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  • SME
    Multi-Attribute Selection Method For Mining Trucks

    By D. Komljenovic, V. Kecojevic

    Selection of the best possible truck type (model) is of crucial importance for the mine decision-makers. In this paper, authors contribute to the body of knowledge by developing a novel methodology f

    Jan 1, 2007

  • SME
    Improving Conveyor Transfer Point Performance in Hard Rock Mines

    By R. Shields

    "Hard rock mines move large volumes of material. But the conveyors essential to this movement suffer lots of problems, including carryback, spillage, dust, and belt wander. Many of these issues are cr

    Jan 1, 2017

  • SME
    The Application Of Propeller Fans At Wisconsin Industrial Sand—A Case Study

    By T. Stauffer, B. McGunegle, A. Adu-Acheampong

    The Fairmount Minerals, Inc., Maiden Rock underground sand mine historically delivered air to ventilate diesel-powered equipment at its working faces through high-resistance, 15-inch-diameter PVC dist

    Jan 1, 2007

  • SME
    Leaching Process and Mechanism of Weathered Crust Elution-Deposited Rare Earth Ore Mining, Metallurgy and Exploration

    By Zhigao Xu, Ming Wu, Jun Qu, Rong Zhang, Wenrui Nie, Ruan Chi, Zhenyue Zhang, Zhengyan He

    The leaching processes and mechanisms of weathered crust elution-deposited rare earth (RE) ores with ammonium sulfate were investigated for their high efficiency and low consumption exploitation. The

  • SME
    Leaching Process and Mechanism of Weathered Crust Elution-Deposited Rare Earth Ore Mining, Metallurgy and Exploration (a7b06571-a8d3-42ef-a017-d7b434b4427d)

    By Zhigao Xu, Ming Wu, Jun Qu, Rong Zhang, Wenrui Nie, Ruan Chi, Zhenyue Zhang, Zhengyan He

    The leaching processes and mechanisms of weathered crust elution-deposited rare earth (RE) ores with ammonium sulfate were investigated for their high efficiency and low consumption exploitation. The

  • SME
    Extended Cut Mining And Worker Safety In Underground Coal Mines

    By E. R. Bauer

    The ground control aspects and occupational safety concerns of extended depth-of-cut mining are presented in this U.S. Bureau of Mines (USBM) report. The scope of extended cut use and typical face ope

    Jan 1, 1995

  • SME
    Exploration Review (e158c23d-a823-415e-bda3-083a036f2393)

    By D. R. Wilburn

    This summary of international mineral exploration activities for the year 2013 draws upon information from industry sources, published literature and U.S. Geological Survey (USGS) specialists. The su

  • SME
    New Developments In Ultimate Pit Limit Problem Solution Methods (7b6a6d62-b528-43f8-9a94-171feda5a9e8)

    By T. M. Yegulalp

    A short review of the current practice and recent developments is followed by a description of a newly developed approach for the solution of the optimum ultimate pit limit problem. The new approach u

    Jan 1, 1993

  • SME
    Computerized Open Pit Mine Models -The State Of The Art

    By Young C. Kim

    Introduction and Objective of This Paper Computerized open pit mine models* are more and more used today for feasi¬bility studies as well as for long range mine planning. In fact, using these model

    Jan 1, 1977

  • SME
    New Applications For Process Simulator Software

    By G. A. Shirey

    Breakthroughs in software technology and in computer hardware capabilities have opened new opportunities to develop more accurate process simulators and to reduce the operating time to reasonable leve

    Jan 1, 1995

  • SME
    Bleeder Entry Evaluation Using Condition Mapping and Numerical Modeling

    One of the most common critical areas of longwall mining in terms of ground stability are the gateroad and bleeder entries. These critical entries provide much-needed safe access for miners and allow

    Jan 7, 2020

  • SME
    Openpit limit optimization through databases: an open source for data analysis and reporting services

    By R. Benito

    The publication of the Lerchs Grossmann paper in 1965 outlining a threedimensional graph algorithm for ultimate pit definition set the standard for the mining industry regarding pit optimization. Alth

    Nov 1, 2013

  • SME
    Reliability-Centered Maintenance of Rapier Dragline for Optimizing Replacement Interval of Dragline Components "Mining, Metallurgy & Exploration (2020)"

    By Snehamoy Chatterjee, Sanjay Kumar Palei, Smarak Das

    Machine manufacturers’ recommendations on maintenance strategies of capital-intensive draglines are not always based on real data and therefore lead to losses from downtime. This paper proposes a prev

    May 28, 2020

  • SME
    Upgrading of Phosphate Fines by Fatty Acid Flotation Using Amylase Enzyme as a Surface Modifier (Mining, Metallurgy & Exploration) (8827c093-1c5b-4a9c-b3fd-b59e256d9af5)

    By K. E. Yassin, A. Yehia, M. Amar

    Phosphate fines (size ≤ 45 μm), from the Red Sea Region, Egypt, were subjected to beneficiation process to recover the phosphorite grains from such fines. The sample is characterized by low P2O5 conte

  • SME
    Haul Truck Safety And Virtual Environments Training

    By A. Schaum

    On average, there are approximately 10 fatal haul truck accidents per year. The most common causes for haul truck accidents include mechanical problems, inadequate training and insufficient road/berm

    Jan 1, 2008

  • SME
    Face Ventilation on a Bleederless Longwall Panel Mining, Metallurgy and Exploration

    By S. J. Schatzel, J. D. Addis, V. Gangrade, L. L. Chasko, C. A. Hollerich

    A ventilation study using tracer gas was conducted at a western US coal mine. The objective of the study was to evaluate the movement of longwall face air exchanges between the face and worked-out are

  • SME
    Interlude

    If it had not been for the almost unbelievable adventures that came before and after, the last ten months of 19 15 would have been exciting enough for anyone. As it was they were a cheerful interlude.

    Jan 1, 1976

  • SME
    Gold Mineralization In The Laccolithic Complexes Of Central Montana

    By David L. Giles

    The alkalic igneous province of Montana consists of centers of laccolithic and stock-like intrusive complexes with associated sills, dikes, and breccia pipes (e.g., Judith, Highwood, Little Belt Mts.)

    Jan 1, 2013

  • SME
    Solvent Extraction Separation of La, Sm and Dy from Sulfate-Phosphate Medium by CYANEX 272 in Kerosene Mining, Metallurgy and Exploration (25516173-62bf-4622-baf5-f08eb2deecf6)

    By I. M. Ahmed, R. S. Hassan, M. I. Aly

    Extraction and separation of La, Sm and Dy ions from acidic sulfate-phosphate solutions was investigated using a cation exchange extractant, bis(2,4,4-trimethylpentyl) phosphinic acid, CYANEX 272, in

  • SME
    Associations Between Whole-Body Vibration Exposure and Occupational and Personal Factors in Drill Operators in Indian Iron Ore Mines Mining, Metallurgy and Exploration

    By Ashis Bhattacherjee, Rahul Upadhyay, Nearkasen Chau, Aditya Kumar Patra, Dhanjee Kumar Chaudhary

    Heavy earth-moving machineries used in open-pit mines intensively expose the drill operators to whole-body vibration and shocks and thus to musculoskeletal disorders. The roles of an individual, machi