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  • TMS
    Smelter Off-Gas Cleaning Impact Of Gas Cooling Techniques On Smelter Dust Segregation

    By J. P. Evans

    The modem 'copper smelter today utilizes tonnage oxygen for smelting concentrates. ,generating a high strength S02 off-gas leaving the smelter vessel. This gas stream. which also contains any unr

    Jan 1, 1992

  • TMS
    Hydrometallurgical Extraction Of Rare Earth Elements From Low Grade Mine Tailings

    By Y. Yang, S. Peelman, J. Sietsma, Z. H. I. Sun

    The rare earth elements (REEs) present in the Kiruna iron ore mine tailings are being considered as a new REE resource for the EU. These tailings, after beneficiation, contain approximately 5000 ppm o

    Jan 1, 2016

  • TMS
    Influence of Organic Additives on Electrolytic Tin Deposition and Dissolution in Stannous Sulfate Electrolyte

    By H. C. Roland Kammel

    Stannous sulfate electrolytes are widely used nowadays in electrolytic tin production. Characteristic features of this electrolysis process are that dense cathode deposits can only be obtained by addi

    Jan 1, 1985

  • TMS
    Thermodynamic Modeling of Molten Metal Systems

    By R. G. Reddy

    The Margules .equation is used for interpreting excess Gibbs energy of several ternary systems. In the present study activity coefficient of 'a dilute solute, 2, in a binary solvent 1-3 was deriv

    Jan 1, 1996

  • TMS
    Horizontal Directional Solidification of Zn-Al Alloys

    By Marco Zurco, Claudia M. Mendez, Alicia E. Ares, Carlos E. Schvezov, Carlos M. Rodriguez

    "Zinc-Tin alloys were solidified in horizontal form and the obtained results were analyzed. During solidification the distribution of temperatures were measured by using thermocouples located strategi

    Jan 1, 2012

  • TMS
    Thermodynamic Modeling of Molten Metal Systems

    By S. R. Reddy, R. G. Reddy

    "The Margules equation is used for interpreting excess Gibbs energy of several ternary systems. In the present study activity coefficient of a dilute solute, 2, in a binary solvent 1-3 was derived. Th

    Jan 1, 1996

  • TMS
    High-Temperature Cyanide Leaching of Automobile Catalysts In A Process Development Unit

    By R. J. Kuczynski

    The U.S. Bureau of Mines operated a 2,000-9 (4.4-lb) batch process development unit for recovering platinum-group metals (PGM) from automobile catalysts. Virgin monolith, used pellet and used monolith

    Jan 1, 1993

  • TMS
    Characterization Of The Phase Composition Of Nanosized Lithium Titanates Synthesized By Inductive Thermal Plasma

    By Gervais Soucy, François Quesnel, Pierre Hovington, Wen Zhu, Karim Zaghib, Jocelyn Veilleux

    The properties of lithium titanates anodes in Li-ion batteries are highly dependent on their secondary constituents. While their main phase is usually constituted of Li4Ti5O12, significant quantity of

    Jan 1, 2015

  • TMS
    In-Situ Monitoring of the Sintering Process with Non-Contact Electromagnetic Acoustic Transducers

    By James C. Foley

    In-situ characterizations of green state part density and sintering state have long been desired in the powder metal community. Recent advances in non-contact electromagnetic acoustic transducer (EMAT

    Jan 1, 2001

  • TMS
    Bacterial Heap Leaching Of Covellite

    By Sergio Bustos

    Covellite resulting from an original 0.5 % Cu(tot) chalcocite ore has been leached in columns at different temperatures, in the lower range of 10 - 20 °C, under acid - ferric bacterial leaching condit

    Jan 1, 1999

  • TMS
    Gold Recovery from Refractory Sulfidic-Carbonaceous Ore Part I: Biooxidation-Heap Pretreatment.

    By J. A. Brierley

    A biooxidation-heap pretreatment process was field tested to evaluate enhancing gold recovery from a preg-robbing sulfidic carbonaceous ore. Newmont Gold Company's Gold Quarry sulfidic carbonaceo

    Jan 1, 1995

  • TMS
    International Domination and Conflicts Viewed from Metal Resources: A Historical Review

    By T. Shoji

    "The human history is characterized by social development based on mineral and energy resources, and many conflicts to take the resources by power. This is shown by not only world wars but also many l

    Jan 1, 2000

  • TMS
    Kinetics Of Gaseous Reduction Of Manganese Ores

    By Rodney J. Ishak

    The reduction of Mn3O4 to MnO has been investigated in a thermobalance apparatus. The charge was composed of manganese ore (decomposed by heating/calcination or pre-reduction to mainly Mn304) and coke

    Jan 1, 2003

  • TMS
    Flow Visualization and Temperature Measurements Close to the Arc Attachment Zone of a Laboratory Scale DC Arc Furnace for Slag Cleaning

    By Adrian C. Deneys, David G. C. Robertson

    "Fluid flow phenomena on the surface of a molten slag have been documented using video photography in a laboratory scale D.C. arc furnace. The flow on the surface of the slag appeared to be electromag

    Jan 1, 1999

  • TMS
    Trace Metal Distributions in Nickel Slag Cleaning

    By Niko Hellstén

    To capture efficiently the valuable trace metals from nickel slag using electric furnace, it is important to study their distributions between the slag and metallic phases in the furnace. It is imposs

  • TMS
    Preliminary Investigations on the Effects of Particle Size and Tip size in the Current Activated Tip-based Sintering (CATS) of Nickel Powder Compacts

    By K. Morsi, S. K. Kassegne, A. El-Desouky, K. S. Moon

    "Current Activated Tip-based Sintering (CATS) is a new process for the powder-based fabrication of macro, micro and possibly nano-scale features and shapes. This new and unique process enables selecti

    Jan 1, 2011

  • TMS
    Oxidation of Copper Matte Particles Under Simulated Flash Converting Conditions

    By Kirsi M. Riihilahti

    The oxidation characteristics of solid copper matte particles under simulated Kennecott-Outokumpu Flash Converting conditions are presented. This project is concerned with the determination of the eff

    Jan 1, 1997

  • TMS
    Production of Zinc Oxide for Zinc Smelting Process From EAF Dust at Shisaka Works

    By N. Tsuneyama

    Sumitomo Metal Mining Company has been operating Waelz Kiln at the Shisaka Works for 12 years to recover zinc and lead from electric arc furnace (EAF) dust. To increase the capacity and cut down the o

    Jan 1, 1990

  • 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
    Low Melting Fluxes For Recycling Of Ai Scrap

    Physical and chemical properties of the salt flux phase play a significant role in the recycling of UBC in Aluminum melting processes. Particularly knowledge of several properties such as salt vapor p

    Jan 1, 1996