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On-Line Diagnostic Of Gold Leaching Parameters In A Laboratory Scale Simulation Of A Heap Leach System
By M. G. Irish, E. E. Vidal, M. J. Jahraus, P. R. Taylor
An experimental system has been designed to monitor on-line variations of leaching parameters in a closed circuit of cyanide leaching solutions and gold bearing ores. Experiments performed to deter-mi
Jan 1, 2004
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Vale Inco?s international search to curtail diesel emissions
By J. S. Stachulak
The Diesel Emissions Evaluation Program (DEEP), a research consortium formed in 1997 by Canadian mining companies, labour unions, and provincial and federal government departments, completed its work
Jan 1, 2009
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Economic Analysis Of The Copper Mining Indusdry Of Iran
By K. Oraee
Mining of copper ore and the related industries play an important role in Iran?s economy. Copper ore production in Iran accounts for 75% of the total production in the Middle East. All activities rela
Jan 1, 2011
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Geometallurgy For A Two Recovery Process Operation ? Cripple Creek And Victor Gold Mine, Colorado
Cripple Creek and Victor Gold Mine is an epithermal gold deposit located in the Rocky Mountains of Colorado. Surface operations are continuing along with an expansion for an onsite mill to take place
Feb 27, 2013
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Beneficiation Of Brazilian Diatomite For Filtration Application Industry
By S. C. A. Franca, M. T. Millqvist, A. B. Luz
Laboratory experiments were performed on a Brazilian diatomite from Bahia State to produce an industrial product for use as a filter aid. Bench and pilot plant tests were conducted consisting of: diat
Jan 1, 2002
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Pre-Excavation Grouting Design Guidelines for Hard Rock Excavations
By S. Klein, D. Crouthamel, D. W. Farmer, S. H. Phillips
Groundwater inflows during construction pose one of the greatest risks to the successful completion of tunnel projects. Inflows can result in safety concerns, difficulty in mining and ground support,
Jan 1, 2005
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Artificial neural networks to determine ventilation emissions and optimum degasification strategies for longwall mines
In longwall mining, premining prediction of methane emission rate depends on a number of geological factors, geographical factors, and operational factors. These same factors also can impact the selec
Jan 1, 2009
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Has Minerals Industrial Technology Peaked?
By Robin J. Batterham
We still need to innovate, but it is getting harder. The real price of metals is declining, return on shareholder value is lower than other industries, and there is a shorter-term focus on staying via
Jan 1, 2004
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Hydraulic Lifters Aid in Dragline Maintenance
Draglines are one of the largest land-based equipment moving across the earth. They typically ranging in size from2.5 to 6.5 kt (2,750 to 7,100 st). Their size, though, makes them difficult to mainta
Jan 1, 2004
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Key Components For An Effective Filtration And Pressurization System To Reduce Respirable Dust In Enclosed Cabs For The Mining Industry
By A. B. Cecala
Enclosed cabs have been used for many years to isolate workers on mobile equipment in the mining industry for health and safety reasons. These enclosed cabs create a microenvironment for workers where
Feb 27, 2013
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Modelling Liberation Of Comminuted Particles - Preprint 09-088
One of the challenges in the development of mineral processing simulators is the modelling of liberation characteristics of particles produced by comminution circuits. Understanding the mineral charac
Jan 1, 2009
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Optimal Synthesis Of An Industrial Fluorspar Beneficiation Plant Using A Jumping Gene Adaptation Of Genetic Algorithm
By C. Guria
A modeling, simulation and optimization study of a complex industrial fluorspar beneficiation plant (Kadipani, Gujarat, India) with fourteen/ten flotation banks is carried out to find an optimum/near-
Jan 1, 2009
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Production of a certified reference material for manganese nodule analytics
By Carsten Rühlemann, Thomas Kuhn, Cornelia Kriete
"Any economic calculation with respect to potential submarine mining activities requires reliable analytical data on the contents of valuable metals in these ores, including trace metals such as rare
Sep 1, 2014
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Pilot Study On The Influence Of The Eccentric Speed On Cone Crusher Production And Operation
By D. Jacobson
There are many different machine setup parameters and variables that affect the production of cone crushers in a mineral processing plant. One of these variables is the eccentric speed at which the co
Feb 27, 2013
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A review of heat issues in underground metalliferous mines
By T. Payne
Underground heat issues are mainly focused on the detrimental effects to a workers health. However, working in hot, humid conditions has other negative effects. Studies have shown that safety, product
Jan 1, 2009
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Discussion - Flotation Of Boron Minerals - Celik, M. S., et al
By M. R. Yalamanchili, J. D. Miller
Discussion by M.R. Yalamanchili and J.D. Miller The authors, M. S. Celik et al., should be recognized for their efforts to describe the flotation behavior of boron minerals. In the case of borax an
Jan 1, 1995
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Three-Dimensional Cfd Modeling Of Purging From Refuge Chamber
The MINER Act of 2006 mandated that all underground coal mines must install and maintain refuge chambers. Refuge chambers serve as a temporary shelter in case of emergency. Several factors affect the
Feb 27, 2013
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Geology Of The Marlin Deposit, Guatemala
By Charles Ronkos, Jeffrey Edwards, Brian Brodsky
The Marlin gold-silver deposit is in western Guatemala, 15 kilometers south of a major transform fault that separates the North American and Caribbean plates. A district-scale, northwest-trending gra
Jan 1, 2005
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Assessing Ground Ahead Of TBm Tunnel Using Low-Interruption Wireless Seismic Reflector Tracing System
By Takuji Yamamoto
High-speed TBM excavation requires rapid ground assessment ahead of excavation, particularly in complex grounds. The Tunnel Reflector Tracing technology (TRT) developed by authors, uses seismic reflec
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Problems with determining oxygen deficiencies for use in ratios used for assessing spontaneous combustion activity
Several common ratios used for determining spontaneous combustion activity rely on comparing the amount of various products of oxidation with the amount of oxygen consumed to produce these products. A
Jan 1, 2009