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  • SME
    Analysis of SLAM‑Based Lidar Data Quality Metrics for Geotechnical Underground Monitoring (Mining, Metallurgy & Exploration)

    By LUKAS FAHLE, Andrew J. Petruska, JURGEN F. BRUNE, Gabriel Walton, Elizabeth A. Holley

    Adverse ground behavior events, such as convergence and ground falls, pose critical risks to underground mine safety and productivity. Today, monitoring of such failures is primarily conducted using l

    Aug 16, 2022

  • SME
    Cyanide In Precious Metals Mill Tailings Impoundments ? Introduction

    By James L. Hendrix

    This paper is intended to give the reader an update on the work being done at the Mackay School of Mines about the fate of cyanide on precious metals mill tailings waste. During the last two years s

    Jan 1, 1986

  • SME
    Comparison of Sodium Oleate and Sodium Petroleum Sulfonate for Low‑Temperature Flotation of Fluorite and the Collecting - Mining, Metallurgy & Exploration (2021) Mechanisms

    By Yanxu Shen, Cheng Liu, Zhijie Chen, Hao Chen, Huimin Gao, Zijie Ren

    Fluorite, a kind of critical non-metallic minerals, is the primary source of industrial fluorine. Sodium oleate (SO) is commonly used as the collector of fluorite ores. However, because of its some fe

    Sep 30, 2021

  • SME
    Instituting a Filtration/Pressurization System to Reduce Dust Concentrations in a Control Room at a Mineral Processing Plant

    By A. Cecala, J. Noll, J. Hummer

    The National Institute for Occupational Safety and Health has observed that many control rooms and operator compartments in the U.S. mining industry do not have filtration systems capable of maintaini

    Jan 1, 2015

  • SME
    Structures and Reduction Kinetics of Pelletized Rich Iron Ores for Iron Production: a Case Study for Na Rua Iron Ore in Vietnam

    By Lim Thi Duong, Du Duy Bui, Thuat Ngoc Pham, Chuc Ngoc Pham, Que Anh Nguyen, Hoa Anh Bui, Chi Thi Ha Nguyen, Hoan Thanh Nguyen, Bac Quang Nguyen, Kien Trung Nguyen, Dung Trung Doan, Nhiem Ngoc Dao

    The microstructures and kinetics of a rich iron ore ( TFe = 65.84%) of Na Rua mine, Vietnam, used for the iron production were investigated in this study. Thermal behaviors of iron ores were well-exam

    Jun 7, 2022

  • SME
    Conceptual Process to Produce ThO2 from Monazite "Mining, Metallurgy & Exploration"

    By Jack S. Watson, Rasika Nimkar, Robert M. Counce, BRADLEY BENNETT, Patrick Zhang

    This study level process design represents an economically viable method for extracting thorium dioxide and other rare earth elements from monazite ore. This paper incorporates results from the 2019 c

    May 29, 2020

  • SME
    Materials Transport: Racing To Net Zero - Comparing Haulage Options For Reduced Greenhouse Gas Emissions And Costs - SME Annual Meeting 2023

    By A. Bieg, M. Samson, Z. Bell, A. Zinsser, J. Schuyler

    As the world progresses toward the renewable energy transition, the demand for minerals increases exponentially. According to the International Energy Agency (IEA) 2021 Net Zero by 2050 Report, critic

    Feb 1, 2023

  • SME
    A Stability Classification System for the Dragline Dump Slope "Mining, Metallurgy & Exploration (2021)"

    By Ashutosh Kumar Bharati, Rajesh Rai, B. K. Shrivastva, Arunava Ray

    Opencast mining method is one of the most productive mining methods available at present, which is generally associated with the removal and handling of a huge amount of overburden material. Hence it

    Feb 15, 2021

  • SME
    Discussion - Tailings Dam Performance From USCOLD Incident-Survey Data - Technical Papers, Mining Engineering, March 2001, Vol. 53, No. 3, pp. 49-53- Strachan, C.

    By A. F. Agnew

    Discussion by A.E Agnew Strachan's paper summarizes a wealth of data on water-storage dam "incidents" published by USCOLD and ASCE in 1988, together with a review of tailings-dam incidents pub

    Jan 1, 2003

  • SME
    Extending Surface Coal Reserves Through Highwall Mining –Design, Planning, And Field Performance

    By T. Vandergrift, J. Sturgill, W. Gerhard, J. Carrick

    As surface minable coal is depleted, many operators look to high-wall mining to extend reserve life. Recent advances in highwall mining equipment have greatly improved productivity, clean coal recover

    Jan 1, 2004

  • SME
    Pelletizing Fine Coal Recovered From Pumped Refuse (911a3b4a-bf93-47fc-9091-bcb0e191838c)

    By Howard N. Egan

    EASTERN COAL CORPORATION is located in the heart of the Appalachian Mountain area of extreme Eastern Kentucky, The mountains are of sedimentary origin, and have been deeply eroded by streams as the ar

    Jan 1, 1967

  • SME
    Desilication Application and Defoaming Mechanism of XK-28 Collector in Iron Ore - Mining, Metallurgy & Exploration (2021)

    By Ma Fangyuan, Li Min, Xu Bing, Xian Yushuai, Zhao Tonglin

    The study explored a new combination amine collector (XK-28) that can obtain better flotation index and defoaming rate for magnetic iron ore. A pure quartz mineral test indicates that dodecylamine, XK

    Jul 21, 2021

  • SME
    The Use Of Mathematical Models Of Grinding And Classifications To Optimize Grinding Circuits At The Mt. Lyell Copper Concentrator, Tasmania

    By D. G. Hartley

    The major copper loss at Mount Lyell is in the coarsest particles presented to flotation. An analysis of data collected from the five primary and six secondary ball mill circuits showed that grinding

    Jan 1, 1981

  • SME
    A Method Of Projecting U.S. Petroleum Supply

    By Paul W. McGann

    This paper presents a methodology for long-range studies of petroleum supply, to meet projected demands, that involves modifications of procedures used previously. This paper continues a series of pap

    Jan 1, 1960

  • SME
    Determination Of Fleet Availability Using Probability Calculations - Introduction

    By James P. Connell

    The Berkeley Pit of The Anaconda Company is located on the southeast slope of the Butte Hill, the legendary "Richest Hill on Earth," and is one of the largest pit operations in the world completely de

    Jan 1, 1969

  • SME
    Fertilizer For Food Production

    By P. O. Ripley

    Into this tumultuous twentieth century, every second, two new babies are born. This is 5,412 per hour, and 130,000 per day. Relentlessly, consistently, alarmingly, they add to the more than three bill

    Jan 1, 1966

  • SME
    Design Of A Multivariable Grinding Circuit Control System - The Primary Grinding Circuit

    By H. Melama

    The primary grinding stage in the Vuonos concentrator comprises a rod mill in open circuit and a semi-autogeneous mill in closed, circuit with a hydrocyclone classifier. The instrumentation of the gr

    Jan 1, 1984

  • SME
    Practical Application of Surfactants for Respirable Silica Dust Control - SME Annual Meeting 2024

    By Randy Reed, Barbara J. Arnold

    Respirable crystalline silica poses a significant health risk, with the American Lung Association estimating that 2.3 million workers are exposed to silica in the workplace. This includes mine workers

    Feb 1, 2024

  • SME
    Interpreting Geological Structure Using Kriging

    By N-h. Mao

    We applied kriging (geostatistics) to interpret the structure of basement rock in Yucca Flat, NTS from borehole data. The estimation error for 118 data is 81 m comparable with those based on both grav

    Jan 1, 1985

  • SME
    Environmental Alternative Dispute Resolution For Mining – An Introduction

    By J. S. Heath

    Many disputes related to environmental issues in mining are resolved through often-antagonistic negotiations in a regulatory context or through litigation. These approaches are certainly the best cho

    Jan 1, 2000