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  • TMS
    Safe Practices in Gas Handling at Magma Copper Company (3f972de0-117d-4ec3-b10d-0efd5a84064d)

    By Art Johnston

    Gas handling at Magma Copper Company's, San Manuel smelter receives process gas from a flash smelting furnace and four copper converters. The major gas handling equipment consists of four electro

    Jan 1, 1992

  • TMS
    Safe Practices In Gas Handling At Magma Copper Company

    By Art Johnston

    Gas handling at Magma Copper company's, San Manuel smelter receives process gas from a flash .smelting furnace and four copper converters. The major gas handling equip11lent consists of four elec

    Jan 1, 1992

  • TMS
    A Mathematical Model to Study Filtration Efficiency of Ceramic Foam Filters

    By A. H. Castillejos E., F. A. Acosta G.

    Filtration is widely used as a terminal refining step for metals, particularly for the casting of aluminum alloys, but still more knowledge is required to understand how several factors affect the eff

    Jan 1, 1999

  • TMS
    Separation And Recovery Of Rare Metals From Spent Hydrodesulfurization Catalysts By Solvent Extraction

    By Katsutoshi Inoue

    The sulfuric acid leaching of spent hydrodesulfurization catalysts yields an acidic solution rich in rare metals such as molybdenum, vanadium, cobalt, and nickel in addition to aluminum. For the purpo

    Jan 1, 1995

  • TMS
    Structural Changes Associated with the Ignition of Pyrite and Chalcopyrite during Flash Smelting

    By F. R. A. Jorgenson

    The ignition of chalcopyrite and pyrite was studied using laminar flow furnace and thermal analysis techniques which were supported by XRD and optical microscopic examination of the products. In air,

    Jan 1, 1989

  • TMS
    Rapid Freeze Prototyping of Investment Cast Thin-Wall Metal Matrix Compostites I ? Pattern Build and Molding Parameters

    By Von L. Richards

    Rapid Freeze Prototyping (RFP) is a novel solid freeform fabrication technology that creates parts by depositing water droplets and freezing them rapidly to form layers. An investigation into the smal

    Jan 1, 2008

  • TMS
    Process Control Improvements at the Kennecott Utah Copper Smelter

    By Robert M. Leary

    The Kennecott Utah Copper smelter operates two Outokumpu flash furnaces: a smelting furnace for production of high-grade matte and a converting furnace for production of blister copper. Flash furnaces

    Jan 1, 2000

  • TMS
    Thermodynamic Studies Of The Gold(III)/(I)/(0) Redox System In Ammonia-Thiosulphate Solutions At 25°c

    The reported values of the standard reduction potentials of the Au(NH3)2+/Au(0) and Au(S2O3)23-/Au(0) couples are reviewed to emphasise the experimental difficulties associated with the measurement of

    Jan 1, 2003

  • TMS
    The Catalytic Role of Thiobacillus Ferrooxidans in the Leaching of Pure Natural Chalcopyrite

    By Tomás Vargas

    The catalytic role of Thiobacillus ferrooxidans in the dissolution of chalcopyrite was studied by leaching pure massive samples of this sulfide with a pure strain of Thiobacillus ferrooxidans (ATCC 19

    Jan 1, 1990

  • TMS
    Recovery Of Gold From Thiosulfate Solutions And Pulps With Ion- Exchange Resins

    By Michael J. Nicol

    Growing environmental and occupational safety concerns about the use of cyanide in gold processing has increased the interest in more acceptable alternatives. The most likely of these is thiosulfate.

    Jan 1, 1998

  • TMS
    Experimental Determination of Wall Heat Fluxes and Numerical Modelling of Transferred Arc(s). Can We Use it to Improve the Design and Operation of Our Plasma Reactor?

    By J. A. Bakken

    Thermal plasmas are interesting for a wide range of metallurgical and chemical processing applications. The 300 kW experimental reactor PRESS, which has been in use since 1987, is operated in the tran

    Jan 1, 1991

  • TMS
    Refractories for Nickel Extractive Metallurgy

    By L. J. Davies

    Refractories usage in furnaces for the extraction of nickel from both sulphides and lateritic ores is reviewed. Recent changes in raw materials and basic brick qualities developed to meet the increasi

    Jan 1, 1988

  • TMS
    Modern Beryllium Extraction: A State-Of-The-Art Kroll Reduction Plant

    By Edgar E. Vidal, Keith Smith, James A. Yurko

    Beryllium, like many other reactive metals, is extracted from a halide (generally BeF2) using magnesiothermic reduction, also known as the Kroll process. The beryllium is produced in a molten state, w

    Jan 1, 2015

  • TMS
    High Temperature Treatment Of Contaminated Solids

    By Guohui Zheng

    The ever increasing quantities of solid wastes generated by various industries are at the source of the growing need for proper waste disposal methods. Thermal treatment of combustible wastes is a pro

    Jan 1, 1996

  • TMS
    Simulation of Turbulent Flow and Particle Transport in the Continuous Casting of Steel

    By T. Shi, Q. Yuan, S. P. Vanka, B. G. Thomas

    "The quality of continuous cast steel is greatly affected by fluid flow in the mold region, especially involving transient phenomena. Mathematical models are being applied to investigate many differen

    Jan 1, 2001

  • TMS
    High-Pressure Injection Of Air Into A Peirce-Smith Copper Converter

    By J. K. Brimacombe

    Plant trials have been conducted at the Tacoma Smelter of ASARCO to assess the effect on tuyere blockage and refractory erosion at the tuyere line, of increasing the injection pressure of air into a P

    Jan 1, 1983

  • TMS
    OS Process Thermochemical Approach To Reduce Titanium Oxide In The Molten CaCl2 (Invited)

    By Ryosuke O. Suzuki

    A new cell concept for calciothermic reduction is proposed in which the titanium dioxide instead of TiCl4 is used as the raw material for reduction, Metallic calcium is needed as the reductant of a th

    Jan 1, 2003

  • TMS
    Bacterial Leaching of Low Grade Ores and Refractory Gold Ores by T. Ferrooxidans

    By Zhang Yongzhu

    Developments on bioleaching of low grade ores and refractory gold ores by T. Ferrooxidans in China are summarized. Effect of the ions on bacterial growth, bioelectrochemical reaction mechanism of sulf

    Jan 1, 1992

  • TMS
    The Use of the Petrographic Microscope in the Manufacture of Portland Cement and Related Technical Service

    By Richard L. Werner

    The petrographic microscope as a tool in determining impurities and grain size of limestones, clays, sand and coal ash for possible use as raw materials is discussed. Its use in the determination of t

    Jan 1, 1982

  • TMS
    Kidd Smelter Commitment To A Clean Environment

    By Leon E. Laforest

    An early commitment by Kidd Creek Mines Ltd. (formerly Texasgulf Canada) to follow a stringent environmental control programme from the initial stages of design and development of its metallurgical fa

    Jan 1, 1983