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  • SME
    Descriptive Commentary - Denver To Gunnison

    By Robert C. Handfield

    The trip from Denver southwest to Gunnison crosses seven main geologic and physiographic areas as shown on the accompanying map. These are: I Mesozoic and Tertiary sedimentary rocks of the Denver M

    Jan 1, 1983

  • SME
    Surface mining technology: Managing the paradigm shift (2a69341b-ecb0-4c91-befb-69f1c2955c7d)

    By David De Lemos Pires

    Mining is essentially a materials management process where materials are classified, excavated, moved to a desired location, processed at a cost and sold for a price hopefully to generate a profit. ?

    Dec 1, 2013

  • SME
    Automating Modeling Of Operational Data To Identify The Most Important Factors

    By S. Agarwal

    The mining industry collects a significant amount of operational data. However, gleaning useful information from the terabytes of data is difficult, and not just because of the sheer volume of the da

    Jan 1, 2011

  • SME
    Beneficiation Of Low-Grade Limonite Ore By HIMS-Cationic Reverse Flotation And Magnetic Roasting-LIMS Techniques

    By L. Xinghua

    Limonite is a general term for a group of amorphous iron oxide and iron hydroxide materials. It is considered as one of the very refractory iron ore types due to its wide variation in chemical composi

    Feb 27, 2013

  • SME
    Instrumentation Plan For Monitoring Ground Movements Associated With Pillar Extraction Mining At The Kitt No. 1 Mine In Northern West Virginia

    By Robert C. Speck

    The U.S. coal industry has long utilized the pillar-extraction mining technique as a method for maximizing coal recovery. Like longwall mining, it causes large-scale movements that progressively propa

    Jan 1, 1982

  • SME
    A Framework For Simulating The Flotation Process

    By E. V. Manlapig

    This review paper describes recent advances that have been made at the Julius Kruttschnitt Mineral Research Centre (JKMRC) in Brisbane in developing a framework for simulating the flotation process. T

    Jan 1, 2001

  • SME
    Theory Of Sequential Pond Systems

    By David Butts

    Solar ponding to crystdlize sodium chloride has been used for thousands of years.1 The systems used were inefficient and usually small compared to the large 25,000 acre pond areas seen today. It has o

    Jan 1, 1984

  • SME
    Evaluation Of Devices To Enhance Miner Self-Escape In Smoke-Filled Entries

    The Department of Health and Human Services (HHS), National Institute for Occupational Safety and Health (NIOSH), Office of Mine Safety and Health Research (OMSHR), with the assistance of cooperating

    Jan 1, 2011

  • SME
    “Shake And Slip To Survive” - Tunnel Design

    By Drupad B. Desai, Bruce Chang, Jay L. Merritt

    This paper reviews difficult ground conditions encountered along the alignment of large-diameter sewage tunnels for the City of Los Angeles. It offers a detailed one-of-a-kind solution to a unique pro

    Jan 1, 1989

  • SME
    What You Told us about Mining Engineering and You

    By Marianne Snedeker

    In January we published a questionnaire asking about the content of MINING ENGINEERING and about your interests. At the same time we hired an outside firm, READEX Inc., of St. Paul, MN, to send the sa

    Jan 6, 1982

  • SME
    Development Of Steel-Fiber-Reinforced Concrete Cribs To Replace Wood Cribs In Underground Coal Mines (PRIPRINT 84-13)

    By N. S. Tanious

    The need to provide better mine roof support and control in longwall tailgate entries prompted the Bureau of mines to search for a replacement product for wood cribs. Their search isolated steel-fiber

    Jan 1, 1984

  • SME
    Recovery Of Fine Coal From Waste Stream By Selective Flocculation Process

    By B. K. Parekh, Z. Chen

    INTRODUCTION The need for cleaning and recovery of fine (minus 28 mesh or 0.5 mm) coal fraction has increased in recent years. This results from realizing a substantial recovery of ultraclean coal

    Jan 1, 2002

  • SME
    Opening Supports to Segmental Linings:A Novel Shotcrete Support Solution (4dda697d-11f6-4774-84f0-12e4af00636d)

    By Anthony Harding

    In a world of technology and electronic communication, it is easy to forget what engineers do best with a problem: sitting around a table, exchanging views and ideas with sketches and respecting every

  • SME
    An Economic Rationalization Of Coal Preparation Methods And Equipment

    By Gerry Norton

    The purpose of this paper is to make the most complete assessment of coal cleaning methods, both process and equipment related to modern-day production and environmental requirements. In order to ac

    Jan 1, 1977

  • SME
    New Application of Direction Drilling and Gas-Enhanced Foam for Suppression of Abandoned Underground Coal Mine Fires

    By M. A. Trevits, A. Ozment

    "According to the Office of Surface Mining Reclamation and Enforcement Abandoned Mine Land Inventory System, in 2013 there were 98 underground mine fires burning in 9 states. This is considered by exp

    Jan 1, 2018

  • SME
    2016 SME President’s Interview - Timothy D. Arnold; An interview with the 2016 SME President

    "History - How did you get into mining and involved with SME?Unlike many past presidents, I do not come from a mining lineage. I liked math in high school and believed I wanted to be an engineer. I to

    Jan 1, 2015

  • SME
    Sillimanite Group - Andalusite

    By A. P. Grobbelaar

    Andalusite is a member of the sillimanite group of minerals consisting of andalusite, kyanite, and sillimanite. These minerals are the structural polymorphs of Al,Si05 (the anhydrous silicate of alumi

    Jan 1, 1994

  • SME
    Application of spatial statistical techniques for predicting sulfur in the Pittsburgh No. 8 coal seam - SME Transactions 2014

    By W. B. Collingwood, D. Misra, T. Ghosh, S. Bandopadhyay

    Understanding the variability of sulfur and calorific value in coal seams is critical to planning mining operations and marketing the mined coal. In this study, statistical and geostatistical techniqu

    Jan 1, 2014

  • SME
    Subsea Tunnels Supply Water to the Driest Place on Earth

    By Cary Hirner, Dan Lopez, Ross Webb, Stephen O’Connell

    "Construction of the largest desalinization plant in the Americas has commenced in northern Chile. It is part of a several billion dollar expansion at a copper mine whose operations nearly stopped due

    Jan 1, 2016

  • SME
    New Expectations of the Mining Industry

    By Andrew Howard

    As the mining industry moves further into developing countries in search of new resources, its role in international development is coming under increasing scrutiny. This is a trend that is likely to

    Jan 1, 2006