possible process for extracting tellurium and antimony from a residue generated in alkaline sulfide leaching of telluriumbearing alkaline skimming slag was proposed. The central composite design was

  • SME
    A Review Of Atmospheric Monitoring Systems In Underground Coal Mines: Implications For Explosion Prevention

    By K. R. Griffin

    Explosions in underground coal mines have been a serious safety concern since the advent of mining; despite significant technological advances, they are still occurring. Parameters such as barometric

    Jan 1, 2011

  • SME
    Microcomputers and Mining : Geology and Exploration

    By Thomas C. Shapiro

    This is the second in a series of articles on microcomputers and applications in the minerals industry. The first article (ME, Feb., page 129) discussed microcomputer terms and concepts. This article

    Jan 3, 1984

  • SME
    An Evaluation Of Microseismic Activity Associated With Major Roof Falls In A Limestone Mine: A Case Study

    By T. Bajpayee, J. Ellenberger

    Microseismic monitoring and evaluation is one aspect of the National Institute for Occupational Safety and Health (NIOSH) research program. Roof falls are often preceded by a period of elevated micro

    Jan 1, 2007

  • SME
    Estimating Process Design Gold Extraction, Leach Residence Time and Cyanide Consumption for High Cyanide-Consuming Gold Ore

    By G. Plenge, M. Brittan

    "Plant design parameters for gold extraction, leach residence time and cyanide consumption are generally determined from standard bench-scale bottle roll or agitation leach tests. The application of l

    Jan 1, 2015

  • SME
    Large Diameter Tunnel Boring Machine Development

    By Martin Herrenknecht

    The world?s growing population and rapidly proceeding urbanization are boosting an enormous demand for new and high-capacity infrastructures to secure the mobility of goods and people. Densely popula

    Jan 1, 2010

  • SME
    Communication : The missing link in the minerals industry

    By Pat C. Hautala, J. R. Hoskins

    This is a new era for the minerals industry. Never before has there been more need for effective communication. So said Robert Anderson, chairman and chief executive officer of Hanna Mining Co. He was

    Jan 1, 1985

  • SME
    Mining By Computer – Is It Really the Way of the Future?

    By Badiozamani Khosrow

    Introduction The mining industry has been using computers since the late 1950s. Despite this early start, the use of mine planning software is not a common practice in many operations. But the trend

    Jan 9, 1984

  • SME
    Attacking The Small-Mine Fatality Problem In West Virginia

    By R. L. Grayson

    For the years 1990 and 1991, West Virginia's underground coal small-mine fatality rate « 20 employees) was approximately ten times higher than the national coal industry rate. Although the total

    Jan 1, 1994

  • SME
    Feasibility Analysis Of Wind Power As An Alternative Post-Mining Land Use In Appalachia

    By A. Duerksen

    Surface coal mining in West Virginia has supplied energy to the eastern coast of the United States for over a century. The coal mining industry has been forced to adapt as societal demands regarding h

    Jan 1, 2012

  • SME
    El Abra - Two Years Later

    By Rainer Kahrger

    This paper is a follow-up to the paper presented at the SME meeting in April of 1996. Since then, the El Abra facility has been started up, 9 months ahead of schedule, and has processed about 45 milli

    Jan 1, 1998

  • SME
    The Design, Commissioning And Operation Of The Castle Valley Plant In Wellington, Ut

    By P. J. Bethell

    Background Increasingly complex geological conditions, with the presence of high ash binders in the mining horizon were encountered at the A.C. I. Dugout Mine near Price, Utah. This led to the prod

    Jan 1, 2008

  • SME
    Techniques for Assessing and Mitigating Longwall Subsidence Effects on Interstate Highways Mining, Metallurgy and Exploration (02f14e56-44eb-4294-94a4-02fe73f626ca)

    By Yi Luo, Jian Yang, Hua Jiang

    Surface subsidence induced by underground coal mining activities, especially longwall mining operations, can cause various problems to interstate highways ranging from structural integrity, drivabilit