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  • SME
    Technology News - Air-Supported Conveyor Lowers Cost, Runs More Safely

    Several years ago, Hudco Industrial Products began experimenting with the idea of levitating a conveyor belt with a film of air, much like the puck on an air-hockey table. While conducting its resear

    Jan 1, 2002

  • SME
    Exploratory Shafts For The Nuclear Waste Repository In Basalt

    By Birger Schmidt

    INTRODUCTION Conceptual design of the first Exploratory Shaft (ES-I) for the Nuclear Waste Repository in Basalt (NWRB) began in July 1981; detailed design began in February 1982, and was largely co

    Jan 1, 1987

  • SME
    Mechanized Mining of Narrow Veins – Problems and Equipment Options

    By Jacek Paraszczak

    Numerous problems encountered in the mining of narrow vein deposits challenge the productivity, competitiveness and profitability of many mines. Mechanization of mining operations is one of the most i

    Jan 1, 1992

  • SME
    The Seymour Capilano Twin Tunnels Project, Vancouver, BC

    By Don Phelps, Dean Brox, Peter Procter, Andy Saltis, Tom Morrison, Jeff Pringle

    The Greater Vancouver Water District is currently constructing the Seymour-Capilano Water Filtration Project to enhance the quality of drinking water in the Vancouver metropolitan area. The Seymour-Ca

    Jan 1, 2005

  • SME
    Theoretical background of the Crago phosphate flotation process

    By C. Guan

    Since it was patented in 1942, the Crago process with fatty acid rougher flotation followed by deoiling and amine cleaner flotation has become the standard for phosphate flotation in Florida and North

    Jan 1, 2009

  • SME
    RETC 2023 Full Proceedings - RETC2023

    By Frank Pepe, Nestor Garavelli

    The 2023 Rapid Excavation and Tunneling Conference (RETC) will be held in Boston, MA and will include the presentation of 133 papers divided into 20 technical sessions during the 3 day conference that

    Dec 1, 2023

  • SME
    The Utilization Of Coarse Pre-Concentration Rejects In The Preparation Of Underground Backfills At Xstrata Nickel?s Ontario Operations

    By T. Weatherwax

    As part of a strategic research initiative at UBC to design and evaluate integrated underground mining and mineral processing systems, work has been done to determine how to utilize the coarse rejects

    Jan 1, 2008

  • SME
    Resource and Reserve Audits – SME Conference

    By Harry Parker

    Resource and Reserve Audits Becoming Increasingly Common Types of Audits -Review of Methodology (‘Fatal Flaw’) -Due Diligence – (‘Sign Off’) -Endorsement – (‘QA-QC’) Suggested Standards in Red

    Jan 1, 2003

  • SME
    Effects of Early Strength Agent on Macro-Mechanical Properties and Microstructure of Gangue-Cemented Paste Backfill

    Gangue-cemented paste backfill (GCPB), is a well-established green mining technology and significantly improves the recovery rate of mineral resources, prevents mine dynamic disasters, reduces surface

    Jan 7, 2020

  • SME
    Combining For Strength: An Integrated Approach To Water And Mine Waste

    By Nural Kuyucak

    Several thousand years ago, metallurgists discovered that by combining two relatively soft metals, copper and tin, they could make a new material, bronze, that was stronger than either metal separatel

    Jan 1, 2009

  • SME
    Performance Of Dragline Hoist And Drag Ropes

    By T. S. Golosinski

    Introduction Typical dragline rigging includes several sets of ropes: hoist ropes, drag ropes, dump ropes and boom suspension ropes. The drag and hoist ropes contribute most to the dragline operati

    Jan 1, 1995

  • SME
    Practical Application Of A Partial Cab To Reduce The A-Weighted Sound Level At The Operator’s Station On Surface Drill Rigs (16e0ea79-d925-4b2c-a99c-4b4744e63b41)

    By P. Jurovcik, D. Yantek, D. Ingram

    The National Institute for Occupational Safety and Health (NIOSH) identified hearing loss as the most common job-related disease in the United States in its 1996 National Occupational Research Agenda.

    Jan 1, 2007

  • SME
    Molienda Autogena, Ensayo De Trabajo Para Adquirir Una Unidad Comercial

    By Arthur R. MacPherson

    Este capítulo revisa las etapas que deben seguirse desde el momento de considerar la molienda autógena en el desarrollo de un nuevo depósito de mineral o en la expansión de una planta existente, hasta

    Jan 1, 1982

  • SME
    The Kensico–City Tunnel for New York City Water Supply

    By Robert J. F. Goodfellow, William A. T. Meakin, Kevin Clarke, Eric Cole

    INTRODUCTION New York City Water Supply—Background and History Since the 1840s New York City has been developing the largest, and perhaps, the best urban water supply and distribution system in

    Jan 1, 2005

  • SME
    DREYER AWARD - How Orebodies are Found

    By J. David Lowell

    The first part of this article is a review of industry techniques and styles during the past 50 years. It is followed by my career history during the same period. The second part covers my ideas abo

    Jan 1, 2000

  • SME
    Mine Projects 101: Challenges Of Today

    By M. Javier

    Mining is an industry of experimentation throughout human history. Recently, societies are giving a clear message about mining because many projects are being rejected around the world. These refusals

    Feb 27, 2013

  • SME
    Environmental Reclamation And Monitoring Of The Abandoned Belle Eldridge Mine Near Deadwood, SD

    By A. Davis, C. Webb, J. Sorensen

    The abandoned Belle Eldridge Mine near Deadwood, South Dakota, is on land controlled by the U.S. Bureau of Land Management (BLM). The mine produced lead and zinc during the first half of the 1900s.

    Jan 1, 2007

  • SME
    What Is The Value Of This Industrial Mineral Property?

    By S. M. Pickering, L. T. Gregg

    Appraisal of industrial minerals beneath privately owned land requires a different approach and mindset from valuation of base and precious metals or energy minerals, and from valuation of government-

    Jan 1, 2000

  • SME
    A preliminary evaluation of a through-the-earth (TTE) communications system at an underground coal mine in eastern Kentucky

    By E.C. Jong

    Resumen ¦ Un sistema de comunicaciones “a través del suelo” (TTE) comercial y disponible fue evaluado en una mina de carbón subterránea en la zona Este del Estado de Kentucky. Este estudio de campo fu

    Apr 1, 2016

  • SME
    Mining And Enviromining Law For Industrial Minerals And Rocks

    With the advent of the environmental "green" movement of the 1960s, eventually leading to Earth Day 1970, Congress responded by passage of the National Environmental Policy Act (NEPA), 1970. NEPA gave

    Jan 1, 1994