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  • SME
    Demonstrating Passive Hydraulic Containment For An Open Pit Copper Mine (SME Annual Meeting March 1-3, 1999, Denver, Colorado)

    By R. D. Bartlett

    Large open pit mines in desert climates, such as the Phelps Dodge Morenci copper mine in Arizona, can create groundwater cones-of-depression of considerable size and :ability. The hydraulic containmen

    Jan 1, 1999

  • SME
    Demonstrating the Financial Impact of Mining Injuries with the Safety Pays in Mining Web Application

    By J. R. Heberger

    "The Safety Pays in Mining web application, developed by the National Institute for Occupational Safety and Health (NIOSH) Mining Program, helps mines determine the potential costs associated with min

    Jan 1, 2018

  • SME
    Demonstrating the Financial Impact of Mining Injuries with the Updated Safety Pays in Mining V2.0 Web Application - SME Annual Meeting 2024

    By J. R. Heberger, B. H. Ngo

    The Safety Pays in Mining v2.0 web application, developed by the National Institute for Occupational Safety and Health (NIOSH) Mining Program, helps mines determine the potential costs associated with

    Feb 1, 2024

  • SME
    Demonstrating the Financial Impact of Mining Injuries with the “Safety Pays in Mining” Web Application

    By J. R. Heberger

    "“Safety Pays in Mining” web application developed by the U.S. National Institute for Occupational Safety and Health Mining Program, helps mines determine the potential costs associated with mining in

    Dec 1, 2018

  • CIM
    Demonstration Campaign Results on a Cyanide-Free Process for Gold Extraction from a Refractory Concentrate

    By J. -M. Lalancette, D. Lemieux, C. Chouinard

    "A gold bearing concentrate containing 107 g/T of gold, 9.3% copper and 706 ppm of mercury was processed at the demonstration scale for the extraction of gold and copper using a cyanide free process.

    Jan 1, 2017

  • CIM
    Demonstration Campaign Results on a Cyanide-Free Process for Gold Extraction from a Refractory Pyrite Concentrate

    By A. Drouin, D. Lemieux, C. Chouinard

    "A gold bearing pyrite concentrate was treated at the demonstration scale (15 t/d) for the extraction of gold using a cyanide-free process. The pyrite was depressed in the flotation circuit in order t

    Jan 1, 2017

  • SME
    Demonstration Campaign Results on a Cyanide-Free Process for Gold Extraction from a Refractory Pyrite Concentrate (SME Annual Meeting Feb. 19 - 22, 2017, Denver, CO)

    By . A. Drouin, J. -M. Lalancette, D. Lemieux, C. Chouinard

    "A gold bearing pyrite concentrate was treated at the demonstration scale (15 t/d) for the extraction of gold using a cyanide-free process. The pyrite was depressed in the flotation circuit in order t

    Jan 1, 2017

  • AIME
    Demonstration Coal Mines

    By J. J. Rutledge

    THE United States Bureau of Mines established at Bruceton, Pa., in 1909, an experimental mine, for the purpose of testing the means of preventing and limiting mine explosions. During the last ten year

    Jan 2, 1920

  • CIM
    Demonstration heap leaching

    By G. W. McDonald

    "The mineralogical studies done on Hope Brook ore samples indicated that a heap leach gold recovery process may be possible. In the metallurgicalprogram that followed, column tests confirmed this inte

    Jan 1, 1989

  • TMS
    Demonstration Of An Integrated Bioreactor System For The Treatment Of Cyanide, Metals, And Nitrates In Gold Mine Process Water

    By Marietta Canty

    A paper is presented in which an innovative biological process is described for the treatment of cyanide-, metals-, and nitrate-contaminated mine process water. The technology was tested for its abili

    Jan 1, 1998

  • SME
    DEMONSTRATION OF GEOCOATrM HEAP BIOOXIDATION PROCESS AT THE TRES AMIGOS MINE

    By Richard Crowell, James Gillaspie

    A concentrate biooxidation process was successfully demon­strated in the field in a remote part of northwestern Mexico. A 275 tonne (300 st) biooxidation heap was constructed using GeoBiotics' propri

    Jan 1, 1998

  • AIME
    Demonstration Of Longwall Mining In Thin Seams

    By Joseph A. Gill, Ernest A. Curth

    The Government and Leeco concluded a cost-sharing agreement in 1976 to demonstrate longwall mining of a thin coalbed, 1 m or less, in a mine near Hyden, Ky. A premining investigation laid the grou

    Jan 1, 1981

  • NIOSH
    Demonstration Of Remote Mine Seal Construction

    By M. A. Trevits, T. A. Gray, L. M. Crayne, P. Glogowski

    Mine seals can he remotely constructed in underground coal mines through vertical boreholes when direct access to a fire is impossible or considered to he too dangerous. This method has great merit be

  • NIOSH
    Demonstration Of Remote Mine Seal Construction

    By Thomas A. Gray, Lynn M. Crayne, Michael A. Trevits, Phil Glogowski

    Mine seals can be remotely constructed in underground coal mines, through vertical boreholes, when direct access to a fire is impossible or considered to be too dangerous. This method has great merit

  • AUSIMM
    Demonstration of Rock Joint Reinforcement

    By Croggon R

    Passing a direct current through a jointed fine grained soft rock mass auses the movement of water by the process of electric-osmosis. There are other processes such as electrolysis which transport

    Jan 1, 1997

  • NIOSH
    Demonstration Of Safety Plugging Of Oil Wells Penetrating Appalachian Coal Mines

    By G. E. Rennick

    An oil well penetrating the Pittsburgh bituminous coalbed in northern West Virginia was plugged and safely mined through 3 months later. A sensitive chemical tracer, introduced into the oil reservoir

    Jan 1, 1972

  • SME
    Demonstration Of Shield-Type Longwall Supports At Kaiser Steel Corporation's Sunnyside No. 1 Mine, Utah ? Background

    By P. M. Hawley

    In April 1975 Kaiser Steel Corporation and the United States' Department of Energy entered into a cost-sharing agreement for the demonstration of shield-type longwall supports on three consecutiv

    Jan 1, 1984

  • AUSIMM
    Demonstration of Solid-Liquid Separations Using Recycled Supernatant that Contains Temperature-Responsive Polymer

    Demonstration of Solid-Liquid Separations Using Recycled Supernatant that Contains Temperature-Responsive Polymer The effective use of recycled supernatant that contains temperature-responsive floccu

    Sep 13, 2010

  • SME
    Demonstration Of The Advanced Radio Imaging Method (Rim): Ground Truth Results For Three-Dimensional Imaging Of Coal Seams

    By L. G. Stolarczyk, Y. Luo, S. S. Peng

    Detection and assessment of severe geological anomalies ahead of a longwall face greatly benefits the mining operation. Electromagnetic-based Radio Imaging Method (RIM) is one of the most promising ge

    Jan 1, 2004

  • SME
    Demonstration Plant Test Results Of The Otisca Process Heavy Liquid Beneficiation Of Coal

    By D. V. Keller

    The use of a static bath of a heavy liquid of intermediate density between two mineral phases has been employed for beneficiation for over one-hundred years (1-6). In the case of the heavy liquid sepa

    Jan 1, 1977