Evolution of organic oxygen bonds during
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Jana MrΓ‘zikovΓ‘; Stanislav Sindler; LubosΜ Veverka; JirΜi MacΓ‘k
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Article
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1986
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Elsevier Science
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English
β 419 KB
Five Czech coals of different rank (70.2, 71.5, 74.5, 75.0 and 83.3 wtT$, carbon) were heated at different temperatures in the range 25&85o"C and the contents of oxygen-containing functional groups (-OH, -COOH, =CO, -OCH,) were determined in the coals and carbonization residues. The coals and residu