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  • TMS
    Plasma Technology for Metal and Alloy Production Present Status and Future Potential

    By Jerome Feinman, Sven O. Santen

    "The principles involved in the generation and application of plasma energy are reviewed briefly and the major developments in commercial and semi-commercial primary metal and alloy production are des

    Jan 1, 1988

  • TMS
    Recovery of Recyclable Materials from Shredder Residue

    By B. J. Jody

    Each year, about 11 million tons of metals (ferrous and nonferrous) are recovered in the U.S. from about 10 million discarded automobiles. The recovered metals account for about 75% of the total weigh

    Jan 1, 1994

  • TMS
    Analytical and Numerical Analysis of the Mud Flow around a Sphere in Crossed Electric and Magnetic Fields

    By N. El-Kaddah, A. D. Patel, T. T. Natarajan

    The phenomenon of particle migration in a conducting fluid under an applied electromagnetic force field finds its application in selective sorting of minerals and more recently in the removal of inclu

    Jan 1, 1999

  • TMS
    Five Years Of Industrial Experience With The Plasma Dross Treatment Process

    By Serge Lavoie

    Alcan's Guillaume-Tremblay plant, located in Jonquiere, Quebec, has been in operation since 1990. This was the first plasma dross processing plant ever built. In addition to the use of the plasma

    Jan 1, 1995

  • TMS
    Finite Element Simulation of the Directional Solidification Process for Cylinders (2D) and Rectangular Bars (3D)

    By A. F. Giamei, F. Landis, M. O. Duffy, R. J. Mador

    "The directional solidification of complex advanced gas turbine airfoils must be carried out without the nucleation of undesirable grains and with minimal shrinkage. Such problems are typically elimin

    Jan 1, 1986

  • TMS
    Effect of Casting Speed on Temperature Difference between Copper Plate and Solidifying Shell in Meniscus of Slab Continuous Casting Mold

    By Xiang-ning Meng, Miao-yong Zhu

    "A three-dimensional finite-element heat-transfer model is conducted to predict temperature of hot copper plate in a slab continuous casting mold and the effect of casting speed on temperature differe

    Jan 1, 2011

  • TMS
    Electroslag Melting For Recycling Scrap of Valuable Metals and Alloys

    By V. V. Satya Prasad, A. Sambasiva Rao

    Electroslag melting technologies have recently been developed for recycling light scrap of valuable metals and alloys such as superalloys and oxygen free high conductivity (OFHC) copper at Defence Met

    Jan 1, 2000

  • TMS
    The Leaching of Chalcopyrite with Ferric Sulphate and Ferric Chloride

    By D. L. Jones

    The leaching of natural chalcopyrite was studied in both ferric sulfate and ferric chloride solutions. The chemistry of the two reactions is quite different, with substantial sulfur oxidation occurrin

    Jan 1, 1976

  • TMS
    Processing of Complex Sulphides

    By J. M. Figueiredo, A. R. Silva, M. C. Coelho, R. M. Guedes

    "With the continuous depletion of conventional sources of non ferrous metals, low grade complex sulphide deposits have been regarded as an alternative source of supply of zinc, copper, lead and also s

    Jan 1, 1988

  • TMS
    Reducing Mercury Emissions in Small Scale Mining-Experiences from South American

    By Herman Wotruba

    Mercury emissions and other environmental impacts in small-scale gold mining are a world-wide problem. "Clean" or better: "Cleaner" technologies have -apart from being environmentally sound -to guaran

    Jan 1, 2003

  • TMS
    Aqueous Pressure Oxidation of Silver-Bearing Cyanide Refractory Concentrates in Acidic Sulfate and Sulfate-Iodide Media

    By G. Van Weert

    Refractory gold ores and auriferous concentrates containing silver tend to form refractory silver jarosites during pressure oxidation. Earlier work with pure Ag2S has shown that the addition of iodine

    Jan 1, 1994

  • TMS
    Small Scale Refining of Jewelers Wastes

    By Roland Loewen

    A review of the aqua regia method for the recovery of gold from jewelry shop wastes is given. Also outlined is a specialized procedure for the recovery of the silver that occurs in these wastes. A cla

    Jan 1, 1989

  • TMS
    Two Methods For The Continuous Measurement Of Slag Viscosity From The Glassy To The Liquid States (5f63074c-5131-4845-b0a1-8d5efd01a495)

    By Yutaka Shiraishi

    Two methods were developed to measure the viscosity of the slag from the glassy to the liquid states in an ascending temperature process. The first method employs rotating parallel plates within which

    Jan 1, 2003

  • TMS
    Application of a Reacting CFD Model to Drop Tube Kinetics and Smelter Simulations

    By G. A. Eltringham, A. F. Sarofim, A. A. Shook, M. P. Heap, B. R. Adams, K. A. Davis

    This paper discusses the use of a reacting CFD model to determine chalcopyrite kinetics in a drop tube furnace and to predict the reaction of a chalcopyrite concentrate in the reaction shaft of an ind

    Jan 1, 1999

  • TMS
    Xtaltite-A Mineralogical Approach To The Disposal Of Mercury And Arsenic Wastes

    By T. J. White

    Xtaltite is the trade name for a generic technology which exploits the well known insolubility of some minerals, which naturally incorporate toxic waste elements, to consolidate and immobilise a range

    Jan 1, 1994

  • TMS
    Raman Spectroscopic Study of the Structural Modifications Associated with the Addition of Calcium Oxide and Boron Oxide to Silica

    By Merete Tangstad, Gabriella Tranell, Jeff Kline

    "Raman spectroscopy as an instrumental technique for the determination of silicate structure is widely accepted. This method was utilized for analysis of structural modifications associated with the

    Jan 1, 2012

  • TMS
    Suitable Water Flow And Water Temperature Difference Of Blast Furnace

    By Jin-yan TIE, Ke-xin JIAO, Qian Li, Hai-bin ZUO, Jian-Liang Zhang, Meng SHEN

    This paper designs three factors such as temperature, pH, conductivity and three levels of orthogonal test. Temperature is a significant factor. However PH and conductivity are not significant through

    Jan 1, 2015

  • TMS
    Effect of Fluid Flow on Inclusion Coarsening in Low-Alloy Steel Welds

    By S. S. Babu, T. Hong, T. DebRoy, S. A. David

    "Oxide inclusions form in welds because of deoxidation reactions in the weld pool. These inclusions control the weld microstructure development. Thermodynamic and kinetic calculation of oxidation reac

    Jan 1, 1999

  • TMS
    Continuous Precipitation and Separation of Copper, Cadmium, Mercury and Arsenic

    By Bogidar Mihaylov

    A laboratory study was conducted on continuous precipitation of copper, cadmium, mercury and arsenic using thiourea, thioacetamide, sodium sulfide and ammonium sulfide as precipitating agents. Dependi

    Jan 1, 1992

  • TMS
    Fundamental And Applied Research On Tin Electrorefining Employing Stainless Steel Cathodes (Invited)

    By Paulo von Krüger

    This paper deals with the cell design and operation of a tin electrorefining 1:5 pilot plant. The purpose of the work was the fitting of the basic parameters to be used in a full-scale tankhouse from

    Jan 1, 2003