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  • SME
    Discrete Fracture Network Modeling In Support Of In Situ Leach Mining

    By Bill Dershowitz

    Consider a deep gold orebody with grade of 4 g/t (0.11 oz/st). At the time of this writing, with gold prices at historic highs, it could be a good, but not great, prospect. But if it is a vein deposit

    Jan 1, 2011

  • SME
    Textures Of Kaolin-Rich Refractory Clays As Shown By Scan Electron Micrography

    By W. D. Keller

    Scan electron micrographs, SEM's, will be shown of representative refractory clays from Missouri deposits, with counterparts from other localities. The story is in the pictures, ("1000 words in e

    Jan 1, 1977

  • SME
    The Party’s Over, Now What? - SME Annual Meeting 2025

    By Peter Werner

    Technological advances in mine equipment and milling processes have enabled mining companies to exploit ever lower grades of ore. The result has been larger disturbances, greater volumes of waste, a c

    Feb 1, 2025

  • SME
    Sitech Cyclone Linings A Breakthrough In Abrasion Control

    By Matthew Horsnell

    Greenbank Terotech is a member of the Halley & Mellowes Group of Companies and is accredited t AS3902. Greenbank has been involved within the wear resistant lining industry for over 20 years. Initiall

    Jan 1, 1995

  • SME
    Discussion - Roof-Control Problems And Supports In A Coal Mine

    By A. W. Khair, S. S. Peng

    Discussion by J. Parker Gentlemen; Rainy day in Upper Michigan, a good time to catch up on reading. Am doing that, and have a couple of questions concerning the K and P paper on roof problems and

    Jan 1, 1992

  • SME
    Alternatives for Recycling Dry Cell Batteries

    By F. C. Nicolli, J. P. Barbosa, P. S. M. Soares, A. V. Estevez

    INTRODUCTION Spent household dry cell batteries are frequently disposed of with metropolitan wastestream (MSW) in landfills where they can leak due to handling or aging. Frequent rain and sun cycle

    Jan 1, 1998

  • SME
    Mining With Spontaneous Combustion Problems At Jim Walter Resources, Inc. -No. 5 Mine

    By Thomas E. McNider, Robert C. Howell, J. W. Stevenson

    As of the end of October, 1990, there have been eight spontaneous combustion heatings reported to the Mine Safety and Health Administration (MSHA) at the No. 5 Mine. A reportable heating is defined as

    Jan 1, 1991

  • SME
    Computer Assisted Evaluation And Planning Of Quarries

    By S. Henley

    There is much in common between the requirements of open-pit mining and quarrying operations. Both involve the extraction of large volumes of material from surface excavations. The principal differenc

    Jan 1, 1989

  • SME
    Clay Mineral Encapsulation Of Silica Minerals In Bentonites And Some Other Clays

    By I. E. Odom

    An electron optical and microprobe study was made to determine the physical and chemical nature of the silica minerals that occur as natural impurities in bentonite and montmorillonitic fuller's

    Jan 1, 1998

  • SME
    Roof Bolting Patterns At The Four-Way Entry Intersections

    By Syd S. Peng

    According to accident statistics (l, 2), roof fall accidents occur quite frequently at the intersections of underground? openings and account for up to 30% of the roof fall fatalities. But this figure

    Jan 1, 1978

  • SME
    Problems With Underground Regulations ? Introduction

    By John W. Crawford

    The majority of the regulations in Part 75 for underground coal mines have been in effect since March of 1970, almost nine years now. Although there have been some additions each year in specific area

    Jan 1, 1979

  • SME
    The Utilization Of Anthracite Refuse As A Soilless Medium

    By John W. White

    Anthracite mine refuse, or culm dump material as it is sometimes called, is the waste material resulting from the sizing and cleaning of run-of-mine deep and strip-mined anthracite coal. It may also c

    Jan 1, 1972

  • SME
    Finite Element Analysis of the Effect of Circumferential Ground Modification on Shaft Performance

    By D. Kruse, M. Sanaei

    "3D finite element models of the Segmentally Lined Shaft (SLS) structure are simulated as means of numerical analyses of the system’s structural behavior. Top-down constructed rings, comprised of prec

    Jan 1, 2016

  • SME
    Boy, Do I Have A Valuation For You ?

    By C. R. Tinsley

    Valuations can be molded, twisted and misinterpreted. Cases of spurious scope setting; limits to the information or access by the valuer; difficulties with the lack of comparative valuations; inapprop

    Jan 1, 1995

  • SME
    Fuzzy Modelling Of Mineral Processing Equipment

    By C. L. Karr

    Researchers at the University of Alabama have developed a method for producing fuzzy linguistic models of mineral processing equipment directly from engineering data. These fuzzy linguistic models rel

    Jan 1, 1996

  • SME
    Digital Computers For Plant Control - Present Potentiality And Future Probability

    By Theodore J. Williams

    Computer control has been one of the fastest moving and most glamorous fields of industrial development in the past decade. A review of this period shows some truly remarkable accomplishments in both

    Jan 1, 1968

  • SME
    The Record And The Challenge In Open Pits

    By Stanley M. Jarrett

    Gentlemen, I am pleased to address this gathering of engineers and operation managers representing a large and important segment of the metal and nonmetallic mining industry. Since you know from the p

    Jan 1, 1972

  • SME
    Florida Phosphate Faces Problems And Opportunities

    By Bruce Congleton

    One year ago this month, we in Central Florida witnessed the beginning of a most exciting and glamorous attraction. After three years of construction and anticipation, Walt Disney World opened its gat

    Jan 1, 1972

  • SME
    Inclusive Mining for Sustainable Development: Promoting Diversity and Inclusion Through Corporate Volunteering and the SDGs - SME Annual Meeting 2025

    By Monica Campos, Jose Mujica, Maria Campos

    The extraction and processing of metals and other minerals have played an important role in economic, political, and social development worldwide, from the early stages of prehistory to the present da

    Feb 1, 2025

  • SME
    Inclusive mining for sustainable development: Promoting diversity and inclusion through corporate volunteering and the SDGs - ME Feature Article

    By José Mujica, Mónica Campos, María Fe Campos

    The extraction and processing of metals and other minerals have played an important role in economic, political and social development worldwide, from the early stages of prehistory to the present day

    Nov 1, 2025