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  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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

  • SME
    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