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  • NIOSH
    IC 7707 Black Hills Mineral Atlas, South Dakota: Part 2 (In Two Parts) - Introduction

    The Black Hills Mineral Atlas briefly summarizes all important data available on the mines and mineral deposits in the Black Hills that have been explored, developed, mined, or located. The purpose

    Jan 1, 1955

  • NIOSH
    OFR-118-76 Heap Leaching Studies On Uranium Ore

    By Robert C. Merritt

    Laboratory amenability studies as well as a pilot heap-leaching investigation of low-grade sandstone uranium ores from Wyoming, New Mexico, and Colorado are described. Sulfuric acid heap leaching with

    Jan 1, 1976

  • IIMP
    Hacia una dinámica del desarrollo Latino Americano (I)

    By Raúl Prebisch

    "El presente texto es un análisis continuo y sistemático de la realidad latinoamericana donde se revisa las transformaciones estructurales para abrir cauce al desarrollo, la acumulación de capital y

    Mar 1, 1964

  • IIMP
    Sistema de admisión de aire (Aplicación Fleetgueard)

    By Manuel Caro

    El presente trabajo describe el proceso de mantenimiento del equipo de aire denominado Optiair. Este filtro al tener una mayor capacidad de retención de polvo, permite que el equipo pueda trabajar po

    Aug 25, 2002

  • IIMP
    Logros de Centromin S.A en la recuperación ambiental de las unidades mineras de Casapalca y Morococha

    By Américo Pérez

    La política ambiental de Centromin Perú S.A. promueve el aprovechamiento de los recursos minerales sin comprometer la capacidad de las futuras generaciones para satisfacer sus necesidades y desarrollo

    Sep 13, 2001

  • IIMP
    Potencial aurífero de la cuenca del Bajo Marañon

    By Darling Elías Montoya

    El presente trabajo señala la importancia de la cuenca del Marañón en tanto representa un ambiente idóneo de deposición aurífera para el ámbito nacional. La cuenca se encuentra situada entre los centr

    Apr 1, 1991

  • NIOSH
    OFR-5-78 Humidity Effects On Coal Mine Roof Stability

    By N. B. Aughenbaugh

    This report summarizes the results of an investigation into the causes of coal mine roof instability caused by the environmental characteristics of the air ventilated through a mine. The field studies

    Jan 1, 1976

  • IIMP
    La metalización polimetálica aurífera del Perú

    By Jorge Nelson Rivera Guillén

    Dado el alto consumo de cobre, zinc y platino en la industria minera a nivel mundial, se genera un desabastecimiento de cobre, aluminio, fierro, plomo y zinc a fines del siglo XIX. En ese sentido, la

    Feb 1, 2016

  • CIM
    The North American Iron Ore Industry A Decade into the 21st Century

    By J. D. Jorgenson

    ?? U.S. domestic production peaked at 120 Mt during years of the Korean Conflict120 Conflict ?? Pellet production increased, as highPellet high-grade ores decreasedores decreased ?? Until 1982 reces

    May 1, 2011

  • IIMP
    Vanadio en el Perú (IV)

    By Silvio Hernández Aquije

    El presente texto señala el descubrimento del yacimiento vanadífero de Minasragra a través del reporte de Yeatman-Berry en 1916 y el de Kett-Sproul en 1931. Así también señala los tipos de mineralizac

    Jul 1, 1955

  • AUSIMM
    Gold Financing and the Title to Gold: Gold Loans, Gold Coins and Goldcorp

    The principal source of funding the working capital requirements of gold miners has traditionally been equity. However in the 1980s, with a substantial increase in activity in the exploration for, and

    Jan 1, 1994

  • AUSIMM
    Identifying Opportunities to Reduce the Consumption of Energy Across Mineral Processing Plants

    Identifying Opportunities to Reduce the Consumption of Energy Across Mineral Processing Plants

    Sep 13, 2010

  • IIMP
    Fomento minero a través del financiamiento

    By David Ballón Vera

    El presente estudio describe la importancia del financiamiento en la industria minera como herramienta de difusión a través de dos condiciones: la primera, es que esta se adecúe a las características

    Nov 20, 1978

  • SAIMM
    Shear-bond strength testing of thin spray-on liners - Synopsis

    By H. Yilmaz

    A testing method for assessing the shear-bond strength of thin spray-on liner (TSL) on rock substrate was developed at Wits University Rock Mechanics Laboratories. The gap between a 20 mm thick steel

    Jan 1, 2007

  • AUSIMM
    A Tool for Benchmark Study of Roadway Development Performances

    In responding to why some longwall roadway development rates are different among mines, the Roadway Development Task Group (RDTG) of Australian Coal Association Research Program (ACARP) has initiated

    Dec 6, 2010

  • SME
    The Effect Of Velocity On The Dispersion Of Pollutants In A Hypothetical Arctic Open-Pit Mine

    By A. Choudhury

    Deep open-pit mines are becoming increasingly common in the highly mineralized arctic and sub-arctic regions. Air inversion is a frequent occurrence in these regions, and is exacerbated by the natural

    Jan 1, 2012

  • SME-ICGCM
    Overmining In Kailuan, China Mining Area (d9eb7d79-18c1-4a77-a59a-53706a90764b)

    By Jun Han

    Coal has been mined in the Kailuan mining area for more than 130 years. The remaining reserves consist of, in large part, coals that would have been considered economically unminable or technically no

    Jan 1, 2009

  • ISEE
    Controlling high risk blasting in an urban environment The Airport Link Story

    By Rob Domotor

    This paper tells the story of using controlled surface and underground blasting methods to excavate hard rock in three areas on Australia’s largest road infrastructure project; the Airportlink Project

    Jan 1, 2012

  • CIM
    Improving Silica Dust Controls for Metal/Nonmetal Mining Operations in the United States

    By Jay F. Colinet

    Researchers at the Pittsburgh Research Laboratory (PRL) of the National Institute for Occupational Safety and Health (NIOSH) work to reduce respirable dust exposures in mining operations. One focus o

    May 1, 2007

  • IIMP
    Disociación de enlaces de carbono por plasma energético de microondas y energía para la transformación de residuos

    By Walter Estrada, Fernando Valencia, Jaime Luyo

    La gasificación por plasma es un proceso térmico a alta temperatura en el que los desechos se descomponen en elementos fundamentales y compuestos simples en un entorno anaeróbico. El sistema presentad

    Sep 30, 2019