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  • SME
    Accelerating Tunnel Inspections Using Scanning Technology

    By Nasri Munfah, Raymond E. Sandiford

    "Superstorm Sandy (Sandy) created a storm surge that inundating many of the tunnels that pass beneath the Hudson and East Rivers. The tunnels are vital infrastructure links for the economy of New York

    Jan 1, 2016

  • SME
    Ground Control Analysis Of Multi-Slice Mining For Thick Western Coal Seams ? Introduction

    By T. Hackett

    Western underground coal reserves are tremendous, but recovery in western seams can be poor because of mining problems caused by deep cover, geologic anomalies, and thick seams. For instance, many sea

    Jan 1, 1987

  • SME
    Advanced Technical Studies for Tunnel Enlargement in Hong Kong

    By Vincent Tricot, Daniel Altier, Roger Storry

    "INTRODUCTION The Liantang / Heung Yuen Wai Boundary Control Point (BCP) project, located in the north-east New Territories of Hong Kong, will form the seventh land crossing between the Hong Kong Spec

    Jan 1, 2016

  • SME
    Statement Of Principles (e5860c82-4819-44f8-a64a-779d2f4e9550)

    By Aurel Goodwin

    MSHA is the regulatory Agency which administers the Federal Mine Safety and Health Act. Although MSHA's principles largely derive from this Act, they do not exculsively derive from it. One might

    Jan 1, 1981

  • SME
    Human Relations (ea617e00-6e52-492f-b135-9ba8a7fafbe4)

    By J. Wes Blakely

    In the mid-1950s the importation of foreign oil began to encroach on traditional coal markets such as railroad steam engine fuel, home heating, electrical generating plants, and others. Many of the sm

    Jan 1, 1981

  • SME
    Using The Bond Work Index To Measure Operating Comminution Efficiency (6a794b22-5282-4133-9c42-ddc4f98356e6)

    By C. A. Rowland

    Comminution efficiency can be expressed in three different ways. Theoretical Efficiency: actual energy consumed, in a comminution machine compared to the theoretical energy required to make the size r

    Jan 1, 1998

  • SME
    Opencast Mining Of Brown Coal In Eastern Europe (53316393-306c-401a-9c67-5ad911520cfd)

    By Yoginder P. Chugh

    Most mines are large producing 0-25 mmt annually. The coal is mine.) at depths ranging from .0-150 m 120-500 ft mining at 300 m .(,1000 ft) depth is anticipated in the future. Single and multiple seam

    Jan 1, 1980

  • SME
    Influence of mesh design and surface treatments on particle transport and fate in a vibration-enhanced flooded-bed dust scrubber

    By Mahmud Esad Uluer, Aaron Noble

    Respirable coal mine dust (RCMD) is one of the biggest occupational health hazards for underground coal miners. Coal extraction is a main source of RCMD. To prevent challenges related to RCMD from dev

    Sep 1, 2024

  • SME
    Gilsonite

    By Harry D. Lewis

    Gilsonite is a lustrous black material that can be easily crushed into a chocolate-colored powder. It is a solid but relatively soft, lightweight hydrocarbon that visually resembles the volcanic glass

    Jan 1, 1994

  • SME
    The Influence Of Petrofabrics On Blast Effects ? Introduction

    By Richard L. Ash

    In many instances, blasting exerts the dominant control over the economics and safety of excavation, where the materials involved are too hard and tough to be fragmented efficiently by other means. Ho

    Jan 1, 1965

  • SME
    Environmental Aspects And The Feasibility Of Economic Recovery Of Metals And Energy From Coal Washer Waste Deposits

    By John E. Edkins

    Metal sulfides, chiefly pyrite and mFnor sphalerlte zssociated with che Herrin (No. 6) coal member of the Pennsylvania Carbondale Formation, have been concentrated in a coal refuse deposit in southern

    Jan 1, 1981

  • SME
    Personal Skills: Economic Analysis of Mineral and Energy Investments

    By Franklin J. Stermole

    L. Alan Weakly, member SME, is a senior staff engineer, Exxon Co. Weakly chaired a Mining Engineering committee formed to solicit materials for six planned "personal skills" articles, to be used in ME

    Jan 2, 1984

  • SME
    Substitution of Water with CO2 in Fracturing of Coal Bed Methane

    By P. Munjal

    "Usage of Supercritical CO2 in place of high pressure freshwater has proven to be a potential breakthrough in the technique of fracturing. Tapping of carbon footprints from feasible sources like indus

    Jan 1, 2015

  • SME
    Rehabilitation of Farnworth Tunnels - Modifying Victorian Tunnels for the 21st Century

    By Eoin Murphy, Stephen Beauchamp, Steven Cowell

    "INTRODUCTION Electrification of the heavily trafficked Manchester to Preston route by Network Rail required the rehabilitation of the Victorian era Farnworth Tunnels to accommodate 21st century high

    Jan 1, 2016

  • SME
    Bubble diameter estimation in a mechanically agitated flotation machine

    By J. A. Finch

    The photographic measurement of bubble diameter is tedious and restricted to vessels with transparent walls and relatively low bubble concentrations. A new method for predicting bubble diameter in a f

    Jan 1, 1987

  • SME
    Travelling in Turkey

    By F. Habashi

    The peninsula that lies between the Black and Mediterranean seas, called Asia Minor by the Romans and Anatolia by the Greeks, was one of the crossroads of ancient civilizations. The fall of Constantin

    Feb 23, 2014

  • SME
    The Inevitability Of Ocean-Going Self Unloading Vessels In The Bulk Mineral Trades

    By W. E. Bardelmeier

    The high speed conveyor type self unloading bulk carrier concept has been around for about 70 years. Although the design was developed, refined and steadily improved in the Great Lakes, to date limit

    Jan 1, 1979

  • SME
    Thermal transformation of oxide and hydroxide minerals in chromite and manganese ores

    By SUMANT KUMAR SAMAL, BHAGIRATHA MISHRA, MANOJA KUMAR MOHANTY, SUBASH CHANDRA MISHRA

    Steelmaking consumes the majority of chromium and manganese ferroalloys for purposes such as to impart various properties to steel. The quality of ore governs the process kinetics as well as the proce

  • SME
    Mineral Deposits Of The Cripple Creek District, Colorado (f5dece79-b22f-4d0e-b6ef-083594931594)

    By T. B. Thompson

    The Cripple Creek diatreme-intrusive complex is known primarily for its vein telluride-gold ores and, for major veins, their great vertical range (>990m). Less well-documented are the ores dispersed i

    Jan 1, 1991

  • SME
    An Intelligent Task Control System For Dynamic Mining Environments

    Automation and robotics are the keys to new intelligent autonomous mining systems which can remove operators from the hazardous and stressful mining environment and provide the tools for greater produ

    Jan 1, 1994