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Developing And Implementing An Enterprise Reliability Strategy (ERS) In Mining Operations
By J. W. Davis
In the last few years major industrial companies have begun to realize the importance of Reliability as an enterprise strategy that, properly implemented, will improve financial performance. Typical
Jan 1, 2003
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Optimization Of A Grinding And Classification Circuit Of A Magnetite Ore Processing Plant Through Computer Simulation
By J. A. Delgadillo
Computer simulation and mineral modeling was applied to the optimization of a grinding circuit in a plant processing 256 t/h magnetite. These tools were used to develop a grinding and classification c
Jan 1, 2008
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The Sir Adam Beck II Intake Tunnels—Homage To The Builders
By Clair Murdock, David Heath
The 1,280 MW Sir Adam Beck II Hydroelectric Project was constructed in the1950s, at Niagara Falls, Ontario, Canada. The twin intake tunnels total over 17 kilometers in length and pass deep below the C
Jan 1, 2007
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Factors in the Variability of Measured Surface Settlements over EPB Driven Tunnels in Soft Clay
By S. Boone, J. N. Shirlaw
INTRODUCTION Soft, near normally consolidated clays generally provide ideal conditions for tunneling using Earth Pressure Balance (EPB) shields. It is easy to turn the clay into a low permeability,
Jan 1, 2007
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An Evaluation Of The Risks Of Lung Cancer And Mesothelioma From Exposure To Amphibole Cleavage Fragments
By John F. Gamble
Amphiboles are hydrated mineral silicates five of which occur in asbestiform habits as asbestos grunerite (amosite) asbestos, riebeckite (crocidolite) asbestos, anthophyllite asbestos, tremolite asbes
Jan 1, 2007
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Factors Influencing Dust Suppressant Effectiveness
By C. R. Copeland
Water sprays are a common method used to reduce particulate matter (PM) emissions. Various factors such as wettability, surface area coverage, fine particle engulfment rates, interparticle adhesion fo
Jan 1, 2008
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Waterproofing of a Subsea Tunnel with a Unique Sprayable Membrane— The Nordöy Road Tunnel, Faroe Islands
By Sigurd L. Lamhauge, Karl Gunnar Holter, Svein E. Kristiansen
An innovative sprayable waterproofing membrane in combination with the traditional Nordic method of waterproofing with polyethylene foam sheets was used for the waterproofing of the tunnel. The spraya
Jan 1, 2007
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Evaluation of Mica as a Source of Potash Mining, Metallurgy and Exploration
By Nikhil Dhawan, Ashwini Kumar, Yogendra Pratap, Himanshu Tanvar
India does not possess any soluble potash reserves and depends completely on imports. In this study, an attempt has been made to recover potash (K) values from the mica sample employing thermal and me
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TPM (Total Productive Mining)
By G. Budge
In the extractive industry the term ‘continuous improvement’ (CI) usually means procurement of the latest state of the art equipment. This is generally perceived as the only way to add further value
Jan 1, 2001
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The Effect Of Frother Type And Concentration On The Water Recovery And Entrainment Recovery Relationship
By J-P Franzidis
A study was undertaken to determine the effect of five industrial frothers on the relationship between entrainment recovery and water recovery. The experiments were conducted using a Batequip rectangu
Jan 1, 2000
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Tunnelling on the South East Transit Project
By T. W. Peglas, J. Doherty, R. A. Day
The South East Transit Project is a $520 million project in Brisbane, Australia which includes the construction of a 32 km Busway to access the south-eastern suburbs. Close to the centre of Brisbane,
Jan 1, 2001
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Multi-Attribute Selection Method For Mining Trucks
By D. Komljenovic, V. Kecojevic
Selection of the best possible truck type (model) is of crucial importance for the mine decision-makers. In this paper, authors contribute to the body of knowledge by developing a novel methodology f
Jan 1, 2007
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Laboratory Evaluation Of Shield Dust Entrainment In High Velocity Airstreams (913d8715-0740-44d1-b301-b965be654afd)
In conjunction with steady increases in production levels, longwall operators have applied greater quantities of ventilating air and spray water in an effort to control respirable dust and/or methane.
Jan 1, 2001
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Environmental Mesothelioma Associated With Tremolite Asbestos: Lessons From The Experiences Of Turkey, Greece, Corsica, New Caledonia And Cyprus
By Stavros H. Constantopoulos
Mediterranean regions such as Greece, Turkey, Cyprus, Corsica and New Caledonia have experienced epidemics of malignant mesothelioma as a result of non-occupational, ??domestic?? exposure to tremolite
Jan 1, 2007
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Cresson Mine Completes Two-Year Expansion
By William R. Yernberg
The Cripple Creek & Victor Gold Mining Co.(CC&V) celebrated completion of a two-year, $168.5-million expansion and capital improvement program. An open house celebration was held in the historic mini
Jan 1, 2002
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Digital Computers For Plant Control - Present Potentiality And Future Probability
By Theodore J. Williams
Computer control has been one of the fastest moving and most glamorous fields of industrial development in the past decade. A review of this period shows some truly remarkable accomplishments in both
Jan 1, 1968
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CART?: A Fundamental Tool For Process Circuit Design
By A. Noble
The design of separation circuits can be a complex, labor-intensive and costly process. While the engineer?s experience along with extensive data sets and simulation are crucial tools for determining
Feb 27, 2013
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A Review Of Carcinogenicity Studies Of Asbestos And Non-Asbestos Tremolite And Other Amphiboles
By John Addison
Experimental animal studies comparing asbestos and non-asbestos varieties of tremolite indicate tremolite asbestos is markedly more carcinogenic. By direct analogy, the differences in carcinogenicity
Jan 1, 2007
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Drilling challenges of Latin America met with advanced coring bit technology
Market confidence is on the rise and industry leaders turning toward the vast and diverse region of Latin America are faced with abundant, yet daunting, opportunity. From the iron orebodies of Brazil
Jan 3, 2010
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Screen Bowl Centrifuge: A High-Efficiency Particle Size Separator
By M. K. Mohanty
Over the years, screen bowl centrifuges have been widely used for dewatering fine coal in coal preparation plants in the United States and elsewhere. Its popularity is attributed to its relatively low
Jan 1, 2008