Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • SME
    Capitalization: Bolivia's Innovative Approach for Privatization, the Vinto Case

    By William P. Blacutt

    This paper describes the strategy, the struggles, and the obstacles encountered during the last two years in the ongoing process to capitalize Vinto. The effort involves the offering of a vertically i

    Jan 1, 1998

  • SME
    Overview of Current Us Longwall Gateroad Support Practices

    By I. B. Tulu, M. M. Sears

    "In 2015, 40 longwall mines provided nearly 60% of the US coal production from underground mining methods. This represents a substantial, yet gradual increase from just under 50% over the last 5 years

    Jan 1, 2017

  • SME
    Thermal Exposure Limit in a Simulated Refuge Alternative

    By C. D. Ashley, X. P. Garzon-Villalba, R. M. Lopez, T. E. Bernard

    Federal standards for refuge alternatives (RAs) mandate that they not exceed a Steadman apparent temperature (AT) of 95 °F (35 °C) at an assumedmetabolic rate of 325W, a limit that appears to be arbit

    Nov 8, 2019

  • SME
    Is the South African Coal Mining Industry Ready For Women?

    By M. Ramokhothoane, S. Rupprecht

    "NTRODUCTION Women employment in the mining industry dates back to the 19th century. Various parts of the world, for example, India, Japan, the United Kingdom and the United States of America had wome

    Jan 1, 2018

  • SME
    PDAC attracts more than 25,000 People; Canadian Government shows its Support for Mining

    By William Gleason

    "Government support for Canada’s mineral industry was on full display during the Prospectors & Developers Association of Canada (PDAC) conference in Toronto, ON, Canada on March 3-6. First, there was

    Apr 1, 2019

  • SME
    Time to take advantage of SME’s newest member benefit

    By None None

    Use this month wisely — go online and take advantage of your new member benefit. As an SME member, you can read and download for free all of the full-text papers of the Mining, Metallurgy & Exploratio

  • SME
    Combining For Strength: An Integrated Approach To Water And Mine Waste

    By Nural Kuyucak

    Several thousand years ago, metallurgists discovered that by combining two relatively soft metals, copper and tin, they could make a new material, bronze, that was stronger than either metal separatel

    Jan 1, 2009

  • SME
    Investigations of Some Oxidic and Chalcogenide Spinels

    By A. Venkatachalam

    Spinel ferrites, like NiFe2-2x Znx Ti4 O4 Fe CO1.5 Ge0.5 Tix O4, Ga1-x Fex Ni CO O4, Nil-x Fex Mn2 O4 have been prepared using the respective metal oxides in Stoichiometric quantities, by the ceramic

    Jan 1, 1990

  • SME
    Construction of the N20 To N25 Tunnel (basic) Segment of the Superconducting Supercollider Project]

    By Joseph A. Whitchurch

    The N20 to N25 Tunnel (basic) segment was the second tunnel contract awarded for construction by The PB/MK Team. This project embodied 3.9 km (2.4 miles) of tunnel and was located within the northwest

    Jan 1, 1995

  • SME
    Instrumentation Plan For Monitoring Ground Movements Associated With Pillar Extraction Mining At The Kitt No. 1 Mine In Northern West Virginia

    By Robert C. Speck

    The U.S. coal industry has long utilized the pillar-extraction mining technique as a method for maximizing coal recovery. Like longwall mining, it causes large-scale movements that progressively propa

    Jan 1, 1982

  • SME
    The Salient Distinctions Of Mining Engineering

    By L. Adler

    When systematically compared to other engineering fields, mining engineering is distinctive in 1) having a total systems concern. 2) dealing with encumbered space and 3) requiring full spectrum practi

    Jan 1, 1985

  • SME
    USBM Designs In-Pit Movable Crusher Based on Mine Personnel Survey

    By Earl M. Frizzell, Ronald W. Utley

    Introduction For the past several years the Bureau of Mines has undertaken research to develop alternative mine material haulage systems that will improve mine productivity, reduce haulage costs, inc

    Jan 4, 1983

  • SME
    Examination of a Newly Developed Mobile Dry Scrubber (DS) for Coal Mine Dust Control Applications

    By J. Noll, D. Yantek, B. Kendall, J. A. Organiscak

    "A self-tramming remotely controlled mobile Dry Scrubber (DS) was developed by J. H. Fletcher and Co. under a contract with the National Institute for Occupational Safety and Health’s Office of Mine S

    Jan 1, 2016

  • SME
    Current Applications And Future Trends Of Perlite Worldwide

    By T. Karalis

    Perlite is a generic term for naturally occurring siliceous rock. It is a form of natural volcanic glass the main constituent of which is amorphous silica (70-76%). Perlite, when heated rapidly to its

    Jan 1, 2006

  • SME
    Update On Refuge Alternatives: Research, Recommendations And Underground Deployment

    By E. R. Bauer

    In response to the mandates in the MINER Act of 2006, the National Institute for Occupational Safety and Health (NIOSH) conducted refuge alternatives research that included characterizing the utility,

    Jan 1, 2009

  • SME
    Comparison Of Mine Ventilation Simulation Software

    Ventilation network modeling in mine planning dates back at least three decades, but it is not widely accepted and/or practiced until the last decade, thanks to the advent of modern computers with the

    Jan 1, 2012

  • SME
    Will In-Place Recovery Ever Replace the Need for Flotation? Mining, Metallurgy and Exploration

    By Robin J. Batterham, Dave J. Robinson

    The history of mineral processing in general and flotation in particular is long and has always been tied to mining methods of the day. Building on the ever-improving fundamental understanding of the

  • SME
    Room-and-Pillar Method of Open- Stope Mining - Extraction Practices in Thick Coal Seams

    By R. V. Ramani, C. J. Bise

    INTRODUCTION Classification of coal seams as thin, medium, and thick is both subjective and relative and is more a reflection of the statistical mode of the thicknesses en- countered in a mining re

    Jan 1, 1982

  • SME
    Travelling In China

    By F. Habashi

    The changes that took place in China between 1984 and 2004 are remarkable. Visits were made to universities, research institutes, metallurgical industry, and many cultural centers within five trips du

    Jan 1, 2007

  • SME
    World’s largest live tunnel connection at TARP McCook Tunnel

    By Faruk Oksuz, Dave Schiemann, Matt Trotter, Mike Padilla, Carmen Scalise, Miquel Sanchez

    "The McCook Main Tunnel system consists of a 10-m (33-ft) finished diameter, 490-m (1,600-ft) long, hard rock tunnel constructed from a 27.5-m (90- ft) diameter and 92-m (300-ft) deep main gate and tu

    Sep 1, 2016