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Reducing Longwall Noise With Acoustical Material On The Shields - 4 Preliminary Analysis – Preprint 97-108
By A. D. Prokop, J. P. Rider
Along with increased production from longwall units has come the likelihood of increased worker noise exposures. In recent years, equipment has become larger, more powerful, and noisier than its prede
Feb 24, 1997
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Back Injury Control Measures For Manual Lifting And Seat Design (713e5a18-b501-4cad-ba17-ce99f61f5c68)
By S. Gallagher, A. Mayton
Introduction The mining industry has long been associated with a high incidence of low back disorders and pain (Klein et al. 1984, Leigh and Sheetz 1989, Brinckmann et al. 1998). It is believed th
Jan 1, 2007
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Large Wheel Loaders Vs. Cable Shovels (9acf0b92-7e1f-40c8-af51-115dbf7716d0)
By M. J. Hrebar
A study was conducted to evaluate the applicability of large wheel loaders (Cat 994 class) as primary loading equipment in open pit iron ore operations. Field visits were made to taconite and gold min
Jan 1, 1996
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Ice-Cemented Backfill For Underground Support In Arctic Mines
By V. Izaxon
Current practice in mining frozen, underground placers is to support the mine openings by leaving remnant pillars, which are kept frozen to maintain their stability. These pillars may be partially ext
Jan 1, 2004
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An Approach To Successful Development Of International Mineral Projects
By T. L. Owen
Since 1993 Cyprus Amax has brought $2.5 billion dollars of greenfield and expansion projects into production, taking it from a mid-sized domestic minerals company into a major international minerals o
Jan 1, 2000
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Settling Velocities Of Particulate Systems - A Critical Review Of Some Useful Models
By A. K. Majumder
Particle motion in fluids is a subject of considerable practical importance to engineers working in fields such as hydraulics, river mechanics, chemical engineering and mineral processing. Many mathem
Jan 1, 2007
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Pitfalls And Lessons Learned In Pump Station Construction
By Steven R. Lowe
Construction of a pump station, consisting of an inlet chamber, wet well and pump chamber, required excavation to a depth of 9.7 m (32 ft) below ground surface and more than 7.6 m (25 ft) below the gr
Jan 1, 2011
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Effect of Energy Input in a Ball Mill on Dimensional Properties of Grinding Products Mining, Metallurgy and Exploration (ae8cfff1-b751-4d86-abdc-8b6709becb73)
By Evangelos Petrakis, Kostas Komnitsas
This study investigates the evolution of dimensional properties of grinding products, namely, the mass, the surface area, the length, and the number of particle distributions with the energy input in
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Effect of Energy Input in a Ball Mill on Dimensional Properties of Grinding Products Mining, Metallurgy and Exploration
By Evangelos Petrakis, Kostas Komnitsas
This study investigates the evolution of dimensional properties of grinding products, namely, the mass, the surface area, the length, and the number of particle distributions with the energy input in
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Instrumentation for Monitoring Ground Movements: Central Artery/Tunnel Project, Boston, Massachusetts
By T. A. Marcotte, D. J. Bobrow, S. Vaghar
This paper discusses the geotechnical instrumentation program on the Central Artery/Tunnel Project, in Boston, Massachusetts. Particular attention is given to a state of the art Graphic Information Sy
Jan 1, 1997
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Enhancements to the LaModel Stress Analysis Program
By R. Hardy
LaModel is a boundary-element program capable of calculating the displacements and stresses in thin bedded deposits such as coal, salt, or potash. Throughout its history, it has continually been upgr
Jan 1, 2006
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Goodyear Unveils Two Piece Assembly for Mining Tires
By Tim O’Neil
Tire companies have historically used the mining industry as a platform to launch new technologies. And the mining industry has been receptive to that. So, while developing its Two Piece Assembly, Go
Jan 1, 2003
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The Necessity For Improved Hand And Finger Protection In Mining - SME Annual Meeting 2022
By L. M. Kocher, J. R. Heberger, J. P. Pollard, M. F. Nasarwanji
Injuries associated with hands and fingers are highly prevalent in mining and identifying factors associated with these injuries are critical in developing prevention efforts. This study identifies no
Mar 2, 2022
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Recovery And Utilization Of Bottom Ash Magnetics For Coal Cleaning Medium - Preprint 09-002
By R. Q. Honaker
Dense medium processes are used to clean over 50% of the coal that is fed into preparation plant facilities worldwide. The dense medium is formed using ultrafine magnetite which is recovered after the
Jan 1, 2009
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Industrial Minerals 2004 - Titanium
The market for titanium feedstocks (ilmenite, rutile,synthetic rutile and slag) is driven primarily by offtake from the titanium dioxide (TiO2) pigment industry. The pigment sector depends on the per
Jan 1, 2005
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Empire Pebble Crushing Circuit, Going Back To Basics, Is The Crusher Crushing?
By H. Walqui
This paper describes operating gains resulting from standardizing operating and maintenance practices to improve the performance of the pebble crushing circuit at he Empire Concentrator. Past efforts
Feb 27, 2013
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Bio-Indicator Evaluation of Water Quality Impacts from Inactive and Abandoned Mines in the Bear Butte Creek Basin of the Black Hills
By A. D. Davis, J. L. Sorensen, C. J. Webb
Environmental impacts from acidic mine drainage are growing national concerns that are particularly acute in the headwaters of the Rocky Mountain region. In the Black Hills of South Dakota, approximat
Jan 1, 1999
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Zonal land-use planning and the mineral industry: The need for a new approach to finding sustainability underground
By S. Addie
In the early 1990’s the British Columbia (Canada) mineral industry frequently discussed the need to participate in, and compromise with, public environmental interests in order to ascertain long-term
Jan 1, 2011
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The Entrainment Of Gangue Into A Flotation Froth
By S. J. Neethling
The flotation froth structure and motion determines the amount of entrained gangue that is collected to the concentrate. Despite this important role in the overall performance, the behaviour of the fr
Jan 1, 2001
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Santa Fe Pacific Gold Targets Million Ounces/Year Production
By William R. Yernberg
Santa Fe Pacific Gold, headquartered in Albuquerque, NM is expanding its operation at the Twin Creeks Mine in Nevada. The $250-million sulfide expansion project, including the Sage Mill, is under con
Jan 1, 1996