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  • TMS
    Applications of Doubly Polished Sections to the Study of Ore Deposits

    By P. Heald-Wetlaufer

    Doubly polished sections (i.e., sections polished on both sides) allow insights into complex paragenetic relationships, the interpretation of which is essential to understanding ore-forming processes.

    Jan 1, 1982

  • TMS
    Producing Commercial Products From Inorganic Wastes

    By C. T. Philipp

    Recycling of waste is much preferred over disposal. This paper discusses the Enviroscience, Inc. (ESI) process, now being commercialized by MetWool, Inc., to recycle hazardous wastes using an extracti

    Jan 1, 1995

  • TMS
    Zinc Recycling Through The Modified Zincex Process

    By G. Diáz

    A basic technology coping with a wide range of secondary zinc sources has been developed. The process combines an electrowinning stage, a solvent-extraction unit and a leaching procedure. The acidity

    Jan 1, 1995

  • TMS
    Process Evaluations For Uranium Recovery From Scrap Material

    By B. R. Westphal

    The Integral Fast Reactor (IFR) concept being developed by Argonne National Laboratory is based on the pyrometallurgical processing of spent nuclear metallic fuel with subsequent fabrication into new

    Jan 1, 1992

  • TMS
    Methodology for Evaluating and Comparing Recycling Systems: A Case Study of Electroincs Recycling Systems

    By Susan Fredholm, Randolph Kirchain, Jeremy Gregory

    "Jurisdictions across the world have struggled to create and finance systems that can effectively collect and process electronics waste (e-waste). Many different system architectures have been propose

    Jan 1, 2008

  • TMS
    The Influence of Grain Size and Mineralogical Composition on the, Leachability of Copper Concentrates

    By F. E. Pawlek

    Copper concentrates can be comminuted in an attritor within a very short time to a particle size of 1 - 0.1 um. Addition of sodium hydroxide enhances commninution. The concentrates, suspended only in

    Jan 1, 1976

  • TMS
    Pollution to Power: A Case Study Of The Kennecott Sulfuric Acid Plant

    By Steven M. Puricelli

    Sulfuric acid plants associated with smelters, have historically been an overworked and often neglected pollution control device. They could do little more than manage the wide fluctuations in gas flo

    Jan 1, 1998

  • TMS
    Desulfurization Kinetics Of Molten Copper Matte By Gas Bubbling

    By Ho-Sang Sohn

    The kinetic study on desulfurization of copper matte by gas bubbling was designed under the presumptions of lower FeO activity and of no slag formation, Copper matte with 59% Cu and 22.6% S in weight

    Jan 1, 2003

  • TMS
    A study of the chlorine-aluminium interface

    By Gudrun A. Saevarsdotti

    For decades tile aluminium industry has been practicing gas treatment of aluminium melts. This treatment is of great importance because of its influence on 'impurity" and inclusion removal from t

    Jan 1, 1996

  • TMS
    Some Aspects Of Duplex PACVD Hard Coating Onto Tools For A Hot-Work Application

    By Vojteh Leskov?ek

    The tribological load is the load on forging tools resulting from the relative motions between the plastically deformed workpiece and the die. In comparison to many other forming processes hot die for

    Jan 1, 2006

  • TMS
    A CFD Application For Modeling Submerged Gas Injection In A Peirce?Smith Converter

    By Jussi Vaamol

    A commercial CFD-code was used to solve isothermal flow fields of gas and liquid in a Peirce-Smith converter. The model was validated with a 1/4 scale water model, and parametric study. Limits of the

    Jan 1, 1998

  • TMS
    Synthetic Fuel Production Utilizing CO2 Recycling as an Alternative to Sequestration

    By James O'Brien, Lyman Frost, Grant Hawkes, S. Elangovan, Manohar Sohal, J. S. Herring, Joseph Hartvigsen, Carl Stoots

    "Pressing environmental and energy security concerns have brought much needed attention to economic production of hydrogen as the secondary energy carrier for non-electrical markets as well as to meet

    Jan 1, 2010

  • TMS
    A State-of-the-Art Review of Solidification Modeling of Casting Processes

    By G. Upadhya

    Of late, solidification modeling has progressed considerably to emerge as a viable simulation tool for the foundry engineer. A wide variety of tools exist in the commercial market to cater to the vari

    Jan 1, 1994

  • TMS
    Decontamination of Synthetic Solutions Containing Copper Ions Using Modified Barks

    By I. Gaballah

    Decontamination of synthetic solutions of copper acetate, chloride, nitrate and sulfate containing 10, 100 and 1000 ppm of copper, using chemically treated barks has been studied. Metal percent remov

    Jan 1, 1993

  • TMS
    Selective Metal Recovery Using Biogenic Hydrogen Sulfide: Rio Tinto Mine, Nevada

    By R. W. Harnmack

    Hydrogen sulfide generated by the anaerobic respiration of sulfate-reducing bacteria was used to treat pH 2.2 water from the abandoned Rio Tinto copper mine in Nevada. The untreated water contained 55

    Jan 1, 1994

  • TMS
    Copper Smelting by The International Nickel Company of Canada, Limited

    By Staff

    The uninitiated, first-time visitor to the Copper Cliff Smelter of The International Nickel Company frequently finds it strange that the world's largest nickel producing works is located at a sit

    Jan 1, 1976

  • TMS
    A New Beginning for the Getchell Mine

    By P. G. Mason

    The Getchell property was mined for oxidized gold ore by underground and open pit methods from 1936 to 194.5, by which time known oxide ores were mined out. From 1945 until 1967 sulfide ores were mine

    Jan 1, 1989

  • TMS
    Control of Ag Distribution in YBCO/Ag Composites

    By Kazuhiro Nisizono, Takashi Kuroki, Nobuyuki Mori, Keisaku Ogi

    "The improvement of critical current density and mechanical property is essential to the practical application of the superconductive oxides. A solidification technique is developed in this study for

    Jan 1, 2000

  • TMS
    Use Of Solid Hematite To Fix Arsenic Contained In A Gas Phase

    By A. González

    Arsenic is one of the main contaminants present in Chilean copper concentrates and its abatement represents a challenge for the process metallurgy, particularly under the strong environmental requirem

    Jan 1, 2003

  • TMS
    Optimization Of Flash Smelter Offgas Cooling And Cleaning

    By Bengt T. Andersson

    Outokumpu Consulting Engineers, Outokumpu Oy SF-02200 Espoo 20, Finland This paper describes experiences from some operating non-ferrous flash -smelters and focuses on the advances in smelter byprodu

    Jan 1, 1983