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  • TMS
    Flow and Settling Phenomena in Matte Smelting Electric Furnaces

    By A. Andreas Hejja

    Flow of slag and settling of matte in slag resistance electric furnaces are discussed in conjunction with furnace geometries, stirring action of the electrodes, buoyancy and electromagnetic effects. T

    Jan 1, 1996

  • TMS
    Thermodynamic Modeling of the CaO-FetO-Caf2 System for Application in Electroslag Remelting

    By Dmitri Nassyrov, In-ho Jung

    "All relevant thermodynamic and phase diagram data in the CaO-Fe10-CaF2 system were critically reviewed. One set of model parameters describing the Gibbs energy of all phases has been obtained as a re

    Jan 1, 2013

  • TMS
    Pilot-Scale Treatability Study Of The Xidagou Mixing Metallurgical Waste Water

    By Xiang Zhu

    Xidagou is the largest waste water discharge channel of the Anshan Iron and Steel Complex (AISC) with average flow rate of 8000 cubic meters per hour, which is about 75% of the total effluent of the A

    Jan 1, 1994

  • TMS
    Enhanced Reduction of Self-Reducing Pellet of Chromites With Fe-Si Addition in the Reductant

    By Adolfo Pillihuaman Zambrano

    Fe-Cr-C production is a very high electrical energy consuming process. Decrease up to 10% of this electrical energy is expected when self-reducing agglomerates are used. This research aims to understa

    Jan 1, 2008

  • TMS
    Alurec -A 'New Salt-Free Process: Far recovery of aluminum from dross and aluminum containing materials

    By Henrlk Gripenberg

    To solve the environmental and financial problems of the traditional Rotary Salt Furnace process, a new salt-free method for aluminum dross and scrap melting, ALUREC, has been developed by AGA and its

    Jan 1, 1995

  • TMS
    Mechanism Of Na₂So₄ On Refractory Gold Concentrate At Roasting Pretreatment

    By Bin Xu, Qian Li, Yong-bin Yang, Tao Jiang, Jian-jun Hu

    It could significantly increase the leaching rate of refractory gold concentrate containing sulfur and arsenic by roasting pretreatment with adding certain amount of sodium sulfate, and the mechanism

    Jan 1, 2015

  • TMS
    The Dissolution Of Metallic Zinc In D2EHPA

    By Luis M. Chia

    The direct dissolution of zinc in an organic solution of di-(2-ethylhexyl) phosphoric acid (D2EHPA) and kerosene was studied. The objective was to gain a better understanding of the fundamentals invol

    Jan 1, 1995

  • TMS
    Alloy Solidification: Modeling Techniques

    By J. A. Sekhar

    Solidification processing/casting is increasingly being adopted as the preferred manufacturing technique for the fabrication of net shaped complex geometry components. Modeling of solidification proce

    Jan 1, 1990

  • TMS
    Dissolution of Metals in Hydrometallurgy - An Interdisciplinary Subject

    By Kenneth N. Ham

    Hydrometallurgy covers a wide spectrum of areas and its knowledge base is enlarged and enhanced by contributions from many other fields. Dissolution of metals and alloys in aqueous media will be used

    Jan 1, 2002

  • TMS
    Some Aspects Of Cementation Reactions (f73af15b-e0da-40ec-9c49-11c3f49fc9b6)

    By Ian M. Ritchie

    Cementation or metal displacement reactions such as Cu2+ + Fe Cu + Fe2+ are among the oldest known hydrometallurgical reactions. They are still used in the recovery of some metals and in the

    Jan 1, 2003

  • TMS
    Segregation Arising from Natural Convection during Solidification

    By J. R. Sarazin

    Density driven convection during solidification has been recognized for some time to result in macrosegregation particularly when lower density alloying elements are rejected into the interdendritic l

    Jan 1, 1991

  • TMS
    Thermodynamic Investigations Of Pyrometallurgy Of Sulfide Concentrates

    By Vladimir Mindin

    This paper presents results of thermodynamic investigations and experimental' studies of some essential for pyrometallurgy of sulfide concentrates topics. Among them: 1. Thermodynamic simulation

    Jan 1, 1998

  • TMS
    Oxysulphide in Metallurgy of Nickel and Colbalt

    By I. D. Reznik

    On blowing nickel matte in a converter without quartz, first the oxidation of metallic iron and a part of FeS occurs without evolving sulfur dioxide, the formed FeO dissolves in a sulphide smelt and f

    Jan 1, 1997

  • TMS
    CaF2-H2SO4 Leaching of a Manganese Silicate Ore

    The U.S. Bureau of Mines investigated CaF2-assisted H2SO4 leaching to extract Mn from domestic silicate manganese resources. A pyroxmangite ((Mn,Fe)Sio3) ore containing, in pct, 34 Mn, 23 Si, 3 Ca, an

    Jan 1, 1991

  • TMS
    Computational Modelling of Metals Reduction Processes

    By M Philip Schwarz

    "This paper reviews the status of computational modelling of a variety of common metals reduction processes, namely the blast furnace, rotary kiln and fluidised bed, and one new process not yet commer

    Jan 1, 2001

  • TMS
    Fluid Flow Phenomena and Solidification Bera Vior during the Casting of a Pb-Sb-Sn Alloy

    By Matthew John M. Krane

    "The macrosegregation patterns and convective behavior of a Pb-5wt%Sb-35wt%Sn alloy are studied using new numerical treatments of solid particle motion and of transport phenomena occurring during the

    Jan 1, 1999

  • TMS
    Use Of Direct Leaching Process in Heavy Raining Regions

    By A. Lakschevitz

    The Amazon region offers a large potential for gold extraction but its peculiar characteristics such as heavy rains, lacking of roads and general infra-structure, nature of the ore deposits, etc.. do

    Jan 1, 1989

  • TMS
    Investigation of the Effects of Solidification Rate and Melt Hydrogen Concentration on Porosity Formation in Aluminum Alloy 2024

    By P. N. Anyalebechi

    "The effects of solidification rate, initial melt hydrogen concentration, and grain refining on porosity formation in aluminum alloy 2024 have been investigated with unidirectionally cooled laboratory

    Jan 1, 2011

  • TMS
    Effect of Eh in the High Pressure Acid Leaching of Nickel Laterite Ores

    By Julian Johnson

    The effect of changing redox potential (Eh) on the high temperature sulfuric acid leaching of Western Australian dry-land nickel laterite ores has been investigated. In particular, the effect of added

    Jan 1, 2004

  • TMS
    The Removal of Iron from Molten Aluminium

    By H. M. . van der Donk

    In this work an overview is given about the techniques available for the removal of metallic impurities from molten aluminium. The overview is focused on the removal of iron. Also, some experimental r

    Jan 1, 1995