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  • CIM
    Elimination of the Pre-Aeration and Primary Filtration Circuits From the Dome Mill Flowsheet

    "Placer Dome Inc.'s Dome Mine is located in South Porcupine, Ontario and has been in production since 1910. In the past, the mill leach circuit was preceded by preaeration and primary filtration circu

    Jan 1, 1992

  • SAIMM
    Elution behaviour of metals from carbon

    By M. Jeffrey

    This study investigated the elution of precious and toxic metals from activated carbon. Gold and mercury are of primary interest, due to their value and environmental impact respectively. A laboratory

    Jan 1, 2009

  • NIOSH
    EM Rescue (Location) System For Deep Mines Phase II - Build And Test Breadboard Equipment

    By I. D. Schleicher, L. H. Rorden, F. B. Curry, T. C. Moore

    The purpose of this program is to extend electromagnetic (EM) techniques for use in locating miners trapped in mines as deep as 1000 m. A previously developed EM system is considered adequate for use

  • DFI
    Embankment Piles ? Introduction

    By B. B. Broms

    Embankment piles are common in the Scandinavian countries (Kjellman, 1940) and in Southeast Asia as support of fills, light structures, bridge abutments and deep excavations (Eide, 1968) as described

    Jan 1, 2010

  • TMS
    Embrittlement of Low Carbon Low Alloy Steel Occurring in the Austenite and y-Ferrite Regions

    By Xingjian Gao

    The mechanical properties of a low carbon low alloy steel in the austenite and _-ferrite regions have been examined by thermal-tensile tests using a Gleeble-1500D system at temperatures in the range 6

    Jan 1, 2010

  • CIM
    Emergency Egress/Ventilation Raise Innovations in Directional Raise Boring & Remote Shotcrete Application

    By Eric Schraml

    Wardrop Engineering and the Placer Dome?s Campbell Mine Design Team utilized leading edge directional raise boring techniques and an innovative, remote controlled application of steel fibre reinforced

    May 1, 2002

  • SME
    Emerging Conveyor Technologies

    By G. Bierie

    The conveying of bulk materials is prone to problems. These problems can reduce the capacity and efficiency of the plant, and even threaten the health and safety of the workforce. This presentation w

    Jan 1, 2007

  • NIOSH
    Emerging Technologies Control Respirable Dust Exposures For Continuous Mining And Roof Bolting Personnel

    By D. E. Pollock, T. W. Beck, J. A. Organiscak

    This work presents the findings from a number of NIOSH studies evaluating the impacts of emerging technologies that may reduce dust exposures for continuous mining and roof bolting personnel. These t

  • AUSIMM
    Emerging Technologies for Ironmaking - An Indian Perspective

    By Prasad S, Chatterjee S. S, Singh B. N

    The chief source of metallic iron for steelmaking in India, even today, as it is in most part of the world, is through blast furnace (BF) route. This will continue to be so in the foreseeable future

    Jan 1, 1999

  • CIM
    Emissions Trading and Management of Risk from GHG Emission Limitations

    By Doug Russell

    Natsource: At a Glance l 160 employees l Global reach ? New York, Washington, Calgary, Ottawa, Toronto, London, Tokyo l Major Environmental Commodity Broker ? Rated as Top GHG Broker (Environmen

    Nov 1, 2002

  • SME
    Empire Pebble Crushing Circuit, Going Back To Basics, Is The Crusher Crushing?

    By H. Walqui

    This paper describes operating gains resulting from standardizing operating and maintenance practices to improve the performance of the pebble crushing circuit at he Empire Concentrator. Past efforts

    Feb 27, 2013

  • IOM3
    Empirical approach to prediction of damage in bench blasting

    By S. G. Beattie, N. Mojtabai

    A study was carried out which aimed to: determine the effects of blasting on excavation perimeters and nearby slopes; establish a low-cost blast monitoring and field observation programme to determine

    Apr 1, 1996

  • NIOSH
    Empirical Approaches For Weak Rock Masses (15cf9004-760f-47b2-8d56-8025fc15bd1d)

    By Rimas Pakalnis, Tom Brady, Lewis Martin

    A major focus of ground control research presently being conducted by the Spokane Research Laboratory of the National Institute for Occupational Safety and Health (NIOSH) is to incorporate weak rock m

  • SAIMM
    Empirical Correlation Of Mineral Commodity Prices With Exchange-Traded Mining Stock Prices ? Synopsis

    By C. Nangolo

    Mineral commodity prices comprise one of the key criteria in the selection of mining stocks. We contend that of the three principal elements of mineral commodity prices, spot price, forward price and

    Jan 1, 2011

  • SAIMM
    Empirical Observations of Dilution in Panel Caving

    By R. L. Castro

    The extraction of ore in panel caving operations also involves the coextraction of non-economic material, known as dilution. Forecasting, avoiding, and understanding the mechanics of dilution is criti

    Jan 1, 2014

  • SME
    Emplacement And Mineralization Of The San Cristobal Ag-Zn-Pb Deposit, Southern Bolivia

    By S. E. Phillipson

    The Late Miocene San Cristobal Ag-Zn-Pb deposit represents syngenetic and epigenetic mineralization with low- and high-sulfidation characteristics. Geology is characterized by barren dacitic ring fra

    Jan 1, 2001

  • DFI
    Emplacement Techniques: Impervious And Pervious Wall Construction ? Summary

    By Fred C. Schmednecht

    For years, the strategy was to contain waste and in many applications, is still the recommended method. Recently, it has become acceptable to create filters below ground for the in-situ treatment of w

    Jan 1, 1999

  • AIME
    Employees' Welfare

    Readers of recent Bulletins have doubtless observed that the problem of improving both material and moral condition of employees is receiving close attention from influential members of the Institute.

    Jan 5, 1918

  • CIM
    Employer-Employee Relations in Norway

    By Anton Gronningsater

    AT the present time we hear a great deal about organization of labour, collective bargaining, workmen's councils, and company unions; about C.1.0. with its principle of vertical unions and A.F.L.

    Jan 1, 1943

  • NIOSH
    Employment And Injuries In The Fuel Industries ? Introduction (7e6b1b02-9e86-43c7-a066-72dba3fafdd4)

    By Forrest T. Moyer

    INJURY experience and related employment information are presented in the chapter for the coal-mining, coking, oil and gas, peat, and native asphalt industries in the United States for 1964. No attemp

    Jan 1, 1965