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  • IIMP
    Método de explotación por cortes o tajadas Transversales en la mina de Colquijirca

    El presente texto describe el proceso de preparación, extracción, recuperación del enmaderado y relleno, que comprende el método de explotación en los mantos de de la mina de Colquijirca, asi como los

    Jul 20, 1957

  • IIMP
    Actividad minera y su impacto en calidad de vida en su entorno a nivel distrital

    By Camilo Ferreira, Franco Olcese

    Hay intensos debates respecto a los impactos de la minería en sobre el desarrollo de las comunidades en su entorno. Inclusive existen corrientes ideológicas que consideran que la minería empobrece y a

    Sep 30, 2022

  • AIME
    Minerals Beneficiation - Physical Chemical Aspects of Flocculation by Polymers

    By R. B. Booth, W. F. Linke

    The continuous interest of the American Cyanamid Company in producing superior polymeric flocculants and dispersants for the mining industry has resulted in a broad, general study of the physical chem

    Jan 1, 1961

  • AIME
    Computing Mechanical Classifier Efficiency

    By A. J. Weinig

    IN the accompanying figure consider the classified AB in closed circuit with a ball mill, wherein T = Tonnage of new feed C = Ratio of circulating load Now consider that the circulating load is mad

    Jan 1, 1934

  • NIOSH
    OFR-10-78 Capital And Operating Cost Estimating System Handbook. Mining And Beneficiation Of Metallic And Nonmetallic Minerals Except Fossil Fuels In The United States And Canada

    By George K. Clement

    Manual estimating method through use of equations, factors and curves for preparation of feasibility type estimates for capital and operating cost of mining and primary beneficiation in the United Sta

    Jan 1, 1978

  • AIME
    Ventilating-System at the Comstock Mines. Nevada

    By George J. Young

    DR . JOHN A . CHURCH, in his treatise on the Comstock Locle 1 gave a full and clear account of the conditions of the mine during the period of greatest activity. The difficulties in the way of deep mi

    Nov 1, 1909

  • AIME
    Producing – Equipment, Methods and Materials - Vertical Fracture Height – Its Effect on Steady-State Production Increase

    By W. T. Malone, J. R. Williams, R. L. Tiner, J. M. Tinsley

    Hydraulic fracturing methods for production stimulation have become a common procedure in the oil and gas industry. Fracturing treatments are performed on wells of various potentials to help increase

    Jan 1, 1970

  • SAIMM
    Intelligent Gearing System - Solution To Understand And Correct Operational Conditions That Reduce he Fatigue Life Of A Girth Gear

    By David Brown, Dirk van Dyk

    Horizontal rotating mills are being used all over the world associated with different mineral and power generation industries. David Brown South Africa, with over 140 years of experience in gear manuf

    Jan 1, 2007

  • NIOSH
    New Technology For Longwall Ground Control - Proceedings: U.S. Bureau Of Mines Technology Transfer Seminar

    By Christopher Mark

    This proceedings volume contains papers presented at W U.S. Bureau of Mines (USBM) technology transfer seminars on New Technology for Longwall Ground Control. These seminars were conducted in Washingt

    Jan 1, 1994

  • NIOSH
    RI 3400 Progress Reports - Metallurgical Division - 24. Mineral Physics Studies

    By R. S. Dean

    "It has long been recognized that the properties of polycrystalline substances are not the same as those of single crystals. These differences are especially marked in metels and metallic minerals, an

    May 1, 1938

  • NIOSH
    OFR-123(2)-78 Advancement Of Mine Ventilation Network Analysis From Art To Science - Volume II Mine Ventilation Network Theory - I. Introduction

    By M. Didyk

    The final objective of a mine ventilation project is to find a way of supplying the working faces with the necessary quantity of air to dilute all the possible air contaminants to safe limits and to m

    Jan 1, 1977

  • IIMP
    Inversión extranjera en minas del Perú, en los siglos XIX y XX

    By Mario Samamé Boggio

    El presente texto describe algunos aspectos de la inversión extranjera en tres períodos: fines del siglo XIX, la primera mitad del siglo XX y segunda mitad del siglo XX. Dentro de lo quince casos anal

    Mar 1, 1982

  • AIME
    The Constitution Of Copper-Iron And Copper-Lead-Iron Mattes.*

    By Ivan E. Goodner, Charles H. Fulton

    THE subject of the constitution of copper-iron mattes has received considerable attention in recent years by Keller,1 Bolles,2 Hofman,3 and Gibb and Philp.4 Still more recently Friedrich, Röntgen, Wie

    Nov 1, 1908

  • SME-ICGCM
    Direct determination of failure surfaces in earth slopes

    By S. L. Huang

    The location and shape of potential failure surfaces in soil slopes were directly determined based on the stresses induced in the soil mass and the strength of the soil itself. Stress calculations wer

    Jan 1, 1989

  • CIM
    Blast simulation surface and underground with the SABREX model

    By G. K. Jorgenson, S. H. Chung

    "IntroductionThe SABREX Blast Modelling Program was developed jointly by the companies of the ICI Explosives Group, of which C-I-L Inc. is a member. SABREX (Scientific Approach to Breaking Rock with E

    Jan 1, 1987

  • AUSIMM
    Notes on the Geology, Quartz Reefs and Minerals of the Waihi Goldfield

    The rocks of Waihi and the surrounding district are almost entirely rhyolitic and ande5itic in character. Sedimentary rocks, with the exception of some surface deposits of clay loosely compacted congl

    Jan 1, 1902

  • IIMP
    Codisposal: una solución innovadora para disposición de relaves y la gestión sostenible de los recursos en la industria minera

    By Carlos León, Carlos Espinoza, David Machín

    Antamina ha desarrollado una estrategia de relaves bajo una óptica de manejo socio - ambiental responsable cumpliendo con las normas internacionales y nacionales con prioridad en las personas directam

    Sep 29, 2023

  • NIOSH
    IC 7145 Mining And Beneficiation Of Appalachian Manganese Ores ? Introduction

    By Edmund Newton

    This paper is one of a series comprising the Mineral Industries Survey of the United States, which was begun in 1935. It describes the simple methods of mining and beneficiating manganese ore, in east

    Jan 1, 1941

  • SME-ICGCM
    Subsidence monitoring at a shallow partial extraction room-and-pillar mine in midwestem United State

    By Yoginder P. Chugh

    Subsidence may be observed above partial extraction shallow room-and-pillar mines where the coal seam(s) is associated with weak and thick claystone in the floor. This paper presents results of subsid

    Jan 1, 1989

  • IIMP
    Regularizacion metalúrgica y del tonelaje de tratamiento en la planta de flotacion diferencial de cobre molibdeno de alumbrera- argentina. sus impactos en la produccion y los costos operativos

    By Marcial Medina

    El presente texto describe la reología de la Pulpa a nivel de química de superficie y así sugerir las alternativas a los problemas que impiden poder operar en forma continua y su capacidad de diseño l

    Sep 12, 2011