Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • SME
    Northside Storage Tunnel Project, Sydney: Tunnelling and Groundwater Control Beneath the Middle Harbour

    By R. A. Gee, G. B. Ashton, S. T. Warren, P. N. Groves

    Northside Storage Tunnel provides 500 megalitres (Ml) (130 million gallons) of storage capacity to capture stormwater/sewage overflows into Sydney Harbour. The6.6 m diameter TBM driven tunnel traverse

    Jan 1, 2001

  • SME
    Wet concentrator plant design implications using computer modeling techniques

    By R. M. G. Machunter

    Computer models of metallurgical circuits are extensively utilised in design, and prediction of overall plant separation performance. As always, in the final optimised flowsheet design there is a com

    Jan 1, 2005

  • SME
    An Innovative Approach for Gob-Side Entry Retaining by Roof Cutting in Steeply Pitching Seam Longwall Mining with Hard Roof: a Case Study "Mining, Metallurgy & Exploration"

    By Li Zhang, Jing Zhao, Chuanwei Zang, Shuanlin Wang

    The application of gob-side entry retaining (GER) in steeply pitching seam longwall mining with a hard roof has always been a difficult problem. Based on the simplified roof beam mechanical model, the

    May 6, 2020

  • SME
    Medium-Temperature Pressure Leaching Of Copper Concentrates - Part I: Chemistry And Initial Process Development

    By J. O. Marsden

    Over the past eight years, Phelps Dodge (a subsidiary of Freeport-McMoRan Copper & Gold, Inc.) devoted a significant amount of effort to the development of a suite of processes for the effective hydro

    Jan 1, 2007

  • SME
    Defining the Niche of Ground Freezing

    By Paul C. Schmall, Arthur B. Corwin, Derek Maishman

    Ground freezing occupies a unique and important niche in underground construction, fulfilling a geotechnical need that is difficult, or sometimes impossible, to fulfill through other groundwater contr

    Jan 1, 2005

  • SME
    Policy to Practice: Strategic Environmental Assessment in the Real World

    By F. M. McEvoy, E. J. Steadman, R. Murfin

    In England, the provision of aggregate is determined by the historical relationship between construction and aggregate consumption. This approach does not necessarily lead to sustainable decision-maki

    Jan 1, 2005

  • SME
    Annual Review 2006 – Mining Review

    By Staff

    The mineral sector is a fundamental part of the U.S. economy. It contributes to the real gross domestic product (GDP) at several stages—basic (mining), intermediate processing, manufacturing of finish

    Jan 1, 2007

  • SME
    Recent Developments In Dense Medium Cyclone Circuit Design – Preprint

    By L. Watters, R. Terry, D. Placha

    Dense medium cyclones are the preferred means for cleaning 1/2 in. x 14Mesh to 28Mesh (12.7 mm x 1.0 mm to 0.6 mm) raw coal and are becoming a common choice for cleaning raw coal from a nominal top si

    Feb 24, 1997

  • SME
    Differential Separation Of Albite From Microcline By Monovalent Salts In Hf Medium

    By C. Demir, M. S. Celik, I. Gülgonul

    Na-feldspar (albite) and K-feldspar (microcline or orthoclase) are major feldspar minerals with identical crystal structures and physicochemical properties. Flotation appears to be a unique method of

    Jan 1, 2002

  • SME
    Non-Invasive Exploration In An Environmentally Sensitive World

    By K. E. Livo, D. H. Knepper

    Modern remote sensing provides a means for locating and characterizing exposed mineralized systems in many parts of the world. These capabilities are non-invasive and help target specific areas for mo

    Jan 1, 2004

  • SME
    Bacterial Pretreatment To Enhance Silver Recovery From Artvin-Kafkasör Ore By Cyanidation

    By Ü. Atalay, G. Alaeddinoglu, G. Özcengiz, G. Özbayoglu, Z. Özdemir

    In this study, bacterial pre-treatment was applied before cyanidation in order to enhance the solubilization of silver from Artvin-Kafkasör ore Direct cyanidation process was found inefficient to reco

    Jan 1, 2001

  • SME
    Mechanical And Conventional Excavating Experience In Oil Shale Shafts And Tunnels

    By L. A. Weakly, D. A. Weiss, R. B. Crookston

    A presentation of experience gained from using mechanical and conventional equipment for excavating shafts, raises, tunnels and other openings in various Colorado oil shale mining properties.

    Jan 1, 1983

  • SME
    Processing Of Arsenic Bearing Gold Ores (2002 SME Annual Meeting)

    By V. E. Chrapunov, T. V. Chnyrenkova, R. A. Isakova, V. A. Luganov

    Arsenic-gold bearing ores are used as a flux in smelting or leached out to extract gold. To decrease arsenic content in processed materials and to break up the lattice to free the gold, raw materials

    Jan 1, 2002

  • SME
    Vanadium trends in exploration; markets and future demands

    By A. D. Hammond

    "The drop in iron ore prices has claimed an unwitting casualty in vanadium. Vanadium is dominantly produced as a coproduct of steel production. The recent shutdown at EVRAZ’s Mapochs steel-vanadium op

    Jul 1, 2016

  • SME
    The borehole monitoring experiment: field measurements of reservoir conditions and responses in longwall panel overburden during active mining

    By S. J. Schatzel

    In order to better understand the effects of longwall mining on the methane reservoir overlying the panel, the National Institute for Occupational Safety and Health/Pittsburgh Research Laboratory (NIO

    Jan 1, 2009

  • SME
    Thiourea As A Lixiviant For Gold And Silver

    By J. Brent Hiskey

    Thiourea is a reagent capable of complexing gold and silver. With the proper oxidant, thiourea can effectively dissolve metallic gold and silver. A thiourea leaching system possesses potential advanta

    Jan 1, 1981

  • SME
    Construction Phase Services for Australian and North American SEM Tunneling - NAT2024

    By Yun Bai, Sarah Wilson, Michael Salcher, Mark Trim

    Over the last decade more than 62 miles (100 km) of civil transport tunnels were constructed in Sydney, Australia, using the sequential excavation method (SEM). The WestConnex motorway tunnels, each s

    Jun 23, 2024

  • SME
    The Effect Of Laboratory Cell Design On Flotation Machine Hydrodynamics, Solids Suspension And Particle Recovery

    A large lab apparatus was designed using a scale-down methodology based on the design legacy of the current FLSmidth commercial forced air flotation machines. This new apparatus, along with a new test

    Jan 1, 2012

  • SME
    Newmont Cuts Costs and Increases Reserves at Carlin

    By Bruce D. Hansen

    For many years, Newmont has focused on improving its operations. After the merger between Newmont and Santa Fe Pacific Gold, Newmont created synergies of more than $50 million a year in Nevada. This

    Jan 1, 1999

  • SME
    The United States? Role With The International Tunnelling Association

    By Harvey Parker

    The International Tunnelling and Under-ground Space Association (ITA) is a nonprofit organization that represents all aspects of the tunneling and underground space industry worldwide. The United Sta

    Jan 1, 2007