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    Article

    Removal of impurities from crude nickel sulfide by selective dry chlorination and leaching

    Finely ground impure nickel sulfide is treated with dry gaseous chlorine at about 600°F to selectively chlorinate copper, cobalt and iron. These chlorinated impurities are leached from the nickel sulfide by ag...

    A. Illis, V. Opratko, A. Manson in Metallurgical Transactions B (1975)

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    Article

    The recovery of osmium from nickel refinery anode slimes

    The commencement of pilot-scale production of high-purity osmium in 1965 increased to fifteen the number of elements recovered in marketable form from the Sudbury, Ontario, Ni−Cu ores. Detection of minute quan...

    A. Illis, B. J. Brandt, A. Manson in Metallurgical Transactions (1970)

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    Article

    Some Novel Aspects of the Pyrometallurgy and Vapometallurgy of Nickel

    Two innovations in the extractive metallurgy of nickel are described. One is the introduction of the top blown rotary converter (TBRC) to the nonferrous smelting industry for iron slagging and metal making. Th...

    Paul Queneau, C. E. O’Neill, A. Illis, J. S. Warner in JOM (1969)