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  • SME
    Ventilation planning at the Minerales Monclova?s Mines

    By J. R. P. Aguirre

    Minerales Monclova, S.A. de C.V. (MIMOSA) is owned by Grupo Acerero Del Norte (GAN). This company has 4 underground coal mines and 1 open pit to feed it?s steelmaking facilities located in the city of

    Jan 1, 2009

  • SME
    Theory And Practices Of Fully Mechanized Longwall Mining In Steeply Dipping Coal Seams

    Mining steeply dipping coal seams is a difficult task in the mining industry. Prior to 1996, fully mechanized longwall mining methods along the seam strike direction were tried in China and other coun

    Jan 1, 2012

  • SME
    Potential linkage between thermal degradation and mineral magnetic properties of Cu-rich chimneys in the Southwest Pacific

    By Jai-Woon Moon, Wonnyon Kim

    Deep-sea hydrothermal vents (hereafter chimneys) are commonly found on the new crust forming along divergent plate boundaries. Related to the chimney cycle from birth to death, it is hard to define th

    Sep 1, 2014

  • SME
    Rib Support Optimization for a Room-and-Pillar Mine

    The National Institute for Occupational Safety and Health (NIOSH) conducted a monitoring field study to optimize the rib control plan in a room-and-pillar coal mine. The study mine is located in the C

    Jul 28, 2020

  • SME
    Mongolia: Little Known Mineral Wealth

    By Louis W. Cope

    Mongolia is known in western countries as the location of rich dinosaur fossil fields. However, the country is even richer in mineral resources. The Ministry of Industry and Trade reports 6,000 mine

    Jan 1, 2006

  • SME
    Rare Earth Elements (REE) Deposits In New Mexico

    By V. T. McLemore

    Deposits of rare earth elements (REE) are found in NM, but they have not been important exploration targets in past years because demand has been met elsewhere. However, with the projected increase in

    Jan 1, 2012

  • SME
    Climate Change For Mine Planners: Some Fundamentals

    By R. D. Williams

    In spite of the increasingly polarized and politicized view of climate science and climate change in the United States, many of the principles behind the ?theory? of Anthropogenic Global Warming (AGW)

    Feb 27, 2013

  • SME
    Regrind Mills: Scaleup Or Screwup

    As ore deposits become finer grained the requirements for regrinding before cleaning or leaching have increased substantially. Despite this increasing need, there is no standard test to predict grind

    Jan 1, 2011

  • SME
    Mining Faculty in the United States: Current Status and Sustainability

    By M. K. McCarter

    The history of mining education, like the history of the mining industry, is typified by “boom and bust” cycles. In academia, the perpetual problem can be stated as “too many graduates for the jobs o

    Jan 1, 2007

  • SME
    Industrial Minerals 1987

    By L Baumgardner, A. V. Castelli

    Barite In 1987, United States mine production of barite increased 15.870, consumption (sold or used by grinding plants) increased by 6.97, and imports are estimated to have fallen by 19.57. World

    Jan 6, 1988

  • SME
    Microcomputers and Mining : Geology and Exploration

    By Thomas C. Shapiro

    This is the second in a series of articles on microcomputers and applications in the minerals industry. The first article (ME, Feb., page 129) discussed microcomputer terms and concepts. This article

    Jan 3, 1984

  • SME
    Pumpable Roof Supports: An Evolution In Longwall Roof Support Technology (aa067599-8739-4939-97db-53d31f797a34)

    By T. M. Barczak

    Pumpable roof supports provide an alternative approach to secondary support in underground mining. Unlike all other supports that are either partially or fully prefabricated prior to being transporte

    Jan 1, 2008

  • SME
    Environmental Impacts of Deep Sea Mining: Predictive Assessment Methods

    By Diane Jones, Jeremy Spearman, Tom Matthewson

    Requirements for minerals are on the increase globally and the deep sea offers a potential source of essential materials. Extracting these minerals from what is considered an environmentally sensitive

    Sep 1, 2014

  • SME
    Producing a GIS Based Multi Attribute Decision Making for Social and Environmental Sustainability Assessment in a Copper Mine in Iran

    By B. Farshadi, B. Asi, M. J. Habibian

    "Dare-Zereshk deposit is one of the deposits supplies ore for Taft copper Complex in Iran Yazd province. This deposit is situated underneath a village the same name. Prior to mining activities, the vi

    Jan 1, 2011

  • SME
    Safe Slot Hole Excavation With A New Boxhole Boring Machine - Introduction

    By W. Burger

    In underground mines worldwide, a large number of short and small diameter slot holes need to be excavated. Herrenknecht has developed and built a new boxholeboring machine based on the well-proven Mi

    Jan 1, 2012

  • SME
    Stability Of Open Stopes Intercepted By Graphitic Shears At Ashanti Gold Fields Company Ltd., Obuasi Operations In Ghana

    By A. Adu-Acheampong

    A geotechnical study was conducted to identify the cause(s) of stope instability at the Ashanti Mine (Obuasi, Ghana). As part of the investigation, laboratory testing of rock was performed and the roc

    Jan 1, 2003

  • SME
    Technical Note - Use of a microcomputer in the design and selection of materials hoisting systems

    By J. D. Patsey, G. T. Lineberry

    Introduction A computer program was developed for analyzing drum-type hoists before modifying an existing system or designing a new one. Its use permits the preliminary evaluation of a system before

    Jan 2, 1987

  • SME
    Designing the Alaskan Way Tunnel to Withstand a 2,500-Year Earthquake

    By Gordon T. Clark, James R. Struthers, Celal Kirandag

    INTRODUCTION Project Background The Washington State Department of Transportation (WSDOT) hired the Seattle office of Parsons Brinckerhoff to lead a team of consultants to produce an Environ-men

    Jan 1, 2007

  • SME
    Carbon Emissions From Base Metals - Preprint 09-096

    By M. J. Farrell

    Mining is a significant emitter of greenhouse gases and is the focus of increasing attention from green groups and regulators. Miners need to know their own carbon emissions and how they compare with

    Jan 1, 2009

  • SME
    Rare Earths Not Rare Anymore

    By F. G. Heivilin

    We are no longer short of viable Rare Earth deposits. As little as 2 years ago China mined and produced 97% ofthe world?s rare earths. Only a few deposits were in an advanced stage of exploration and

    Feb 27, 2013