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  • TMS
    Laboratory Studies of In Situ Ammonia Leaching of Michigan Copper Ores

    By William A. Hockings

    This report describes the results of laboratory studies on leaching of copper ores.tlf These studies are the first step of a program for the investigation of in situ leaching of tabular, metalliferous

    Jan 1, 1976

  • TMS
    Study on Preparation of High-Quality Synthetic Rutile from Titanium Slag by Activation Roasting Followed by Acid Leaching

    By Guan-zhou Qiu, Shui-shi Liu, Yu-feng Guo, Tao Jiang

    "The preparation of high-quality synthetic ruitle from electric furnace titanium slag was systematically investigated by activation roasting followed by acid leaching process. The results showed that

    Jan 1, 2011

  • TMS
    Recovery & Separation of High Value -Plastics from Discarded Household Appliances

    By D. E. Karvelas

    Argonne National Laboratory is conducting research to develop a cost-effective and environmentally acceptable process for the separation of high-value plastics from discarded household appliances. The

    Jan 1, 1996

  • TMS
    Radionuclide Surrogate Decontamination of Metal Using Electroslag Remelting

    By David Melgaard

    A significant emerging recycling, waste minimization problem stems from legacy waste from the nuclear weapons program and from production of power using nuclear fuel. Premium quality metals used in nu

    Jan 1, 2003

  • TMS
    Flash Oxidation and Flash Reduction: A Comparison

    By Nickolas J. Themelis

    The flash oxidation and smelting of mineral sulfides is a very prominent metallurgical achievement of the second part of this century. Its initial industrial implementation owes much to the work of Pe

    Jan 1, 1993

  • TMS
    CFD Modeling of Sintering Phenomena during Iron Ore Sintering

    By Dieter Neuschiitz, Pengfu Tan

    "In order to understand the sintering phenomena during iron ore sintering process, a CFD model of iron ore sintering has been developed, combining with the kinetics of 15 relevant chemical reactions w

    Jan 1, 2004

  • TMS
    Tensile Behavior of Epoxy Composites Reinforced with Continuous and Thinner Ramie Fibers

    By Frederico Muylaert Margem, Jarbas Bravo Neto, Sergio Neves Monteiro

    "The mechanical behavior and the fracture characteristics of composites with DGEBA/TETA epoxy matrix reinforced with up to 40% in volume of continuous and thinner ramie fibers were evaluated by tensil

    Jan 1, 2011

  • TMS
    Selective Roasting Of Complex Sulfide Material

    By Ph. Cauwe

    This paper presents the experience that NESA and MECHIM have gained about recovery of non ferrous and precious metals from complex sulfide materials. Processed materials are from natural deposits or

    Jan 1, 1983

  • TMS
    Nickel Laterites of Central Dominican Republic: Part I. - Mineralogy and Ore Dressing

    By E. W. Lithgow

    Commercial volumes of nickeliferous laterite ores overlie part of a 90 km long belt of peridotites in central Dominican Republic. Protores are serpentinized harzburgites and dunites, with lesser serpe

    Jan 1, 1993

  • TMS
    New Reactor Concepts For Direct Coal-Based Continuous Steelmaking (Invited)

    By Noel A. Warner

    Modern steelmaking is based on direct use of oxygen in high intensity batch reactors. A totally new approach is proposed in this paper, based on the view that pursuit of high intensity is unlikely to

    Jan 1, 2003

  • TMS
    Separation of Iron (III) and Nickel (II) from Acidic Sulfate Leaching Solution of Molybdenum-Nickel Black Shale

    By Zhigan Deng

    Cooling crystallization was used to separate iron (III) and nickel (II) from acidic sulfate solution produced by leaching of molybdenum-nickel black shale. The effect of K2SO4 concentration, crystalli

  • TMS
    Processes For The Recovery Of Metals From Spent Hydroprocessing Catalysts

    By Z. R. Llanos

    This paper presents a review of industrial and experimental processes for the recovery of molybdenum, vanadium, nickel, cobalt and aluminum from spent hydrotreating or hydrodesulfurization catalysts.

    Jan 1, 1995

  • TMS
    Hydrometallurgy of Chlorides: A Review of Recent Developments

    By Dirk Verhulst, V. I. Lakshmanan

    Why Chloride Hydrometallurgy?The most available, cheapest and best known reagent for treating ores and other raw materials for the metallurgical industry is sulfuric acid. Hydrochloric acid is second

    Jan 1, 2011

  • TMS
    Composite Anode For Lead Electrowinning From Fluosilicic Acid

    By Marion Dattilo

    The search for an improved anode for the electrowinning of lead from fluosi1icic acid medium has led the U.S. Bureau of Mines to investigate composites. Polymer bonded metal oxide powders which may co

    Jan 1, 1995

  • TMS
    Study on Improving the Strength of Copper Concentrate Pellets by Adding Binders

    By Guohua Bai, Lin Zhang, Shan He, Xuling Chen, Min Gan, Xiaohui Fan, Yanbin Tang

    "For reducing the dust content in flue gas during copper smelting in the Ausmelt, technologies and mechanism of strengthening the pelletizing of copper concentrate were studied. The results show that

    Jan 1, 2013

  • TMS
    Separation of Uranium and Molybdenum in U–Mo Ore Alkaline Leach Liquor

    By Meifeng Zhi

    Separation of uranium and molybdenum in the alkaline leach solution of a U–Mo ore was studied. A process of acidification-solvent extraction-precipitation uranium and molybdenum was determined. The in

  • TMS
    Study On Preparing Ti6Al4V Alloys From V-Ti Bearing Beach Placers

    By Huimin Lu, Zegao Sun, Zhijiang Gao

    The traditional Ti6Al4V alloys were obtained by the smelting reduction of V-Ti bearing beach placer by rotary hearth furnace and aluminothermic reaction in laboratory. First, it gets he lp from combin

    Jan 1, 2016

  • TMS
    Eddy Current Sensors for Monitoring the Nucleation and Growth of Cd0.955Zn0.045Te Bulk Crystals

    By Kumar P. Dharmasena, Haydn N. G. Wadley, Bill W. Choi

    "Non-contact eddy current sensing methods have been developed and applied to Cd0.955Zn0.045Te crystal growth to obtain a better understanding of the melt, solid nucleation, and the growth process. The

    Jan 1, 1997

  • TMS
    An Electromagnetically Stirred Slurry Model For The Smelting Zone Of A Ferroalloy Furnace

    By Ben Bowman

    For certain ferroalloy furnaces, such as ferrochrome or ferromanganese, there is still doubt about the mechanisms operating under the electrode tips. In this paper a model is built that does not call

    Jan 1, 2014

  • TMS
    The Escondida Process for Copper Concentrates

    By Willem P. C. Duyvesteyn

    A novel hydrometallurgical process for Escondida copper concentrates has been developed by The Minerals Laboratory of BHP. The Escondida Process consists of concentrate leaching, solution purification

    Jan 1, 1993