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  • SME
    United Nations’ Emergency Preparedness Program Available to Mining Industry

    The Awareness and Preparedness for Emergencies at the Local Level (APELL) program is a process that helps people prevent, prepare for and respond appropriately to accidents and emergencies. APELL was

    Jan 1, 2003

  • SME
    The Origins Of Public Concern With Taconite And Human Health: Reserve Mining And The Asbestos Case

    By Michael E. Berndt

    Asbestos first became an issue to Minnesota?s iron industry when it was revealed that mineral fibers similar to those in Reserve Mining?s tailings were being found in drinking water for several commun

    Jan 1, 2007

  • SME
    A design tool for improving the safety of highwall mining operations - SME Transactions 2015

    By Y. Luo

    Highwall mining, which is a relatively new mining method, is a preferred and often the only feasible method for extracting coal reserve left by surface mining operations in areas with steep terrain an

    Jan 1, 2015

  • SME
    The Next Step Change In The Size Of Mining Projects

    Many of the world?s largest existing mines are considering substantial step changes in production volumes, compensating for declining ore grades while trying to address increases in world demand for r

    Feb 27, 2013

  • SME
    Recent Developments In The Design And Optimization Of Drum Type Cutting Machines In France

    By E. P. Deliac

    The aim of this joint work between the French Coal Board and the Paris School of Mines is to be able to practically model the behaviour of a transverse drum cutting rock with picks. First a theoretic

    Jan 1, 1985

  • SME
    Rougher Automation In Escondida Flotation Plant

    By S. Kittel, P. Galleguillos, H. E. Urtubia

    The rougher flotation at Escondida consists of 80 cells of 100 m3 each, with injected air. Escondida has developed a system of automatic control of the rougher flotation using video cameras, which hav

    Jan 1, 2001

  • SME
    Nautilus Minerals: Progress made on our Solwara 1 Project in Papua New Guinea

    By John Parianos

    "Seafloor mining provides significant potential economic benefits for many Pacific nations that may be "land poor" but "coastline rich," meaning they have the potential to utilize and profit from the

    Sep 1, 2014

  • SME
    Copper Industry Continues to Break Records

    By William R. Yernberg

    SME’s Arizona Conference was held at the Doubletree Hotel at Reid Park in Tucson on Dec. 4 and 5, 2005. The annual conference is organized by the Arizona Conference Board of Directors, which represen

    Jan 1, 2006

  • SME
    Biomineralization Of Manganese By Bacillus Spp Isolated From A Marine Biofilm

    By H. Sarvamangala

    Biomineralization of manganese on titanium condenser material exposed to seawater has been illustrated. Biom-ineralization occurs when the fouling components, namely, the microbes, are able to oxidize

    Jan 1, 2008

  • SME
    Attendance Up, Attitude Upbeat at Prospectors and Developers Meeting

    By Bruce Gellar

    For the past six years, the author has made it a priority to attend the Prospectors and Developers Association of Canada’s (PDAC) annual conference. This most recent meeting took place March 10-13, 20

    Jan 1, 2002

  • SME
    Looking for Mr. Good Contract

    By Wayne E. Kilker, Michael J. McBride, William P. Levy, Thomas J. Lamb

    Between 1989 and 2004 the Massachusetts Water Resources Authority (MWRA)constructed several major wastewater and water tunnels associated with three major projects in the Boston area of eastern Massac

    Jan 1, 2005

  • SME
    Hydrocopper™ - Economical Treatment For Copper And Gold Concentrates At The Mine Site

    By Mikko Ruonala, Pertti Lamberg, Olli Hyvärinen

    The smelting of copper sulphide concentrate is the dominant route in copper production (Figure 1). Heap leaching of oxidized copper ores with weak sulphuric acid together with copper solvent extractio

    Jan 1, 2005

  • SME
    Gas Mitigation In The Mill Creek Tunnel

    By R. Switalski, M. Schafer, R. Pintabona, M. Kritzer, B. Lukajic, S. Janosko

    Methane gas caused an eight-month shutdown of mining operations at the Mill Creek, Phase 3, Tunnel. The gas-related shutdown occurred as the tunnel was advanced to an approximate distance of 2,700 fee

    Jan 1, 2007

  • SME
    Pressure Sulfuric Acid Leaching of Manganese-Rich Slag with Pyrite as Additive Mining, Metallurgy and Exploration

    By Shanming He, Jinliang Wang, Xiaoming Wang, Chunfa Liao

    Large amounts of manganese-rich slag were generated from smelting low-grade manganese ore containing high iron and high phosphorus in electric furnace or blast furnace, which contain 25–40 mass% Mn. T

  • SME
    Pressure Sulfuric Acid Leaching of Manganese-Rich Slag with Pyrite as Additive Mining, Metallurgy and Exploration (7db33dda-c50f-417f-8a4f-b58cc9ccfa5b)

    By Shanming He, Jinliang Wang, Xiaoming Wang, Chunfa Liao

    Large amounts of manganese-rich slag were generated from smelting low-grade manganese ore containing high iron and high phosphorus in electric furnace or blast furnace, which contain 25–40 mass% Mn. T

  • SME
    Environmental Impacts of Deep Sea Mining: Predictive Assessment Methods

    By Diane Jones, Jeremy Spearman, Tom Matthewson

    Requirements for minerals are on the increase globally and the deep sea offers a potential source of essential materials. Extracting these minerals from what is considered an environmentally sensitive

    Sep 1, 2014

  • SME
    Evaluation of Baking Process for Rare‑Earth Recovery from Discarded Tube Lights Phosphor

    By Neha Shukla, Nikhil Dhawan

    The current study examines the extraction of rare-earth elements from trichromatic phosphor of discarded tube lights via baking processes. The Y2O3: Eu3+ (YOX) and BaMgAl10O17: Eu2+ (BAM) phases compl

    May 5, 2022

  • SME
    Planning New Metro Subways - Los Angeles, CA

    By Amanda Elioff

    Success of the Gold Line Eastside Ex-tension rail tunnels in Los Angeles, CA has prompted the Los Angeles County Metropolitan Transportation Authority?s (Metro) planning new rail lines to include unde

    Jan 1, 2009

  • SME
    Excavation Support And Groundwater Control Using Soil-Cement Mixing Wall For Subway Projects

    By David S. Yang, Osamu Taki

    The innovative Soil-Cement Mixing Wall Technique, developed independently in Japan, consists of mixing in-place soils with cement grout using multi-axis augers and mixing paddles to construct overlapp

    Jan 1, 1989

  • SME
    Massive Tires Keep The Industry Rolling

    One of the biggest challenges for the mining industry is, quite literally, how to the keep the equipment rolling. There is a limited amount of companies that manufacture the 4.2-m- (14-ft-) tall, 5,

    Jan 1, 2008