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  • SME
    Development Of A High Blow Energy Hydraulic Impactor

    By Wm. Ross Wayment, Innes P. Grantmyre

    INTRODUCTION It has been recognized for some time that major changes in mining methods will be required in the near future. Two types of factors contribute to this need for change. Intrinsic factor

    Jan 1, 1976

  • SME
    Model For The Fragmentation Of Copper Matte Particles During Flash Converting

    By M. Pérez-Tello

    A mathematical model to represent the expansion and fragmentation of copper matte particles oxidized under flash converting conditions is presented. The model assumes that the particles are initially

    Jan 1, 2008

  • SME
    Study on the effects of scrubber operation on the face ventilation

    For the past four years, the Department of Mining Engineering at the University of Kentucky has conducted a validation study of the CFD Fluent code, by comparing its results against mining-related ben

    Jan 1, 2009

  • SME
    Ground Control of Strip Backfilling Water Conservation Mining in Shallow Coal Seams

    According to the classification of water conservation mining in shallow coal seams in China, when the ratio of the impermeable layer thickness to the mining height is less than 18, the mining belongs

    Jan 7, 2020

  • SME
    Miners Remain Upbeat at NWMA Meeting

    By Steve Kral

    As the current boom in the global mining industry rumbles on, mining companies have had to step up their efforts to replace mined reserves. Many of the majors are replacing and adding to their reserv

    Jan 1, 2006

  • SME
    Geology of the Brewer Gold Mine in South Carolina

    By W. Scheetz

    The Brewer Gold Mine is an open-pit, heap leach operation that processes about 122 kt/m (135,000 stpm). The mine is operated by Brewer Gold Inc., a subsidiary of Westmont Mining Inc., and is located n

    Jan 1, 1991

  • SME
    Excess Spoil Minimization And Fill Stability

    By M. Superfesky, P. Michael

    Introduction The US Office of Surface Mining (OSM) is proposing changes to the Code of Federal Regulations in the interest of minimizing the adverse effects of excess-spoil-fill construction on the

    Jan 1, 2007

  • SME
    Is Bigger Better? Colorado MPD Examines Age-Old Question

    Never known as a conference to shy away from its share of off-color jokes, the Colorado Mineral Processing Division?s Annual Meeting returned to the Broadmoor Hotel in Colorado Springs, CO April 26-28

    Jan 1, 2012

  • SME
    Sustainable Deepsea Mining - Overview on recent activities in Germany

    By Leonard Weixler, Peter Halbach, Michael Jarowinsky, Johannes Post

    Germany as an industrial nation is highly dependent on the import of mineral or metal resources. Sources which have not been considered until now are the marine mineral resources (MMR), which in recen

    Sep 1, 2014

  • SME
    Strata mechanics of pillar mining at the Crandall Canyon Mine

    By W. G. Pariseau

    "The Crandall Canyon Mine (CCM) is located in the Wasatch coal field in central Utah. Extensive longwall mining at CCM preceded a decision to recover coal left in barrier pillars on each side of a set

    Jan 1, 2014

  • SME
    The Geopolymerization Of Alkali-Feldspars

    Geopolymerization is a process by which Al-Si minerals undergo dissolution and polymerization in an alkaline solution to form a monolithic material with a high mechanical strength (Davidovits, 1991; 1

    Jan 1, 2002

  • SME
    Managing Impacts of Deep-Sea Resource Exploitation - The Midas Project

    By Philip Weaver

    The MIDAS project is funded by the European Commission (DG Research) and began on the 1st November 2013. The project will investigate the environmental impact of deep-sea mineral and energy extraction

    Sep 1, 2014

  • SME
    Technology News - Air-Supported Conveyor Lowers Cost, Runs More Safely

    Several years ago, Hudco Industrial Products began experimenting with the idea of levitating a conveyor belt with a film of air, much like the puck on an air-hockey table. While conducting its resear

    Jan 1, 2002

  • SME
    Manhattan Mine: Linking Reclamation and Sustainable Development

    By Mark Ioli, Debra Struhsacker

    In September 2004, Gale Norton, U.S. Secretary of the Interior, presented the Manhattan Mine with a U.S. Bureau of Land Management’s 2004 Hardrock Mineral Environmental Award. The Manhattan Mine is a

    Jan 1, 2005

  • SME
    Transbay Transit Center - Keeping DTX on Track

    By Derek J. Penrice

    A critical element of the Transbay Transit Center Program, the Caltrain Downtown Extension (DTX) will extend commuter rail service into downtown San Francisco and accommodate future statewide high-spe

    Jan 1, 2008

  • SME
    Methods For Determining Roof Fall Risk In Underground Mines (e9e99c27-c4ac-4dc4-b19d-607c245139c5)

    By T. Bajpayee, L. Prosser, A. Iannacchione

    Reducing the number of roof fall injuries is a goal of the NIOSH mine safety research program. Central to this effort is the development of assessment techniques that will help to identify the nature

    Jan 1, 2007

  • SME
    How To Obtain Continuous Flotation Test Data With Drill Core Sample: A Mini Pilot Plant

    By V. L. Andrade, K. L. C. Goncalves, N. A. Santos

    This paper describes results obtained in a test program performed with new equipment, called Mini Pilot Plant, manufactured by Canadian Process Technologies. This equipment was acquired by CVRD aiming

    Jan 1, 2002

  • SME
    Passive-Treatment of Acid Rock Drainage: What is the Potential Bottom Line?

    By James J. Gusek

    Passive-treatment systems that mitigate acid-rock drainage (ARD) from coal mines have operating since the mid-1980s. Large systems at metal mines are being contemplated. A 95L/sec (1500-gpm) capacity

    Jan 1, 1995

  • SME
    Overcoming Challenges in the Construction of the Dublin Port Tunnel

    By Tim Brick, Peter Jewell, Stephen Thompson, Simon Morgan

    The $980m (€750m) Dublin Port Tunnel, Europe’s biggest urban highway tunnel project, was opened in December 2006. The culmination of this immense scheme is set to transform the environment, mobility a

    Jan 1, 2007

  • SME
    Characterization Of The Berkeley Pitlake I: Surface Waters

    By M. Bennett, L. Twidwell

    Montana Tech has embarked on a coordinated series of studies to delineate the characteristics of the Berkeley Pitlake containing over 36 billion gallons of acidic, metal-contaminated water formed afte

    Jan 1, 2007