Dependence of coal liquefaction behaviou
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Lawrence J. Shadle; Peter H. Given
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Article
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1982
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Elsevier Science
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English
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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