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Canadian Companies Make Their Pitch At PDACAt the Prospectors and Developers Annual Convention (PDAC) in Toronto, Canada mining and exploration companies of all sizes were on hand to discuss the year that was and those that will be. The follow
Jan 1, 2009
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Comparison Of Empirical, Analytical, And Numerical Methods Of Pillar Design And The Development Of A Site Specific Pillar FormulaBy Vincent A. Scovazzo
Many accepted and useful methods have been developed and used for pillar design. Each method has its own particular strengths and weaknesses. Three methods addressed in this paper are; empirical, anal
Jan 1, 1995
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OFR-CT1(1)-83 Modernization Of The BMINES Computer Code - Vol. I: User's GuideBy David E. Van Dillen
The computer program described in this user's guide provides for the static, three-dimensional, linear and nonlinear analysis of structural and geological systems by the finite element method. Th
Jan 1, 1981
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A Short History of Mineral ProcessingBy Fathi Habashi
"Crushing and grinding of ores and their beneficiation by washing away gangue minerals has been practiced since ancient times. Primitive crushing was done by hand pounding the ore with a hard stone th
Jan 1, 2009
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RI 4842 Effects Of Water Flooding On Reservoir Temperatures And Wax Precipitation In The Bradford, Pa., Oil FieldBy Jr. Sayre
Results of studies of reservoir and wax-precipitation temperatures relating to wax deposition in the reservoir of the Bradford oil field are presented in this report. During 1949 and 1950 Bureau of M
Jan 1, 1952
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The Truth is Stranger than Fiction – the Story of Ridgeway Gold MineBy G Dunstan
The Ridgeway gold mine has been an enigma of the international underground hard rock community for nearly 20 years. It nearly didn’t eventuate as it was more than 500 m below a farmer’s paddock in Cen
May 9, 2016
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The Factors That Control the Depth of Ore DepositsWhen asked to lecture at Bendigo on the geological factors that determine the depths of ore deposits, I hesitated for a little before agreeing to lecture on the theory of deep ores in the city world f
Jan 1, 1902
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Is The Mining Industry Ready To Go Green?By Michele Ashby
The mining industry is facing new risks from peak commodities, the energy and economic crisis and stock market pressures. The Green Mining Industry Initiative is a risk management strategy for the fut
Jan 1, 2008
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Division Lectures - The Thirty-eighth Henry Marion Howe Memorial Lecture - Role of Chemistry in Metallurgical ResearchBy Lawrence S. Darken
STAFF: Editor, Gerhord Derge Cornegie Institute of Technology Schenley Pork Pittsburgh 13, Pa. Editorial Assistant, M. A. Redmerski Production Editor, Otto T. Johnson THE METALLURGIC
Jan 1, 1962
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A Century of Research Leading to Understanding the Scientific Basis of Selective Mineral Flotation and Design of Flotation Collectors Mining, Metallurgy and ExplorationBy Douglas W. Fuerstenau, Pradip Pradip
The design and development of selective flotation collectors has been the key to the remarkable success of flotation in beneficiating complex, difficult-to-process ores. Sustained research efforts in
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Study On Performance-Based Design For Mine Fire Safety SystemAs opposed to a prescriptive-based design, a performance-based fire-protection system design allows the system planner the flexibility in choosing specific method, materials and design tools to achiev
Jan 1, 2011
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Overview of Liquefaction Studies on Victorian Brown CoalBy Camier R. J, Perry G. J
Extensive deposits of brown coal exist in the Gippsland Basin, primarily in the Latrobe Valley. The total quantities of economically winnable coal in this region of Victoria and in other smaller fi
Jan 1, 1992
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Northeast Interceptor Sewer Case HistoryBy Brett Zernich, Michael Krulc, Brett Robinson
This paper provides an account of the efforts undertaken to construct the Northeast Interceptor Sewer (NEIS) project, which is a portion of a much larger program in Los Angeles, California to upgrade
Jan 1, 2005
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Wear Analysis of Tap-Holes at Two Ferrochromium Production FurnacesBy J. D. Steenkamp
"In July of 2016 and June 2017, major tap-hole repairs were carried out during the annual shutdown of two 63 MVA submerged arc furnaces producing ferrochromium in South Africa. The hot excavations of
Jun 1, 2019
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Reduction Behaviour Of The Akanvaara Chromites Of Northern FinlandBy J. Härkki, R. Hiltunen
The Akanvaara intrusion (surface area 50-55 km2) in Savukoski, Northern Finland, hosts 23 distinct monocumulate layers of small euhedral chromite crystals enclosed in a silicate matrix. These chromiti
Jan 1, 2004
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Control of Ground Movements Due to Tunneling with an Earth Pressure Balance TBMBy Sakai Kunito, Nigel B. Sugden
If an Earth Pressure Balance (EPB) TBM is operated effectively tunneling can be carried out producing negligible ground movements. Using the methods given in this paper face losses of the order of 0.5
Jan 1, 2001
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Constitutional Features of the Mount Isa Sulphide Ores and Their InterpretationSome 800 analyses for Cu, Zn, Pb, Ag, Fe, S, CaO, MgO, C02, Si02 and Al203 were used to examine the elemental constitution of the Mount Isa ores, and, for comparison, those of the Northern Leases area
Jan 1, 1963
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Subsidence Control Over Abandoned MinesBy Victor V. Nazimko
Long term stability of the pillars that have been remained after R&P extraction causes postponed subsidence. To prevent unforeseen subsidence and to diminish postponed subsidence 25-50% new method for
Jan 1, 1996
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OFR-125(1)-83 Technological Innovation In The Copper IndustryBy Alfred Weiss
These volumes report on the study initiated by the U. S. Bureau of Mines to develop and apply a methodology to quantitatively assess the probability and potential benefits of technological innovation
Jan 1, 1983
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Requisites And Methodologies For Developing Leadership And Management CapabilitiesBy L. M. Dyer
Various attempts have been made to build leadership and management expertise with little success. There are numerous reasons these attempts have failed. Three reasons, along with suggested solutions,
Jan 1, 2000