Abstract <p>Phase transformations in fly ash from the concentration plant of the Norilsk Mining and Metallurgical Combine were examined by X-ray microanalysis and X-ray diffraction phase analysis during gas-phase treatment in a HNO<sub>3</sub> (vapor)–air atmosphere, followed by treatment of the resulting products with water.</p>

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Modification of the Mineral Composition of Metallurgical Sludges during Gas-Phase Treatment in Nitriding Media. Part I. Fly Ash from the Concentration Plant of the Norilsk Mining and Metallurgical Combine

  • K. V. Martynov,
  • Yu. M. Nevolin,
  • S. A. Kulyukhin

摘要

Abstract

Phase transformations in fly ash from the concentration plant of the Norilsk Mining and Metallurgical Combine were examined by X-ray microanalysis and X-ray diffraction phase analysis during gas-phase treatment in a HNO3 (vapor)–air atmosphere, followed by treatment of the resulting products with water.