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  • SME
    Mineral Hill Mine – A Case Study in Corporate Environmentalism

    By J. W. Danni

    Today's mining industry faces many challenges. Perhaps none is more important than the challenge of improving our industry's public image. Opinion polls document public concern for a clean a

    Jan 1, 1992

  • SME
    Risk Management Strategies for Southern Nevada Water Authority’s Lake Mead Intake No. 2

    By Steven W. DeCou, Marcus R. Jensen, Stephen Navin

    The Lake Mead Intake No. 2 is a project constructed for the Southern Nevada Water Authority which includes a 12-foot diameter lake tap and intake shaft constructed in over 225 feet of water; 1650 feet

    Jan 1, 1999

  • SME
    54. Livengood - Last of the Alaskan Gold Rushes

    By Charles F. Herbert

    Placer mining in Alaska had a desultory inception at Sumdum in 1869 and, during the years 1880 to 1896, received thin nourishment from the readily exhausted gold placers at Juneau and the longer- live

    Jan 1, 1991

  • SME
    Goal Programming For Strategic Planning ? Introduction

    By K. C. Jordi

    Many systems which are modelled mathematically result in a model where the relationships between some or all of the parameters are found to be non-linear. These systems are usually complicated further

    Jan 1, 1979

  • SME
    The Study Of Choosing Opiimal Plan Of Air Quantities Regulation Of Mine Ventilation Network

    By Hu Wenjun, Li Maonan

    Mine ventilation systems mostly are ventilation networks with fixed-quantity branches. The solution to the problem of ventilation networks with fixed-quantity branches is obtained by choosing the fixe

    Jan 1, 1991

  • SME
    A Comparison Of The Performance Of Impactors And Gravimetric Dust Samplers In Mine Airflow Conditions

    By R. V. Ramani, R. Bhaskar

    While the National Academy of Sciences has stated that gravimetric sampling technology for compliance purposes is adequate, research into various aspects of respirable dust control require data on man

    Jan 1, 1987

  • SME
    Explosive Excavation Research

    By Richard H. Gates

    INTRODUCTION The U. S. Army Corps of Engineers is developing chemical explosive excavation as a construction technique for use on Civil Works projects. Large chemical charges are being used in mult

    Jan 1, 1997

  • SME
    Physical Evalution Of Placer Deposits

    By James N. Prudden

    Measurable physical characteristics of placer deposits include geological, geomorphological, sedimentological and mineralogical features which produce the complimentary ingredients with which one can

    Jan 1, 1987

  • SME
    Stability Problems Caused By Seams And Faults

    By T. L. Brekke, T. R. Howard

    Stability of an underground opening can be defined in several ways. To geologists and engineers that are used to working in geological environments where the major parts of the works after careful sca

    Jan 1, 1997

  • SME
    Computer Model For Evaluating The Dust Reduction Potential Of Various Mining Practices For A Continuous Miner Section

    By Robert A. Jankowski, J. Drew Potts

    By implementing various mining practices, mine operators can reduce the respirable dust exposure levels of the roof bolter and the continuous miner operators. The Bureau of Mines has developed a compu

    Jan 1, 1987

  • SME
    Syncrude: Biggest Oil-Sand Miner Gets Biggest Hydraulic Shovel

    The world's largest hydraulic excavator was recently introduced at Syncrude's North Mine at Fort McMurray, Alberta, in Canada. O&K's 826t (910-st) behemoth RH400, with a 42-m3 (55-cu yd

    Jan 1, 1998

  • SME
    Underground Excavation - Status And Potential

    By Armstrong

    This is a world of change and has been from the beginning. There are constant efforts on the part of natural forces to wear down the high spots and fill in the low spots. Wind and water over eons of t

    Jan 1, 1974

  • SME
    Trends In Hard Rock Mined Land Reclamation And Financial Assurance Requirements

    By Dalva L. Moellenberg

    Introduction Hard rock mine closure (often referred to as decommissioning), mined land reclamation and financial assurance requirements are receiving considerable attention by governments and organ

    Jan 1, 2005

  • SME
    Mineral Process Engineering – A Historical Perspective and Predictions For the Future

    By F. F. Aplan

    Mineral process engineering is a small but important part of the nation's raw material industry. Minerals are usually processed in large plants of high capacity, at low cost, using few engineers

    Jan 1, 1992

  • SME
    Geophysical Techniques For Selection, Analysis And Monitoring Uranium Waste Disposal Sites

    By Roy E. Williams, Muriel S. Robinette

    Ground-water contamination from uranium operations could be avoided with proper site analysis techniques. Contamination from tailings disposal sites is carried downgradient within permeable hydrostrat

    Jan 1, 1980

  • SME
    Red Dog – Cominco’s Arctic Experience Pays Off Again

    By Steve Kral

    The Red Dog zinc-lead deposit, said to be the world's second largest, is located inside the Arctic Circle in northwestern Alaska - a location too harsh and remote for some mining companies but ju

    Jan 1, 1992

  • SME
    Analysis Of Physical, Chemical, And Mineralogical Characteristics Of Airborne Coal Mine Dusts

    By Lijun Xu, Jan M. Mutmansky

    The purpose of this research was to investigate airborne coal mine dust characteristics in order to assess the possibility of contribution of these characteristics to the incidence of coal workers&apo

    Jan 1, 1991

  • SME
    Bolt Profile Configuration And Load Transfer Capacity Optimisation

    By Naj Aziz

    Both bolt profile shape and spacing (rib spacing) have been found to influence the bonding capacity of the grouted rock bolt. The bolt surface profile configuration has greater importance to rock bolt

    Jan 1, 2009

  • SME
    Semiautogenous mill liners : Designs, alloys, and maintenance procedures

    By D. M. Kjos

    Large-diameter autogenous and semiautogenous grinding mills represent the primary thrust of the expanding grinding technology. In spite of initial difficulties, large autogenous and semiautogenous mil

    Jan 1, 1987

  • SME
    How to Sell R&D in Your Organization-Without Begging

    By Steven A. Elmquist

    INTRODUCTION R&D activities are needed, at a minimum, for a company's competitive survival followed in importance by the growth and diversification of the company. For most industrial companies

    Jan 1, 2004