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  • CIM
    Metallurgical mapping of the San Nicolas deposit

    By A. H. Winckers

    "The San Nicolás deposit is a complex fine grained polymetallic volcanogenic massive sulphide deposit located in central Mexico.Metallurgical testwork was carried out in 1999 and 2000 to develop a flo

    Jan 1, 2002

  • CIM
    A MultiGaussian Approach to Assess Block Grade Uncertainty

    By Julián M. Ortiz

    Uncertainty quantification of a spatially distributed variable at any scale can be handled through geostatistical simulation. Large computation time, storage, and post-processing of the realizations a

    May 1, 2004

  • CIM
    Validation of High Fidelity Simulation Wear Predictions in Various Types of Mineral Processing Equipment

    By John A. Herbst, Xiangjun Qiu

    "Prediction of wear on a microscale level in mineral processing equipment turns out to be a challenging undertaking. This is particularly true for cases in which the objective is to use such predictio

    Jan 1, 2007

  • CIM
    Process Development for Milling B-Zone Ore at Rabbit Lake

    By S. Dicarlo

    "In late 1985, B-zone ore was first processed through the Eldor Mines mill at Rabbit Lake. Extensive modifications had been completed in order to mill this ore. In-plant process development was initia

    Jan 1, 1988

  • CIM
    Towards a Worldwide Network of Education in Mineral Engineering

    By Hans de Ruiter

    "Delft University of Technology, RWTH Aachen, Helsinki University of Technology and Imperial College established the Federation of European Mineral Programs (FEMP) in 1999 as a legal body to coordinat

    Jan 1, 2004

  • CIM
    Comparison of Flotation Grade Dynamics Enabled By Real-Time Measurement

    By F. E. du Plessis

    "The distinction between data suitable for process control and data subject to aliasing only becomes quantifiable with the availability of rapid real-time measurements. Expecting the dynamics of flota

    Jan 1, 2012

  • CIM
    Mine Ventilation Calculations

    By W. J. Tough

    THIS paper offers examples of some of the typical calculations which occur in the ventilation of metal mines. The fi.rst section of the paper discusses the problems associated with natural-draft press

    Jan 1, 1942

  • CIM
    Utilizing titanium to successfully handle chloride process environments

    By R. W. Schutz

    "Titanium possesses an exceptional and wide-range resistance to chlorides and their compounds when compared to most corrosion-resistant engineering alloys (CRAs) used in the chemical process industry.

    Jan 1, 2002

  • CIM
    Dynamic Testing of Threadbar used for Rock Reinforcement

    A comprehensive axial test program has been undertaken at the WASM Dynamic Test Facility on the performance of 20mm threadbar. The threadbar tests had a double embedment configuration, with variation

    May 1, 2009

  • CIM
    Requirements for Underground Mine Backfill Monitoring

    By David O. DeGagné

    While mine backfill plants are becoming increasingly more automated and instrumented, especially with paste fill operations, underground backfill distribution systems have hardly changed over the year

    May 1, 2001

  • CIM
    Pavoncelli Tunnel Case Study

    This paper describes the back analysis of the Pavoncelli tunnel, an hydraulic tunnel which was excavated between 1904 and 1915 in South of Italy and experienced severe damages during the 1980 Irpino-L

    May 1, 2009

  • CIM
    Safety Culture ? Theory and Real World Results

    By Grant Goddard

    Cameco?s ?Double U? Strategy ? Double existing production ? To 40 million lbs U3O8 annually ? By 2018 ? Existing operations ? Saskatchewan ? United States ? Kazakhstan ? Projects under evaluat

    Nov 1, 2011

  • CIM
    How Should Mining Companies Select the Optimal Portfolio of Production Projects Considering the Risk of their NPV

    By Júlio C. Lúcio

    Consider the case of a mining company with N investment opportunities in projects of different commodities. The problem is: since the company has limitation of capital, equipments, technical staffs, e

    May 1, 2009

  • CIM
    Escondida – Phase IV Grinding Circuit

    By Walter S. Bergholz, Michael L. Schreder

    "Since Escondida began operations in fiscal 1991, a series of aggressive expansion projects have enabled market share to be increased and ever larger profits to be realized. This was possible due to t

    Jan 1, 2004

  • CIM
    Methodologies for Scale Up of Grinding and Flotation Circuits for New CVRD Projects

    By K. L. C. Gonçalves, V. K. Alves

    "CVRD’s Department of Development and Technology – GETEK has been developing and perfecting a general methodology for scaling up flotation and grinding circuits over several years. This methodology ha

    Jan 1, 2006

  • CIM
    Energy Conservation at Falconbridge Nickel Mines Limited

    By D. M. Doyle

    "In this paper I will summarized the Falconbridge Nickel Mines1) energy costs and consumption data by fuel, process, cost centre and estimate our future costs and consumption patterns 2) detail the di

    Jan 1, 1978

  • CIM
    Barrick Goldstrike Roaster - Roasting and Gas Handling

    By Andy Cole, Ken Thomas, Stephen Durn, Jacques McMullen

    "The roasting and gas handling circuits of the Barrick Gold’s new Roasting Facility at the Goldstrike Mine in Nevada, USA incorporate well proven technologies in a unique combination. During the desig

    Jan 1, 2001

  • CIM
    Modelling of the Dry Magnetic Separation Process at Rio Tinto Fer et Titane

    By Carl Bertrand, Patrice Nadeau, Claude Bazin

    "Rio Tinto Fer et Titane processes the ore extracted from the Lac Tio orebody to concentrate the hemo-ilmenite (FeO.TiO2-Fe2O3) mineral that is subsequently smelted to produce pig iron and titanium ox

    Jan 1, 2011

  • CIM
    40Ar/39Ar Geochronology of Alteration and Petrogenesis of Porphyry Copper-Related Granitoids in the Darreh-Zerreshk and Ali-Abad area, Central Iran

    By P. H. Reynolds, S. Liaghat, A. Zarasvandi

    "Darreh-Zerreshk and Ali-Abad are two relatively small porphyry copper-type deposits in Yazd Province in central Iran. They are located within the central Iranian volcano-plutonic belt, formed above t

    Jan 1, 2007

  • CIM
    The Schaft Creek Porphyry Cu-Mo-(Au) Deposit, Northwestern British Columbia

    By J. E. Scott, L. M. Heaman, R. A. Creaser, G. S. Salazar

    "Schaft Creek is a calc-alkaline porphyry Cu-Mo-(Au) deposit located in northwestern British Columbia. The deposit formed in a volcanic arc setting, likely on a back-arc rifted continental fragment. I

    Jan 1, 2008