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Performance Of The Lorraine Mine Site Cover To Limit Oxygen Migration
By Bruno Bussière, Michel Aubertin, Anne-Marie Dagenais, Johanne Cyr
A five steps remediation program was commissioned in 1998 for the acid generating Lorraine mine site, located in the Témiscamingue region, Quebec, Canada. It included, as the main expenditure, a cover
Jan 1, 2005
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A National Research Agenda For Miner Safety And Health
By F. M. Jenkins
Improvements in miners? safety and health, as reflected by injury and illness statistics, have reached a plateau and even been reversed. Research into miners' OSH is a necessary adjunct to regula
Jan 1, 2012
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China’s Coal Industry at the Crossroads
By Jerry C. Tien
Changes and the pace of change in China’s coal industry have been extraordinary during the past several years. At least 35 of the 94 former coal bureaus have been restructured into different mining c
Jan 1, 2003
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TBM Data Management And Quality Assurance For The Brightwater Conveyance Project
By Jeffrey Mitsopoulos
King County?s (KC) Brightwater Conveyance Project in Seattle, Washington involves the construction of approximately 21 kilometers (13 miles) of bored tunnel, in three contracts, with four TBM?s which
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A Model For The Adsorption Of Hydrolysable Cations On Silica - Preprint 09-131
By S. Vivek
An atomic force microscope (AFM) was used to measure the surface forces between silica surfaces immersed in solutions of hydrolysable cations and/or sodium oleate. Hydrophobic forces were observed at
Jan 1, 2009
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The Pit Falls Of Benchmarking And How To Avoid Them
By K. Hanson
When done properly, benchmarking is an extremely effective tool for assessing ones performance, finding areas for improvement, and identifying strengths. However, when done improperly it can be an ex
Jan 1, 2011
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Industrial Minerals 1986 - Barite, Bauxite and alumina
By R. J. Anderson, A. V. Castelli
In 1986, United States' barite production fell 48.9%, consumption - sold or used by grinding plants - was off 47.3%, and imports were down 63.8%. Meanwhile, world mine production decreased 29.6%,
Jan 5, 1987
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Field Data Collection: Techniques And Applications
By M. Maier
Geographic Information Systems (GIS) has evolved into a powerful tool for analyzing spatial and attribute data in many industries including mining. Modern field data collection techniques add another
Jan 1, 2001
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Technical Note - Thick seam mining with artificial roof laying support
By J. B. Gwiazda
Introduction Thick seams constitute a considerable portion of Polish coal reserves. In producing mines and those under construction, the reserves where the height is more than 4.5 m (15 ft) total a
Jan 3, 1987
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Reflections on ilmenite roasting and magnetic separation
By N. R. Allen, J. D. Steenkamp
Oxidative roasting is applied on an industrial scale to beneficiate ilmenite concentrates from South African East Coast heavy minerals deposits - the aim is to increase the magnetic susceptibility of
Jan 1, 2005
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Rock Mechanics Study Of A Longwall Panel
By Lewis V. Wade
This paper summarizes the results of the rock mechanics monitoring program performed as part of Old Ben Coal Company's longwall coal mining demonstration project conducted in cooperation with the
Jan 1, 1977
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Tunneling Through Cobbles in Sacramento, California
By Joel Nonnweiler, Rafael Castro, Ross Webb
The three thousand foot long 66-inch diameter Folsom East Interceptor Section2B was completed accident free, on time and under budget with no measurable surface settlement. The tunnel passed through n
Jan 1, 2001
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Placement Of Concrete Lining For Water Tunnel No. 3, Manhattan Portion
By Robert Labbe
The final tunnel lining for this project involved pumping vast quantities of concrete over large distances under the extremely busy streets of lower Manhattan. Approximately 68,000 cubic meters (89,00
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Thermal Stability Of Low Melting Point NaNO3-NaNO2-KNO3 Ternary Molten Salts For Thermal Energy Storage
By T. Wang
A new generated NaNO3 ? NaNO2 ? KNO3 ternary thermal energy storage system which has low melting point as 124°C and high specific heat capacity was studied for the short and long?term thermal stabilit
Jan 1, 2012
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Discussions - Reserves, resources, and pie-in-the-sky
By K. A. Grace
K.A. Grace's article advocates usage of the terms describing resources as defined by the US Bureau of Mines (USBM) and the US Geological Survey (USGS). Originally recommended in 1943, the terms w
Jan 8, 1985
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International Education Of Mining Engineers - An Update On The Australian Experience And International Opportunities For Collaboration - Preprint 09-003
Collaboration between education providers is the key to long-term sustainability and improved quality in mining education. The mining industry is now, more than ever, an industry doing business on a
Jan 1, 2009
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Quantifying Relationships Between Subsidence and Longwall Face Advance Using DInSAR
Surface subsidence that results from longwall mining can be large magnitude and can affect significant areas. Conventional methods for subsidence monitoring include leveling, global positioning system
Jan 7, 2020
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Dexing Copper Project is Porphyry Bonanza
Perhaps the most significant development in China's base metal sector is the discovery of major copper porphyries in northern Jiangxi Province and the adjacent southern Anhui Province. At the
Jan 3, 1980
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Importance Of Iron Oxides As Carriers For Heavy Metals In Contaminated Soils And Prospects For Their Separation
By H. Hoberg, M. Langen, B. Hamacher
Since the term "abandoned hazardous sites" was first coined in the 1978 environmental report of the Council of Environmental Specialists, a number of different types of technology has been developed i
Jan 1, 1995
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Mineralogic And Geochemical Characteristics Of Uranium And Vanadium Distribution At A Proposed Uranium In-Situ Recovery Site, South Dakota
By S. F. Diehl
Drill cores from uranium roll-front deposits, hosted in lower Cretaceous strata, were examined from the proposed Dewey Burdock in-situ uranium recovery site in the northern part of the Edgemont uraniu
Feb 27, 2013