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  • TMS
    Check On Level Of Environmental Contamination By Mercury And Cleanup Of Abetina Mining Area (Grosseto-Italia)

    By G. Belardi

    The purpose of the study was to check on the level of environmental contamination and to design a project for cleaning up the Abetina Mine area at Piancastagnaio (Grosseto, Italy). Contamination of th

    Jan 1, 1996

  • TMS
    Thermodynamic Considerations of Copper Complex Resources Smelting Process

    By Miao Tian

    Large quantities of copper complex resources are produced globally and urgent to be cleanly processed. This article presents a thermodynamic analysis of mixed smelting process including low-grade poly

  • TMS
    Rate Phenomena in the Aqueous Separation of Metals (f08bc774-ddd6-4dab-9e1e-2f0d9a82e0a0)

    By Renato G. Bautista

    "The chemistry of the separation of metals from each other and from the other undesirable components involve multiple simultaneous chemical reactions. In the case of leaching, the heterogeneous chemic

    Jan 1, 1996

  • TMS
    The Kinetic of Atmospheric Acid Leaching of Brazilian Lateritic Nickel

    By L. A. André Santos

    Atmospheric processing of nickel lateritic ores with low costs has been encouraged. In this work the kinetic of atmospheric acid leaching of a northern- Brazilian ore with 1.63% Ni and large amount of

  • TMS
    Recovery Of Vanadium From A High Ca/V Ratio Vanadium Slag Using Sodium Roasting And Ammonia Leaching

    By Xue Sun, Dengfu Chen, Yuting Chen, Mujun Long, Song Xu, Helin Fan

    In order to seek an effective extraction process for vanadium, the recovery of vanadium from a high Ca/V ratio vanadium slag was studied by sodium roasting and ammonia leaching. In the present paper,

    Jan 1, 2014

  • TMS
    The Cost of Oxygen in Hydrometallurgical Processing of Refractory Gold Sulphides

    By Gus Van Weert

    The cost of oxygen is a major and common factor in the hydrometallurgical processes developed or proposed tor the oxidation of refractory pyrites. This cost involves charges for the generation and the

    Jan 1, 1990

  • TMS
    Life Cycle Assessment of Microwave Hot Air Systems

    By Guo Chen, Jin Chen, Jinhui Peng

    "In this paper, the methods of life cycle assessment for microwave hot air systems, and the concept of green degree were proposed. Greenness evaluation index, evaluation system and evaluation model of

    Jan 1, 2013

  • TMS
    Evaluation of Physical Coal Beneficiation using Computerized Microscopy

    By W. E. Straszheim

    Computerized microscopic techniques were used to determine the size and identity of the ash-forming mineral components, as well as their association with the organic coal matrix, in order to aid in th

    Jan 1, 1989

  • TMS
    Progress in Recycling of Automobile Shredder Residue

    By B. J. Jody

    At Argonne National Laboratory, we have been developing a potentially economical process to recycle automobile shredder residue (ASR). We identified three potentially marketable materials that can be

    Jan 1, 1996

  • TMS
    Recollections of Industrial Applications of Mineralogy

    By G. C. Amstutz

    The topic of the industrial applications of mineralogy is a vast field which can be adequately covered only in a large book or by a two or three semester course. This paper recalls experiences of the

    Jan 1, 1982

  • TMS
    Sulfoxides and Its Complexes with Precious Metals

    By Zhang Yongzhu

    Sulfoxides are one kind of extractants for precious metals. The structure, the coordination reaction, the extraction behaviour and the precious metals complexes of sulfoxides are summarized. The diffe

    Jan 1, 1992

  • TMS
    Catalytic Metal Ion Fixation onto Activated Carbon Surface Through Microbial Biosorption

    A strategy is presented for a relatively. "low-tech" means for decontamination of streams . containing .low concentrations of toxic metals. Metal ion solutions were . circulate through fluidized beds

    Jan 1, 1991

  • TMS
    Optical Parameters Of Cds1-Ytey Thin Films

    By Shadia J. Ikhmayies

    CdSxTe1-x and CdS1-yTey solid solutions are usually formed in the interfacial region in the CdS/CdT thin film solar cells during the deposition of the CdTe layer and/or the processing steps of the dev

    Jan 1, 2015

  • TMS
    Commercialisation of the Minataur TM Process: Commissioning of Harmony Gold Refinery

    By Kathryn C. Sole

    A novel solvent-extraction process for the refining of gold was recently commercialised, with the commissioning in May 1997 of a 24 t a-' refinery at Harmony Gold Mine in Virginia, South Africa.

    Jan 1, 1998

  • TMS
    Thermal Analysis Characterization of Ramie Fibers with Different Diameters

    By Isabela Leao Amaral da Silva, Felipe Perisse Duarte Lopes, Alice Barreto Bevitori, Sergio Neves Monteiro, Ruben Sanchez Rodriguez

    "The fibers extracted from the stem of the ramie plant are among the strongest natural lignocellulosic fibers with a potential to be used as reinforcement of polymer matrix composites. Characterizatio

    Jan 1, 2011

  • TMS
    Model for Bacterial Leaching of Copper Ores Containing a Variety of Sulfides

    By H. Y. Sohn, M. K. McCarter, Bradley C. Paul

    "A computer model was constructed for bacterial leaching of the major sulfides found in porphyry deposits, including bornite, chalcocite, chalcopyrite, covellite, cubanite, enargite, native copper, py

    Jan 1, 1988

  • TMS
    Case Study on the Application of Research to Operations—Calcium Ferrite Slags

    By Stanko Nikolic

    The Top Submerged Lance (TSL) technology, developed in the 1970s, is now widely used for the processing of a range of materials. TSL technology for continuous converting was first patented in the 1990

  • TMS
    Sulfur in the Intec Copper Process

    By Peter K. Everett

    One of the major driving forces behind the development of the Intec Copper Process has been the increasingly stringent regulations governing SO2 emissions and, in some parts of the world, a declining

    Jan 1, 1996

  • TMS
    Microstructural Analysis of Sticking Phenomenon Occurring during Hot Rolling of Two 430J1L Ferritic Stainless Steels

    By Dae Jin Ha

    Sticking phenomenon occurring during hot rolling of two STS 430JlL ferritic stainless steels was analyzed by hot-rolling simulation tests. The sticking started from the initial nucleation stage in whi

    Jan 1, 2008

  • TMS
    A Comparison of the Electrochemical Hydrogenation of NdFeB and LaNi5 Intermetallic Compounds.

    By Kuo En Chang

    Many rare earth - transition metal (RE-TM) compounds absorb/desorb hydrogen reversibly at room temperature and atmospheric pressure. For LaNi5 which is used as a battery material, the electrochemical

    Jan 1, 1995