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  • CIM
    Improving Double Bench Face Performance at the Ekati Diamond MineTM Site

    By Judy K. Todd

    Double benching has been utilized as an excavation technique in open pit mines for many years. This process involves drilling, blasting, and excavating the material for the design bench height. A seco

    May 1, 2002

  • CIM
    K-Ar and Rb-Sr dating and the genesis of tungsten at the Clea tungsten skarn property, Selwyn Mountains, Yukon Territory

    By K. M. Tompson, R. L. Armstrong, C. I. Godwin

    "Tungsten skarn deposits on the Clea property in the Selwyn Mountains, Y. T., are related genetically to a quartz monzonite stock, about 500 metres in diameter at the surface. Lower Paleozoic sediment

    Jan 1, 1980

  • CIM
    Guidelines for Implementing 3d Modeling in a Multi-Disciplinary Mining Organization

    By C. L. Popp

    The scope is to address issues confronted by parties in the mining industry such as: Mine planners, survey and engineering departments, field teams and subcontractors. Describing approaches and best p

    May 1, 2013

  • CIM
    Failure Mechanisms in Thermo-Mechanical Fatigue of DS Superalloy Rene 80

    By E. O. Abrokwah

    Directionally solidified (DS) Rene 80 Superalloy was tested in thermo-mechanical fatigue (TMF) over the temperature range 500-900°C and plastic strain levels from 0.2 to 0.8% using a DSI Gleeble therm

    Jan 1, 2011

  • CIM
    Mapping mining-induced subsidence from space in a hard rock mine: Example of SAR interferometry application at Kiruna mine

    By E. Henry, C. Mayer, H. Rott

    Hangingwall deformation monitoring at Kiruna mine is a major concern for Luossavaara- Kiirunavaara AB (LKAB) since underground production is deepening toward the town of Kiruna. In the quest for more

    Jan 1, 2004

  • CIM
    Bench-scale simulation of flotation plant performance

    By Stratton-Crawley R., G. E. Agar

    "A study has been done of the scale-up of laboratory bench-scale flotation to continuous plant circuit performance. It was found that the impellor speed and the air flow rate influenced the results an

    Jan 1, 1982

  • CIM
    Innovative Perspectives on Effective Development Methods for Mining Processing Plants

    By Thomas Glück

    Established and emerging mining companies face significant challenges in managing their operations and projects. Outcomes often do not meet the expectations of all the stakeholders of particular devel

    Jan 1, 2015

  • CIM
    The effect of acidity ’at temperature’ on the morphology of precipitates and scale during sulphuric acid pressure leaching of laterites

    By D. H. Rubisov, V. G. Papangelakis

    Sulphuric acid pressure leaching is the process of choice to recover nickel and cobalt from laterites with variable iron and magnesium contents. The latter influences the acidity levels required for e

    Jan 1, 2000

  • CIM
    Innovations and Breakthroughs in Mineral processing that have shaped the Existing Mining Industry

    By B. K. Gorain

    "As mining has evolved over a century, so are the challenges associated with mining. Mining of complex ore bodies at greater depths is a major challenge requiring high capital and operating costs due

    Jan 1, 2016

  • CIM
    Diagnosis of the Operation of a Hydraulic Classifier for Iron Ore Concentrate

    By C. Gosselin, G. M. Payenzo, C. Bazin, M. Desnoyers, G. Chevalier

    "ArcelorMittal Mines Canada operates hydraulic classifiers to reduce the silica content of an iron oxide concentrate from 4.5% to less than 1.2% SiO2. Sampling campaigns were conducted to develop a pr

    Jan 1, 2012

  • CIM
    Gowganda Silver Area

    By E. S. Moore

    "The Centre of the silver-producing section of the Gowganda area lies about 55 miles northwest of Cobalt, and the village of Gowganda is 71 miles by road from New Liskeard. The geological similarities

    Jan 1, 1949

  • CIM
    Uppers drilling for mechanized cut-and-fill stoping at Brunswick Mining and Smelting No. 12 Mine

    By R. W. Baker

    "The development of uppers drilling at Brunswick Mining is reviewed. This paper describes design criteria for drilling patterns and the research required for selection of a suitable drill jumbo. The s

    Jan 1, 1988

  • CIM
    Introduction to the SMART Benchmarking Program

    By Tom Demorest

    SMART is an association of mining companies that meet regularly to coordinate the technology development needed by the mining industry. Since 1995, the member companies and institutions have directed

    May 1, 2009

  • CIM
    Design techniques for sublevel caving layouts

    By D. A. Trotter, G. J. Goddard

    "This paper describes a method of deciding on various design parameters for a sublevel caving layout. Layout design curves are obtained from the output of a computer optimization program. The program

    Jan 1, 1981

  • CIM
    25 Years of Collector Development for Sulphide Mineral Flotation

    By B. S. Fee, R. R. Klimpel

    "Froth flotation is the most widely used and economic means of concentrating metal sulfide ores such as those containing copper, lead, zinc, nickel, molybdenum, and pyrite. Also recoverable are other

    Jan 1, 1987

  • CIM
    Navigating Change for Success

    By Julie Dénommé

    Today few in business would argue with the idea that we are living in a world that is Volatile, Uncertain, Complex, and Ambiguous. Coined VUCA by the US Army War College, these four words define the ?

    Oct 1, 2010

  • CIM
    Freeze-Thaw Dewatering of Albian Mature Fine Tailings

    By Y. Yhang, D. C. Sego

    ABSTRACT This paper evaluates the potential of freeze-thaw dewatering using Albian mature fine tailings (MFT). Freezing tests were first performed to study the effect of freezing rate on dewatering ef

    Jan 1, 2014

  • CIM
    The Recovery of Gold From Low Grade and Refractory Ores What's Next?

    By P. D. Kondos, J. R. Goode

    Given the global inventory of low grade and refractory gold deposits, processes that could turn these challenged deposits into mines are of considerable interest. Such gold deposits have low value and

    Jan 1, 2005

  • CIM
    On the aqueous oxidation of polymetallic Cu-Zn-Pb gold-bearing sulphide ore in an autoclave

    By R. Vracar, D. Sinadinovic, Ž. Kamberovic

    The paper presents a study on the oxidation of polymetallic gold ore by oxygen in an autoclave. It presents optimum parameters of autoclave leaching of sulphide refractory ore in self-generated sulphu

    Jan 1, 2001

  • CIM
    Economic Effects of Gas Export on Alberta

    By Hu Harries

    WE RECENTLY completed a study for a client, who is an applicant to export gas from the Province of Alberta, on the effects of gas export on Alberta's economy. This study was part of the client&ap

    Jan 1, 1958