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96/01369 Elemental composition of asphaltenes from coal liquefaction

Publisher
Elsevier Science
Year
1996
Weight
169 KB
Volume
37
Category
Article
ISSN
0140-6701

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Dependence of coal liquefaction behaviou
Dependence of coal liquefaction behaviour on coal characteristics. 7. Structural differences between coals of different rank and the asphaltenes derived from them
โœ Lawrence J. Shadle; Peter H. Given ๐Ÿ“‚ Article ๐Ÿ“… 1982 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 884 KB

Aslphaltenes are difficult to characterize by any procedure that involves chromatography. In an attempt to obtain useful information on unfractionated asphaltenes and their structural relations to their parent coals, asphaltenes from a set of eight coals of hvA rank and different coalification histo