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The Interplay of Face Support Pressure and Soil Permeability on Face Stability in EPB Tunneling
By Dimitrios Litsas, Michael Kavvadas, Panagiotis Sitarenios
"The paper discusses the results of 3D finite element analyses to investigate the effect of face support pressure and soil permeability on face stability conditions in EPB tunnelling. Two main types o
Jan 1, 2016
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Numerical Modelling In Mining Geomechanics
By A. J. Basu
Geotechnical design plays a key role in mine design. I A proper geotechnical design provides a safe working environment and facilitates efficient mining operation. There are mainly three design approa
Jan 1, 1996
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A Successfully Service Tested Hard Iron With Superior Abrasion And Corrosion Resistance Is Available For The Mineral Processing Industry.
By G. A. Calboreanu
One way of cost reduction is attained when using materials with improved erosion ? corrosion resistance. For many years hard irons successfully answered the Mining Operation needs however application
Jan 1, 2012
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Electro-Biochemical Reactor (EBR) Technology for Selenium Removal from British Columbia’s Coal-Mining Waste Waters
By A. J. Martin, M. J. Peoples, D. J. Adams, A. Opara
"The weathering of coal mine waste rock releases iron, calcium, sulfate and associated trace elements like selenium (Se). Nitrogen species are also found in association with coal-mining drainages main
Jan 1, 2015
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Environmental Management At Homestake Mclaughlin Mine (PREPRINT 90-23)
By R. E. Krauss
The McLaughlin Mine is a world class epithermal gold deposit located in the coastal thrust fault of Northern California, U.S.A. Homestake adopted a proactive strategy in the permitting of the Mine. Ex
Jan 1, 1990
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Damage To Residential Structures From Surface Mine Blasting
By David E. Siskind
The Bureau of Mines has studied the problem of cracking in residential structure walls from vibrations produced by blasting in surface mines. Direct observations were made of blasting damage consistin
Jan 1, 1980
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The Search For Asbestos Within The Peter Mitchell Taconite Iron Ore Mine, Near Babbitt, Minnesota
By Malcolm Ross
Asbestos crystallizes within rock formations undergoing intense deformation characterized by folding, faulting, shearing, and dilation. Some of these conditions have prevailed during formation of the
Jan 1, 2007
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An Innovative Finite Tube Method for Coupling of Mine Ventilation Network and Gob Flow Field: Methodology and Application in Risk Analysis "Mining, Metallurgy & Exploration (2020)"
By Yi Luo, FENGLIANG WU
Explosions and fires originated from longwall gob due to the formation of methane-air mixture have been a severe threat to coal miner’s lives.Many numerical studies on coalmine fire and explosion haza
Jul 10, 2020
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Trailing Cable - Getting Your Money's Worth
By Cliff Holloway
The past year has been difficult for Canada's primary industries. The mining, oil and forestry industries have been hit by low prices and a reduced demand for natural resources. Foreign competiti
Jan 1, 1999
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The World's Largest Ore Grinder Without Gears - Introduction:
By Walter Meintrup
On Nov. 4, 1981 the newly installed 1000tph wet-process iron-ore ball mill of A/S Sydvaranger completed its first four months of uninterrupted, successful full-load operation in Kirkenes/Norway. This
Jan 1, 1982
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Mining 4.0—the Impact of New Technology from a Work Place Perspective Mining, Metallurgy and Exploration
By Joel Lööw, Jan Johansson, Lena Abrahamsson
Industry 4.0 offers new possibilities to combine increased productivity with stimulating workplaces in a good work environment. Used correctly, digitalization can create attractive jobs in safe contro
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WMATA Use Of The New Austrian Tunneling Method For Lining And Support
By Larry H. Heflin
The Washington Metropolitan Area Transit Authority's Wheaton Station and tunnel design was completed and offered for bid in the Spring of 1983. The format was unique to the Authority: a four part
Jan 1, 1985
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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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Mining 4.0—the Impact of New Technology from a Work Place Perspective Mining, Metallurgy and Exploration (326a66bb-6516-4f47-8d9f-11f095fb3603)
By Joel Lööw, Jan Johansson, Lena Abrahamsson
Industry 4.0 offers new possibilities to combine increased productivity with stimulating workplaces in a good work environment. Used correctly, digitalization can create attractive jobs in safe contro
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The Great Swindles, Scams and Myths in Safety
By C. Pitzer
"Safety performance in many companies and even industries has stalled in the last decade. Accidents rates are at a “plateau” and yet, serious accidents and fatality rates are not. In more dramatic cas
Jan 1, 2016
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Suppressing Dust during Tunnel Construction Using Automated Mist Technology
By Mike Lewis
"Descending several stories down a metal staircase into a shaft spanning a quarter city block -- soon to become Roosevelt Light Rail Station in Seattle, WA -- visitors are greeted with four perfectly
Jan 9, 2017
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Optimizing plant efficiency with attrition scrubbers
By Mike Preston
Attrition scrubbers may not be glamorous, but they are an important and sometimes neglected step in mineral processing. Optimal attritioning will significantly improve the results and efficiencies of
Oct 1, 2013
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An evaluation of the relative safety of U.S. mining explosion-protected equipment approval requirements versus international standards - SME Transactions 2018
By J. F. Burr, D. Snyder, W. Calder
This paper provides a determination of the equivalent level of protection of the international standards relative to similar criteria used by the U.S. Mine Safety and Health Administration (MSHA) to a
Jan 1, 2018
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An evaluation of the relative safety of U.S. mining explosion-protected equipment approval requirements versus international standards - SME Transactions 2017
By J. F. Burr, D. Snyder, W. Calder
This paper provides a determination of the equivalent level of protection of the international standards relative to similar criteria used by the U.S. Mine Safety and Health Administration (MSHA) to a
Jan 1, 2017
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When Traditional Ground Support Techniques Aren’t Enough—Chemical Injections Can Solve Complex Problems
By Stephen C. Tadolini, Colton Cook, Cody Hildreth, Frederick Cybulski
"Broken and jointed ground is extremely hazardous and requires unique stabilization techniques to protect worker and critical entries. Bolting techniques, even the most advanced with pre-load to creat
Jan 1, 2019