Investigation of the transformations of
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Gerald P. Huffman; Frank E. Huggins; Armand A. Levasseur; Oscar Chow; Srivats Sr
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Article
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1989
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Elsevier Science
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English
⚖ 653 KB
The transformations of pyrite removed from coal in a drop-tube furnace containing a 95 % N,-5 % 0, atmosphere were investigated. Gas temperatures ranged from 13 11 to 1727 K and residence times from 0.07 to 1.2 s. Mossbauer spectroscopy provided quantitative analysis of the iron compounds in the dro