Search Documents

Sort by

  • CIM
    IOCC Using Expert System to Meet Production and Quality Control Goals

    By Paul Delottinville, Maynard Hall, Henry Hillier

    "An expert system application for supervisory control and optimization of the indurating process at the Iron Ore Company of Canada (IOCC) has been developed and installed in closed-loop. Prior to the

    Jan 1, 1998

  • AUSIMM
    Getting Value From R&D

    New knowledge has no economic value unless it can be applied, or æcapturedÆ, as the R&D jargon has it. Australia probably spends more than $500 m per year on mineral industry R&D, distributed amongst

    Jan 1, 1998

  • AUSIMM
    New Development of Cemented Fill in Various Chinese Metal Mines

    By Sijing Cai, Chengpu Zhou

    The requirement of mineral resources is increasing as the economy is continually increasing in China. The mining practices of various complex sulphide deposits and precious metal deposits, and the tre

    Jan 1, 1998

  • AUSIMM
    Waihi Gold - Extended Project

    By M Maguire

    The purpose of this paper is to provide an illustration of the Resource Management Act processes at their best. Many of you will be aware of the Martha Mine situated in the middle of Waihi Township in

    Jan 1, 1998

  • SME
    Recent Developments In Cable Support Technology

    By S. C. Tadolini

    The use of resin-grouted cable supports to control large ground movements in several types of underground mines has increased substantially since being introduced in 1991. Cables offer several advanta

    Jan 1, 1998

  • TMS
    Process Considerations Before And After Failure Of The Omai Tailings Dam, August 19 To 24,1995

    By Robert R. Beebe

    On the night of August 1'9-20, 1995, seepage was seen at the toe of the Omai tailings dam in Guyana. The mill was immediately shut down, and within two hours the flow, then mostly water, was dive

    Jan 1, 1998

  • CIM
    The Seabee Gold Mine Uncommon Accomplishment

    By Neil McMillan

    "By any measure of common practice, Claude Resources' Seabee Gold Mine in Northern Saskatchewan should not now be operating. Not because reserves dwindled, or grade dropped or prices weakened or techn

    Jan 1, 1998

  • SME
    Flocculation Of Fine Coal Using Synthetic And Biologically Derived Flocculants

    By R. W. Smith, S. A. Davis, A. M. Raichur, M. Misra

    The flocculation of coal is typically accomplished by the addition of commercially available polymeric flocculants. Recently it was shown that biopolymers derived from microorganisms can also be used.

    Jan 1, 1998

  • SME
    Protection Of Pipelines Affected By Surface Subsidence

    By H. J. Chen, Y. Luo, S. S. Peng

    Surface subsidence resulting from underground coal mining can cause problems for buried pipelines. In this paper, a technique for assessing the level of stress on a subsidence-affected pipeline is int

    Jan 1, 1998

  • AUSIMM
    Bench Stoping at Mount Isa Mines Limited Isa Lead Mine - Mount Isa, Queensland

    By J Robinson, D Herbert

    Bench stoping operations at the Isa Lead mine have been underway for over 11 years. They were implemented to address safety, productivity and mining cost concerns noted with cut and fill mining operat

    Jan 1, 1998

  • SME
    Increased Ore Grindability And Plant Through-Put With Controlled Blasting

    By G. Chi, M. C. Fuerstenau, R. C. Bradt, A. Ghosh

    With increased emphasis on controlled blasting, which is the first and least-costly stage of comminution, ore grindability and plant throughput can be increased by 5% to 10%, and energy savings of up

    Jan 1, 1998

  • AUSIMM
    Introduction of Battery Powered Coal Haulers into Board and Pillar Panel Production

    Powercoal Pty Ltd operates eight underground coal mines in New South Wales and produces coal for both domestic power stations and the export market. Approximately 40% of total production is from conti

    Jan 1, 1998

  • AUSIMM
    The Myth of Mine Reconciliation

    Mine reconciliation is the practice of comparing the tonnage and grade of material processed by the mill with the tonnage and grade of ore in the reserve model of a deposit, and with the tonnage and

    Jan 1, 1998

  • SME
    Establishing the Energy Efficiency of a Ball Mill

    By R. P. King, S. Middlemiss

    A method is developed to convert a measured distribution of fracture energies to the equivalent work index. The method assumes that the energy required to grind the material from the feed size distrib

    Jan 1, 1998

  • SME
    The Feasibility of Precious Metals Recovery from a Hellyer Concentrator Tailing Following very Fine Grinding

    By B. J. I. Adair, K. R. Weller

    The bulk scavenger tailing from Aberfoyle's Hellyer Concentrator, which represents about one-third of the total tailing, runs about 2.5-3 g/t gold and 140-200 g/f silver. Both values are very fin

    Jan 1, 1998

  • AUSIMM
    2001 is Here Now - Teleoperation and Automation of UG Vehicle

    Teleoperation is one method by which an operator can remotely control and monitor a vehicle. The operator monitors the status and progress of the remote vehicle by watching the video transmitted from

    Jan 1, 1998

  • SME
    Description of the El Abra Plant

    By R. Canello, J. Jenkins

    El Abra has the world's largest leach, solvent extraction and electrowinning facility, The crushing plant capacity is 120,000 metric tonnes per day and the cathode production capacity is 225,000

    Jan 1, 1998

  • SME
    Use Of A Magnetic Fluid-Based Process For Coal Separations

    By M. S. Klima, M. Fofana

    The use of a laboratory-scale magnetic fluid-based separator for coal separations was examined. A Frantz laboratory magnetic separator was modified by fabricating new pole pieces of the appropriate ge

    Jan 1, 1998

  • SME
    Conveyor Load Sharing and Tripper Drive Applications Utilizing AC Drives

    By John K. Kellis, Fazley Azhar

    Advancements in AC drive technology offer conveyor designers a viable drive alternative for conveyor systems which require accurate load sharing as well as multiple drive systems. Recently developed A

    Jan 1, 1998

  • NIOSH
    High availability from haul trucks (c97e0c5b-6d5a-4eb7-b885-ee7dd3c730c3)

    By Paul B. Harder

    Round Mountain Gold (RMG) in cen­tral Nevada, reports that over a nine-year period and a million operating hours, its fleet of 150-ton and 190-ton haul trucks has averaged better than 93% availability

    Jan 1, 1998