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  • SME
    Effects of Longwall Mining on Aquatic Resources at the Bailey Mine in Southwestern Pennsylvania

    By M. R. Haibach, M. L. Shema, J. M. Silvis

    "Since 2005, longwall coal mine operators in Pennsylvania (US) have been required to collect extensive hydrologic and biological data to document pre- and post-mining conditions of aquatic resources (

    Jan 1, 2017

  • SME
    Using Horizontal Curves To Optimize The Alignment Of Belt Conveyors ? Summary

    By G. E. Tooker

    This paper (1) presents new data on the use of horizontal curves to optimize the alignment of belt conveyors. The operating concept of a horizontal curve is simple. As an element of the belt passes

    Jan 1, 1985

  • SME
    Dewatering Of Ultrafine Coal By Filtration

    By Z. Yu

    Dewatering of a -0.5 mm fine coal has been studied extensively. Deep cleaning requires however fine grinding, and dewatering of such ultrafine products presents a great challenge. Several coal samples

    Jan 1, 1994

  • SME
    Dust Suppression Hopper Reduces Dust Liberation during Bulk Loading: Two Case Studies

    By J. R. Patts, A. B. Cecala

    "After industrial sand has been mined and processed, the finished product is typically loaded into small bags of 45 kg (100 lb) or less, large bulk bags of 454 to 1,361 kg (1,000 to 3,000 lb), or vehi

    Jan 9, 2018

  • SME
    Three-Dimensional Ventilation Modeling of a Large-Opening Stone Mine Using COMSOL Multiphysics - SME Annual Meeting 2025

    By K. V. Raj, VASU GANGRADE

    Airflow in large-opening stone mines is largely dependent on the natural ventilation due to the large cross- section area of the opening. The openings of such stone mines are typically twice or thrice

    Feb 1, 2025

  • SME
    How Far Does Gy's Theory Go Toward Fulfilling The Role Of A General Particulate Material Sampling Theory? - The Lack Of A Generally Accepted Theory

    By R. A. Bilonick

    Sampling is used in all scientific, engineering, marketing, and financial disciplines. The scientific theory of probabilistic sampling is a well established field, providing a general framework for ba

    Jan 1, 1986

  • SME
    Effect Of Rock Breakage Characteristics And Fines/Clay Content On The Autogenous Grinding Of Iron Ore (PRIPRINT 95-25)

    By K. J. Shoop

    An analysis of an iron ore processing plant showed that its performance was affected by seasonal temperature variations, resulting in reduced grinding efficiency in the winter months. Laboratory and p

    Jan 1, 1995

  • SME
    Investigation Of Groundwater Characteristics Using Dual Tube Reverse Circulation Drilling

    By G. R. Doubek

    Dual Tube Reverse Circulation (DTRC) drilling has been extensively used for collecting groundwater information for the dewatering program at Amax Gold Inc. Sleeper Mine. This paper presents a discuss

    Jan 1, 1992

  • SME
    Improvements In Roof Bolting Promise Greater Safety And Productivity (9824a143-4e0f-411a-8d53-cbdbae836689)

    By Will B. Jamison

    The most serious safety problems encountered in U. S. underground coal mines today are related to the roof bolting operation. Also, roof bolting is usually the operation which limits coal production o

    Jan 1, 1977

  • SME
    Real-Time Monitoring Of Arsenic, Cadmium, Copper And Lead Concentrations In Workplace Smelter Particulates Using A TSI 8520 Dusttrak

    By J. P. McDonald

    Exposure to particulates containing metals and metal fumes (PCMMF) is a potential concern in ore refining and smelting. Some metals of primary interest are arsenic, cadmium, copper and lead, which ha

    Jan 1, 2011

  • SME
    Automation Of A Blast Hole Drill

    By W. B. Weston

    To mining people who have experienced the tremendous expansion of existing operations and the development of new properties over the last several years we do not have to point out the difficulties in

    Jan 1, 1970

  • SME
    The Value of Recording Small Mining Induced Microseismic Events with Examples from Glencore’s Nickel Rim South Mine - RASIM 2022

    By B. Simser, T. Butler

    Glencore’s Nickel Rim South Mine, located in Sudbury, Ontario, Canada, is a primary/secondary blasthole operation with ore zones lying between 1,100 and 1,700 m below surface. One of the main benefits

    Apr 26, 2022

  • SME
    Influence of material composition on post‑failure behavior of overburden dumps in opencast coal mines - Mining, Metallurgy & Exploration (2023)

    By Anup Tiwari, Khanindra Pathak, BIBHUTI BHUSAN MANDAL

    Failure of in-pit overburden dumps in open-pit coal mines causes debris to flow toward the active working face, threatening the safety of people and equipment. The evaluation of the potential mobility

    May 29, 2023

  • SME
    Evaporation And Crystallization In The Production Of Industrial Minerals

    By L. Diestelow

    Evaporation and crystallization processes are used extensively in the mining industry to provide many pro-ducts. In the case of solution mining evaporators are used to concentrate, or to concentrate a

    Jan 1, 1993

  • SME
    Comparable mineral properties – do they exist for market value appraisals?

    By T. R. Ellis

    "In August 2013, the Appraisal Practices Board of the U.S. Appraisal Foundation issued its “APB Valuation Advisory #4 - Identifying Comparable Properties,” which contains analysis and examples that ma

    May 1, 2016

  • SME
    A Comparative Evaluation Of Stacking And Reclaiming Methods And Their Effect On Material Variability

    By Richard C. Corson

    The objective of blending materials in a bedding pile is to reduce the variation in successive samples taken from the materials to be blended. In designing a bedding and reclaiming operation, several

    Jan 1, 1985

  • SME
    A Summary Of Respirable Coal Mine Crystalline Silica Dust Research Accomplished Through The Miner Act Under The Niosh Office Of Mine Safety And Health Research - SME Annual Meeting 2022

    By W. R. Reed, G. W. Luxbacher

    As directed by the MINER act of 2006, the NIOSH Office of Mine Health & Safety Research (OMSHR) has annually awarded contracts to enhance mine safety and health. OMSHR has a history of research that f

    Mar 2, 2022

  • SME
    Investigating the Slurry Fluidity and Strength Characteristics of Cemented Backfill and Strength Prediction Models by Developing Hybrid GA‑SVR and PSO‑SVR

    By Manoj Khandelwal, Minghui Liu, Jian Zhou, Kun Du

    The waste rock and tailings backfill into the mined-out areas are the most effective method for solving the environmental pollution and surface disasters for nonferrous metals mines. In practice, the

    Feb 3, 2022

  • SME
    An Automatic, Remote Control Coupler For Mine Cars

    By Dick T. Atkinson

    Due to improvements in the safety of other aspects of mining (primarily in roof control), haulage related accidents, particularly rail haulage accidents, are about to become the most common category o

    Jan 1, 1977

  • SME
    Systems Engineering in Mining: Aligning People, Processes, and Culture for a Successful Change - SME Annual Meeting 2026

    By Bahadir Ergener, Angel Maria Tobar Escudero, Sandra Nowosad

    Modern mining companies are increasingly turning to integrate digital technologies and circular economy (CE) principles to increase the sustainability of their operations. The so-called “mine of the f

    Feb 22, 2026