Search Documents

  • SME
    The Utilization Of Coarse Pre-Concentration Rejects In The Preparation Of Underground Backfills At Xstrata Nickel?s Ontario Operations

    By T. Weatherwax

    As part of a strategic research initiative at UBC to design and evaluate integrated underground mining and mineral processing systems, work has been done to determine how to utilize the coarse rejects

    Jan 1, 2008

  • AUSIMM
    Hourly Ownership and Operating Cost Projection - Rubber Tyred Loaders

    Underground equipment owners and users in order to compete and succeed in being viable business propositions must continually balance costs with productivity. By reducing their hourly ownership, ope

    Jan 1, 1990

  • CIM
    Remote Real-Time Tire Monitoring in Open Pit Mines

    By Joel T. Werner

    Tire costs represent one of the highest controllable costs in open-pit mining, accounting for approximately 10% of mining costs. Tire monitoring technology has evolved rapidly in recent years and is e

    May 1, 2002

  • CIM
    Strategies for Mining in the Vicinity of the Creighton Fault at Vale?s Copper Cliff Mine

    By Mehdi Razavi

    Scope of the Study The possibility and risk associated with mining two stopes at the same time The influence of Creighton Fault on the stability and dilution The effect of irregular shape of stope

    Oct 1, 2010

  • IIMP
    Permitting in mining projects and their challenges in Perú

    By Miguel Gutiérrez

    This paper will seek to provide an awareness of the challenges the permitting process presents to the engineering design for open pit mining projects in Perú. This awareness will create a better under

    Sep 21, 2013

  • CIM
    Dense Medium Separation – An Effective and Robust Pre-Concentration Technology

    By Erin Legault Seguin, Mike Rylatt, Curtis Mohns

    "With energy costs increasing and ore grades diminishing, the role of pre-concentration in hard rock mining operations has been gaining greater interest. To maximize energy conservation, the pre-conce

    Jan 1, 2016

  • SME
    Stability Investigations In Three-Dimensions Around A Tunnel In A Metal Mine In China

    By P. H. S. W. Kulatilake

    To exploit an underground mine effectively and safely, it is important to have a good understanding of the geotechnical behavior around underground excavations made in the mine. The aim of this study

    Jan 1, 2012

  • AUSIMM
    The Effect of Interrupted Irrigation on Copper Release and Bacterial Activity During Leaching of Chalcopyrite Ore

    By Peddie F, Low K, Madgwick J, Rajoka M. I, Gutierrez N, Lim C

    Percolation irrigation of low-grade quartz feldspar porphyry ore with pH 2.0 H2SO4 at 510 litres/m2/day using particle sizes 1.7 - 6.7 mm in columns measuring 5 cm dia × 126 cm long was used to s

    Jan 1, 1981

  • TMS
    Manufacture of High Nitrogen Austenitic Stainless Steels by Pressurized Electroslag Remelting

    By Zhouhua Jinag

    The attempt has been made to manufacture high nitrogen austenitic stainless steels by pressurized electro-slag remelting furnace with maximum nitrogen pressure of 7MPa. To obtain high nitrogen content

    Jan 1, 2009

  • CIM
    The Wellington Lake Power Project

    By E. M. Stiles

    THE Wellington Lake power plant of the Consolidated Mining and Smelting Company of Canada, Limited, about 25 miles from Goldfields, Saskatchewan, is the second hydro-electric project operating in that

    Jan 1, 1940

  • SME
    Performance Of The Lorraine Mine Site Cover To Limit Oxygen Migration

    By Bruno Bussière, Michel Aubertin, Anne-Marie Dagenais, Johanne Cyr

    A five steps remediation program was commissioned in 1998 for the acid generating Lorraine mine site, located in the Témiscamingue region, Quebec, Canada. It included, as the main expenditure, a cover

    Jan 1, 2005

  • SAIMM
    Approaches To Improve Safety And Recover Lost Productivities In Vertical Shaft Sinking By Making Use Of Industrial Engineering And Risk Driven 3-D Modelling Techniques - 1. Synopsis

    By T. E. Wakefield

    Over several decades in Southern Africa the advance rates when sinking vertical shafts have declined significantly. The upside has been a substantial improvement in shaft bottom conditions and a comm

    Jan 1, 2009

  • AUSIMM
    Operation of the sluice box under conditions of low water flow

    Small scale gold mining operations in Papua New Guinea (PNG) have been observed to use very low flow rates of water in sluice boxes. In a series of laboratory experiments carried out to determine whet

    Jan 1, 1986

  • AUSIMM
    Fire and Life Safety - The EastLink Perspective

    By C MacDonald

    There are many technologies available today in terms of fire and life safety in road tunnels. So many in fact that it is becoming more and more difficult for clients and contractors alike to determine

    Jan 1, 2008

  • ISEE
    Immediate Internet distribution of vibration data from the historic Byward Market, Ottawa, Canada

    By Robert Lee, Jeff Corace, Rob Cyr

    Blasting in the heart of the historic Byward Market District of Canada’s capital, Ottawa, presents a unique set of challenges. The obvious difficulties arising on projects requiring blasting within 3

    Jan 1, 2006

  • AUSIMM
    Variations between Tectono-Sedimentary regimes during collision zone evolution: The Markham Suture Zone, Papua New Guinea

    By Crook KAW

    New sedimentological and biostratigraphic data indicate that the Leron Formation in the Markham Suture Zone, Papua New Guinea (PNG) represented Pleist- ocene alluvial fan-delta deposition in shall

    Jan 1, 1991

  • CIM
    Cyanide Treatment in the Metal Finishing Industry

    By K. R. Coulter

    "Good morning gentlemen. I am very pleased to have this opportunity to tell you a few of the things that happen within a completely unrelated activity, the electroplating industry, except that it does

    Jan 1, 1973

  • SAIMM
    Building A Database For The Prediction Of Phases In Pt-Based Superalloys

    By L. A. Cornish, S. N. Prins, R. Süss

    The work is being done using the Thermo-CalcTM software, and the database is being built up by obtaining good thermodynamic descriptions of all of the possible phases in the system. The database suppl

    Jan 1, 2006

  • SME
    Factors Influencing Use Of Mineral Admixtures For The Past Decade In The Western US - Preprint 09-081

    By G. Hoffman

    Sustainable development has brought social, environmental and energy efficiency concerns together with management and governance of natural resources. Cement manufacturing, an energy- and natural reso

    Jan 1, 2009

  • NIOSH
    IC 8926 Minerals Availability Commodity Directory On Phosphate

    By Dale R. Spangenberg

    This Bureau of Mines Information Circular on phosphate is one of a series of minerals availability commodity directories. Nonconfidential information from the Minerals Availability Program data base c

    Jan 1, 1983