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  • TMS
    Study On Recovery Of Ferrous Minerals From Nickle Metallurgical Rrsidues By Selective Flocculation-Magnetic Separation

    By Yufeng Guo

    Mineralogy and physico-chemical characteristics of a nickel hydrometallurgical residue and recovery of iron-bearing minerals by flocculation-magnetic separation were studied. The results show that the

    Jan 1, 2006

  • TMS
    Effect of Normality, Temperature and Time on the Tungsten Losses in the ResidueSeparated from Diluted Scheelite-Slurry-in-NaOH after Digestion

    By Raj P. Singh Gaur

    Due to high concentration of NaOH in the digested slurry after scheelite digestion, it is diluted to about 4N before filtration to separate sodium tungstate solution from the sludge (residue). Howeve

    Jan 1, 2006

  • TMS
    Characteristics of Cathodic Reduction of Oxygen on Gold Electrode

    By Yongbin Yang

    Cathodic reduction of oxygen is a process involved in many fields. As is well known, the mechanism of oxygen reduction usually varies considerably with electrode substrates. In this paper, cathodic re

    Jan 1, 2010

  • TMS
    Critical and Strategic Failure of Rare Earth Resources

    This paper outlines the complete failure of the U.S. in status and relevance in Rare Earth Oxides (REO). Although rare earth oxides are strategic and critical in their own right, refining these REOs i

    Jan 1, 2010

  • TMS
    Recent Improvements In Evaporative Cooling Technology For Copper Tapholes And Launders

    By Pietro Navarra

    A great deal of effort has been expended on how to optimize conventional water cooling circuits in furnace cooling elements, and the results have been largely satisfactory. However, there is a general

    Jan 1, 2006

  • TMS
    Motivating Sustainable Material Use through Industry-Level Simulation Modeling of Platinum Stocks and Flows

    By Elisa Alonso

    Manufacturing firms that rely on finite resources have a stake in ensuring sustainable materials use. Higher material prices and uncertain material supply, consequences associated with scarcity, can b

    Jan 1, 2010

  • TMS
    Geothermal Brines - High Value Mineral Extraction

    By Mark C. L. Patterson

    Hydrothermal brines are extracted from significant depths below the surface of the earth and arrive at the surface at elevated pressure and temperature. The exact chemistry and conditions of these br

    Jan 1, 2006

  • TMS
    A Laboratory Investigation of the Reduction of the Iron Carbonate Bearing Ore to Iron Nugget by Means of the ITmk3 Ironmaking Technology

    By N. V. . Panishev

    The Bakal (South Ural, Russia) deposit of iron ore bearing iron carbonate (siderite) with the capacity of more than 1 billion tones belongs to the MMK. This ore cannot be fully processed via blast fur

    Jan 1, 2010

  • TMS
    Nondestructive Characterization of Microstructure and Properties of Steel Products

    By J. C. Pandey

    The paper highlights the experimental investigations to characterize texture and plastic strain ratio r-Bar in auto grade steel sheets by ultrasonic measurements, whereas attempts were made to charact

    Jan 1, 2010

  • TMS
    Pressure Leaching of Enargite-Pyrite Concentrates

    By María Cristina Ruiz

    Enargite rich copper concentrates can not be treated by conventional smelting/converting technology and thus nonconventional methods such as leaching must be used. Since enargite (Cu3AsS4) is a hard t

    Jan 1, 2010

  • TMS
    Ceramic Tile Wastes As Alternative Raw Materials for the Production of Portland Cement Clinker

    By A. Barba, M. P. Gómez, F. Puertas, M. Palacios, M. F. Gazulla, S. Martínez-Ramírez, I. García-Díaz

    "The present study explores the reactivity and burnability of cement raw mixes containing fired red or white ceramic tile wastes or combinations of the two as alternative raw materials. The results sh

    Jan 1, 2008

  • TMS
    Sustainability Study in Selective Laser Sintering ? An Energy Perspective

    By Rameshwar Sreenivasan

    This paper presents a sustainability analysis of Selective Laser Sintering (SLS) from an energy standpoint. Data of electrical power consumed by the system over an entire build were acquired using a L

    Jan 1, 2010

  • TMS
    Constant and Pulse Voltage Applications in CaWO4 Reduction

    By Orhan Gokce Goksu

    It has been shown that metallic tungsten powder can be obtained by electrochemical reduction of solid CaWO4 in molten CaCl2-NaCl eutectic mixture at 600oC. In this study, constant and pulse voltage el

    Jan 1, 2010

  • TMS
    Multi-scale Solidification Model for Laser Engineered Net Shaping (LENS) Process

    By Hebi Yin

    A two-dimensional multi-scale solidification model was developed to study the heat transfer, fluid flow, and grain growth occurring in the molten pool during the laser engineered net shaping (LENS) pr

    Jan 1, 2010

  • TMS
    Engagement is an Essential Skill in the 21st Century

    By Dirk van Zyl

    As part of the North American regional activities during the Mining, Minerals and Sustainable Development Project (MMSD) one project focused on the development of sustainability evaluations at the ope

    Jan 1, 2010

  • TMS
    Using Transmittance Measurements to Investigate the Interdiffusion through the SnO2/CdS and CdS/CdTe interfaces in SnO2/CdS/CdTe Solar Cells

    By Shadia J. Ikhmayies

    The SnO2/CdS/CdTe thin film solar cells were fabricated on glass substrates by using the spray pyrolysis (SP) technique for the deposition of the SnO2 and CdS layers and vacuum evaporation for the CdT

    Jan 1, 2010

  • TMS
    A Collaborative Tool for Waste Management in the Industry

    By M. S. Borges

    The need for the waste management industry to reach environmental patterns, technological innovation, and a technological demand of the productive sector is covered by this study. The environmental ca

    Jan 1, 2010

  • TMS
    Preparation of Building Material Using Elemental Sulfur and Heavy-metal Containing Slag

    By Yanjie Liang

    Elemental sulfur and volatilization kiln slag(VKS)containing heavy-metal produced by smelter factories were used to produce sulfured building material. The effects of heating mode, material proportion

    Jan 1, 2010

  • TMS
    Characterization Of Some Ceramic Materials For High Pressure Applications

    By A. M. Ramalho

    In the synthesis and sintering processes to obtain superhard materials, such as diamond and cubic boron nitride, deformable ceramic capsule is used as gasket to transmit and support the required high

    Jan 1, 2006

  • TMS
    Higher education: the quest for the sustainable campus

    By Leith Sharp

    I was confronted with a profound dilemma as an undergraduate engineering student at the University of New South Wales in Australia in 1992. I had been taught that our planetary life-support systems we

    Jan 1, 2010