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  • TMS
    A Review of Electronic Waste (e-Waste) Recycling Technologies "Is e-Waste an Opportunity or Treat?"

    By Muammer Kaya

    The purpose of this review is to raise awareness about e-waste problem in the World. Whether generated at our home or our office, e-waste is most rapidly growing waste problem in the world. Even thoug

    Jan 1, 2009

  • SME
    Unconventional Mining – New Generation of Mining Technology of the XXI-st Century – Preprint 97-45

    By K. Y. Vasioutchkov, Y. F. Vasyuchkov, B. M. Vorobjev

    In general a term "unconventional mining or "non-traditional mining technology" getting more and move familiar to the mining engineering media. There are several alternating terminological combination

    Feb 24, 1997

  • NIOSH
    Computer Design and Evaluation Tool for Illuminating Underground Coal-Mining Equipment

    By S. Gallagher, C. A. Hamrick, A. G. Mayton, R Sonier, R. L. Unger

    Introduction Industrial safety professionals recognize that adequate illumination is essential to a safe and productive work environment. The need for effective, lighting in underground coal mines is

  • SME
    Eskay Creek Mine and Mill – A Continuing Success

    By Garry Biles

    The Eskay Creek Mine is a high-grade gold and silver underground mine in northwestern British Columbia. The mine started operations in late1994. For the first three years, ore was crushed to -50 mm(-

    Jan 1, 2000

  • NIOSH
    RI 3911 Electrolytic Manganese in Low-Carbon Steel Tests at the Stanley Works, Bridgeport, Conn

    By F. Sillers, R. T. C. Rasmussen

    "INTRODUCTION This is the third report of investigations by the Bureau of Mines in cooperation with industry to establish the value of electrolytic manganese in the manufacture of ferrous and nonferro

    Jul 1, 1945

  • NIOSH
    RI 3755 Explosives in Medium-Pressure Acetylene Generators

    By G. S. Scott, W. J. Huff, G. W. Jones, R. E. Kennedy

    "INTRODUCTION This report gives preliminary results of field and laboratory investigations made at the request of the War Production Board relative to causes that have occurred during the last 8 month

    May 1, 1944

  • CIM
    The Onça Puma Nickel Project

    By Ruy L. Rodrigues

    Vale is in the early stages of commissioning its Onça Puma nickel operations. The project is meant for the production of 58,000 tpa of nickel contained in ferro-nickel, substantially contributing to t

    May 1, 2010

  • CIM
    Are REE Exploration Companies Doing Enough and/or the Right Testwork to Avoid Plant Failure?

    By B. Yu, N. Verbaan, A. Mezei

    The recent 20 years witnessed a boom and bust in the nickel laterite industry. Most notoriously is the story of the first three Western Australian nickel laterite projects which all suffered major ram

    Jan 1, 2014

  • NIOSH
    RI 4564 Estimated Plant And Operating Costs For Producing Gasoline By Coal Hydrogenation

    By L. L. Hirst

    In 1944, the 78th congress of the United States enacted Public Law 290, which directed the Secretary of the Interior, acting through the Bureau of Mines, to furnish industry with basic information and

    Jan 1, 1949

  • CIM
    A New ERA Tool for State of the Art Metallurgical Balance Calculations

    By Frédéric Flament, Luc Lachance

    "The important task of metallurgical accounting that used to be done manually is being more and more automated. Currently available solutions can generate accounting reports without human intervention

    Jan 1, 2011

  • CIM
    Developments In Copper Smelting: A Discussion of Changes in Copper Technology and Science as Seen through the Lens of Professor Davenport’s TEXTS

    By Phillip J. Mackey, Gerardo R. F. Alvear F.

    It is now 38 years since the publication of the first edition of "Extractive Metallurgy of Copper" by Professor W.G. Davenport and the late Professor A.K. Biswas. The text book would be issued in a to

    Jan 1, 2014

  • CIM
    A Novel Recycling Technique for Neodymium Magnet Scraps Using B2O3 Flux

    By Takahiro Kubo, Katsunori Yamaguchi, Hidehiro Sekimoto

    Equilibrium relation between B2O3 slag, RExOy-B2O3 (RE = rare earths) slag and Fe-C alloy formed by melting treatment of neodymium magnet and B2O3 was investigated. When neodymium magnet was melted to

    Jan 1, 2014

  • SME
    El Abra: World’s Largest SX/EW Mine on Track to Join Copper Mining Elite

    By Robin J. Hickson

    El Abra is one of the world’s premier copper de-posits. The project is located in northern Chile, 140 km (87 miles) inland from the Pacific coast. It has the same geologic age and structural setting

    Jan 1, 1996

  • TMS
    Leaching and Reduction of Cr (VI) by Indigeous Microorganism in the Contaminated Soils

    By Youze Xu

    The leaching and reduction of Cr(VI) in soils contaminated by chromium-containing slag were investigated with column experiments. The results showed that Cr(VI) concentration in leachate decreased fro

    Jan 1, 2009

  • SME
    The Northeast Boundary Tunnel—A TBM Performance Review - NAT2022

    By Elisa Comis, Jeffrey Peterson, Yama Ebrahimi

    Construction of the Northeast Boundary Tunnel (NEBT), the last leg of the Anacostia River Tunnel System on DC Water’s Clean Rivers Project, started in September 2018 and was completed in April 2021. T

    Dec 1, 2022

  • SME
    Vendors Show Off Latest in Mining Technology at SME Exhibit

    By Georgene Renner, William R. Yernberg, Steve Kral

    ABB offers complete electrical revamps of mining shovels with ac or dc drives, drive control, frequency converters with insular gate bi-polar transistor technology, intelligent control packages and vi

    Jan 1, 2005

  • SME
    Longwall Mining Helps Consol Boost Productivity

    Ten years ago, only 3% of Consol's underground coal production resulted from using the longwall mining method. Today, that figure has grown to 45% and has helped the Pittsburgh-based concern fuel

    Jan 11, 1983

  • SAIMM
    Characterization And Alternative Dissolution Of Tantalite Mineral Samples From Mozambique ? Synopsis

    By M. Nete

    Qualitative analysis of three mineral samples from northern Mozambique was accomplished by X-ray diffraction (XRD), microscopy, scintillation, and magnetic determination. Chemical characterization was

    Jan 1, 2012

  • NIOSH
    IC 7109 Prevention of coal dust explosions by rock dusting

    "To prevent the propagation of mine explosions, the Bureau of Mines recommends:1. That all coal and lignite mines, except anthracite mines shall be rock dusted.2. That rock dust shall be distributed u

    Mar 1, 1940

  • CIM
    Integrated Experimental and Modelling Research on Copper-Making Slags

    By Sergei Decterov, Peter Hayes, Evgueni Jak, Taufiq Hidayat, Denis Shishin

    Copper smelter operations around the world are under sustained pressure to reduce costs and increase output. Through the provision of reliable data on fundamental properties of the chemical systems th

    Jan 1, 2014