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Extraction of coal-tar pitch and the effect on carbonization

โœ Scribed by J.R. Kershaw; P.J. Smart


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
730 KB
Volume
32
Category
Article
ISSN
0008-6223

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Shpol'skii luminescence spectroscopy of
โœ John A.G. Drake; Derry W. Jones; Brian S. Causey; Gordon F. Kirkbright ๐Ÿ“‚ Article ๐Ÿ“… 1978 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 382 KB

Shpol'skii luminescence spectra in straight-chain-alkane matrices at 77 K have been measured from carbon-disulphide extracts of nine coal macerals and a cyclohexane extract of a coal-tar pitch. Twelve individual polycyclic hydrocarbons, containing from three up to ten rings, have been identified. Th