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  • CIM
    The Separation .of Acid-Consuming Minerals from Pitchblende by Flotation

    By G. B. Hudson

    Previous papers (1, 2) pertaining to the treatment of uranium-bearing ores were concerned with the flotation of the radioactive minerals. In this investigation, the application of flotation to the rem

    Jan 1, 1963

  • CIM
    Open-Pit of Mining by the at Knob Iron Lake, Ore Company of Canada at Knob Lake, Quebec

    By V. Gregoire

    THE DEVELOPMENT by the Iron Ore Company of Canada of the Quebec-Labrador mining project, which eventually led to 'Iron Ore in 1954', involved, from the start, several distinct undertakings.

    Jan 1, 1958

  • CIM
    Selection of Copper Electrowinning Harvesting Methods and Impacts on Copper Product Quality

    By N. Aslin, R. Clark, G. Heferen

    The methods of harvesting copper from stainless steel mother plates has been investigated from fundamental and operational experience perspectives. At least five different harvesting techniques have

    Jan 1, 2014

  • CIM
    Cost-Saving Strategies in Mine Ventilation

    By Euler De Souza

    "Underground operation ventilation energy requirements constitute a significant portion of mine energy consumption (40–50%) and total energy costs (25–40%). In general, mine ventilation systems are en

    Jan 1, 2018

  • CIM
    Characteristics of late Archean plutonic rocks from the Abitibi and Pontiac sub provinces, superior province, Canada

    By John N. Ludden, Maurice Rive, Hillar Pintson

    "Quelques soixante-dix-sept plutons présents dans la Sous-Province de Pontiac et dans la partie centrale de la Sous-Province de I’Abitibi ont fait I ’objet d’une reconnaissance systématique. Ils ont é

    Jan 1, 1990

  • CIM
    Mine backfill design and testing

    By Robert J. Mitchell

    A general approach to mine backfill design, including laboratory testing procedures, is outlined in this paper. Relationships between certain design parameters are developed and the effect of other fa

    Jan 1, 1979

  • CIM
    Au L3-edge XANES Analyses for spr-Au/Al2O3 Catalyst

    By S. Nagamatsu

    Alumina supported gold catalyst prepared by spray reaction method (spr) provides gold particle with about 20 nm of diameter. The gold particle size is larger than conventional gold catalysts. However,

    Oct 1, 2003

  • CIM
    Development Status of Thin, Spray-on Liners for Mining and Civil Engineering Applications

    By James F. Archibald

    Research has been conducted for the Workplace Safety and Insurance Board of Ontario (WSIB) to characterize thin, spray-on lining materials (TSLs), as well as combinations of TSLs and conventional spra

    May 1, 2006

  • CIM
    Evaluation of Grinding Media Shape, Mill Speed, Feed Density and Temperature in a Pilot Plant Ball Mill

    By Paul Staples, Fred Woodcock, Robert Grant, Mike Cooper

    "Noranda's Brunswick Mining Division, near Bathurst, New Brunswick, processes 10,500 TPD of complex Cu-Pb-Zn bearing ore. Brunswick uses conventional rod and ball milling techniques to achieve a flota

    Jan 1, 1997

  • CIM
    Successful Design of the NICO Grinding Circuit for Unusually Hard Ore

    By Mike Samuels, John Starkey

    "This paper examines test results and grinding mill design for the recent Fortune Minerals’ NICO Project, located in the Northwest Territories. SAG milling and rod milling options are compared. Rod mi

    Jan 1, 2010

  • CIM
    Recovery of Zinc and Lead from Complex Low-Grade Sulphide Concentrates by Acid Pressure Leaching

    By V. N. Mackiw, H. Veltman

    "A process is described which permits the separate recovery of lead and zinc from complex low-grade sulphide concentrates such as are produced from the New Brunswick type of disseminated pyrite ores.

    Jan 1, 1967

  • CIM
    Roof Weakness: Fossilization and (Cyclic) Regenerative Hydrated Sulphates

    By Erwin L. Zodrow

    THE AUTHORS welcome this timely opportunity to comment o n a paper by MacLean and Merner (" Room-and- Pillar Mining at the Prince Mine of the Cape Breton Development Corporation " , ClM Bulletin , Jun

    Jan 1, 1978

  • CIM
    Francoeur Mine

    By J. E. Hawley

    "The property of Francoeur Gold Mines, Limited, lies directly west of the Armfield mine in Beauchastel township, Abitibi district, and 12 miles west and slightly south of Noranda. The gold deposits ar

    Jan 1, 1954

  • CIM
    The Endogeno.us Distribution of Mi110r Elements In the Goosly- Owen Lake Area of Central British Columbia

    By B. N. Church, J. J. Barakso, A. F. Bowman

    "An evaluation of mineralization in the Goosly- Owen Lake area of central British Columbia is the result of a comprehensive geochemical study of rock samples obtained from a regional geological survey

    Jan 1, 1976

  • CIM
    Modern Air Pollution Control in Iron Ore Pelletizing

    In the last five years, new iron ore pellet plants have been built with significantly reduced air pollution levels compared to the older generation of plants. European and American pollution controls

    Jan 1, 2015

  • CIM
    The 7 Delusions of Disaster-Prone Organizations

    By Corrie Pitzer

    Safety performance in many companies and even industries has stalled in the last decade. Accidents rates are improving but more slowly and yet, serious accidents and fatality rates are not: in fact, t

    Aug 1, 2013

  • CIM
    Techniques of inverse drop raise blasting and slot drilling

    "Mining with blast holes drilled upwards may be done to recover sill pillars, or for economic reasons when the distance between the levels is relatively large. If the rock is sufficiently competent to

    Jan 1, 2000

  • CIM
    Cemented Sand Fill at lnco

    By J. McCreedy

    "The addition of Portland cement to hydraulic sand fill has resulted in the production of stable and self-supporting cemented sand fill. The use of cemented fill in the mines of The International Nick

    Jan 1, 1966

  • CIM
    Review Of Industry Best Practices For The Use And Maintenance Of Shaft Ropes On Conventional Drum Hoists And Multi-rope Friction Winders

    By P. G. Smith, A. Axiuk

    The objective of this paper is to present, from a practical perspective, a review of the most relevant maintenance procedures that are accepted or prescribed to be the most effective in optimising ser

    Jan 1, 2023

  • CIM
    Regional Issues Working Group

    By Bill Almdal

    Today?s presentation ? Role of the Regional Issues Working Group ? What does RIWG do? ? How can RIWG?s work benefit Stakeholders? ? Review of forecasts vs. reality ? How have past investment comp

    May 1, 2002