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  • SME
    Beneficiation Of Terrestrial Resources For The Production Of Lunar Simulant Separates

    NASA has received direction for lunar habitation beginning in 2024. Prior to then, it will be necessary to learn about how lunar soil can be used to promote civilization on the moon. Questions must

    Jan 1, 2012

  • SME
    Synthesis Of Monolithic Si2n2o Ceramic From Reclaimed Silicon And Desert Sand

    By M. Radwan, S. Shimada, S. Z. El-Tawil, K. A. El-Barawy, Y. Miyamoto

    This study presents the results of synthesizing monolithic siliconoxynitride, Si2N2O, ceramic from a mixture composed of reclaimed silicon and natural desert sand by using the nitriding combustion syn

    Jan 1, 2004

  • SME
    Management of Mineral Resources

    By Juan P. Camus

    Mining is one of the oldest industrial activities. Its products are essential to modern civilization. Paradoxically, and despite a deep-rooted belief to the contrary, mining is not a lucrative indust

    Jan 1, 2002

  • SME
    Mineralization And Alteration At The Pima Mine A Complex Porphyry Copper Deposit Pima County, Arizona

    By Marshall D. Himes

    The Pima mine, 39,000 ton per day copper mine, is located 17 miles south of Tucson, Arizona. The mine is in a sequence of Paelozoic and Mesozoic sediments striking east-northeast and dipping southeas

    Jan 1, 1972

  • SME
    Big Walnut Outfall Augmentation Sewer?Part II: Tbm Case History

    By Tom Szaraz

    Part of a major sewer expansion for the City of Columbus, Ohio. The Big Walnut Outfall Augmentation Sewer?Part II (BWOAS) consists of 13,200 feet of tunnel of 12-foot tunnel passing mainly through gla

  • SME
    Long-Term Evaluation Of Cab Particulate Filtration And Pressurization Performance

    By A. B. Cecala

    Over the past decade, a substantial effort has been made to improve the air quality inside enclosed cabs of both underground and surface mobile mining equipment to reduce respirable dust exposures to

    Jan 1, 2012

  • SME
    Binders For Heap Leaching Agglomeration

    By K. A. Lewandowski

    Agglomeration techniques are widely used by industry to form fine particles into larger masses that are easier to handle and process. One area where agglomeration is potentially useful is in heap leac

    Jan 1, 2009

  • SME
    Alternative production processes for zircon products

    By E. Snyders

    Two alternative processes for the manufacturing of zircon products were investigated by the South African Nuclear Energy Corporation (Necsa). These were the synthesis of doped-zircon pigments from pl

    Jan 1, 2005

  • SME
    Fundamentals Of Metal Sulfide Biooxidation

    By G. J. Olson

    This paper describes the microbiology basics underlying heap and tank biooxidation of metal sulfide ores and concentrates. The primary organisms are identified and described along with the reactions

    Jan 1, 2003

  • SME
    Incorporating Indigenous Technologies Into Enhanced Stormwater, Erosion And Sediment Control Systems

    By R. C. Warner, L. Mills, S. D. Botts, M. Marticorena

    The Antamina Mine is located in the mountainous region of the Ancash Department of Peru at an elevation of approximately 4200m.The 120 km main access road crosses the headwaters of numerous high-value

    Jan 1, 2004

  • SME
    Critical Considerations in Robotic Seabed Drilling

    By Steve Stuart

    Deep-sea mineral SMS deposits present some of the world’s most challenging conditions for drilling equipment. As robotic seabed drilling services mature so too the ways that clients engage with servic

    Sep 1, 2014

  • SME
    Industrial Minerals 2008 - Ball Clay

    By R. L. Virta

    Editor?s note: Each year, the June issue of Mining Engineering features an industrial minerals review. Several people put in a fair amount of time in developing the material for this issue. Thank y

    Jan 1, 2009

  • SME
    8 M Diameter 7 KM Long Beles Tailrace Tunnel (Ethiopia) Bored And Lined In Basaltic Formations In Less Than 12 Months

    By Antonio Raschillà

    On the 2nd of June 2007 SELI S.p.A. started the excavation of Beles Tailrace Tunnel (Ethiopia). The new 8,07 m diameter DS Universal TBM utilized for the tunnel excavation was manufactured by SELI S.p

  • SME
    The Effect Of Bit Geometry And Size On Cutting Parameters In Linear Cutting

    By A. W. Khair

    This paper deals with the design characteristics of cutting tools and the operating parameters these tools are usually subjected to. Eight types of cutting tools/bits with different geometrical shapes

    Jan 1, 2001

  • SME
    Three-Dimensional Cfd Modeling Of Purging From Refuge Chamber

    The MINER Act of 2006 mandated that all underground coal mines must install and maintain refuge chambers. Refuge chambers serve as a temporary shelter in case of emergency. Several factors affect the

    Feb 27, 2013

  • SME
    AUV- and ROV-based exploration of active and inactive seafloor massive sulfide deposits at the Semyenov and Irinovskoe sites on the Mid-Atlantic Ridge

    By J. W. Jamieson, J. Escartin, A. Steinführer

    Evidence of hydrothermal activity on two Mid-Atlantic Ridge oceanic core complexes (OCCs), at 13º30’N (the Semyenov 1 through 5 fields) and 13º20’N (the Irinovskoe field) (Fig. 1) were studied using C

    Sep 1, 2014

  • SME
    Design And Start Up Of The Cortez Gold Mines Pipeline Mill

    By R. N. Powell

    The Pipeline ore body was discovered in March 1991. The construction of the new mine and mill did not start until early March of 1996. Upon completion of permitting and corporate project approval, the

    Jan 1, 1999

  • SME
    Framework For Stochastic Modeling Of Dragline Energy Efficiency

    By M. A. Oskouei

    Draglines are the main energy consumers in strip mines. Given the growing cost of energy and environmental concerns, it is important to properly understand dragline energy efficiency. The goal of curr

    Feb 27, 2013

  • SME
    Onsite Assembly And HARD Rock Tunneling At The Jinping-II Hydropower Station Power Tunnel Project

    By Stephen M. Smading

    Unique onsite assembly of a 12.43 m Main Beam TBM and back-up system was completed on September 18, 2008 in the remote mountains of the Sichuan province of China. The equipment was assembled onsite, w

  • SME
    A Proposed Model Of A New Laboratory Magnetic Separator For Mineral Processing. - Preprint 09-120

    By M. S. Riyazulla

    A model of a new laboratory magnetic separator has been conceived to cater the needs of process engineers and mineralogists world over engaged in mineral characterization and beneficiation. It would b

    Jan 1, 2009