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Liquid column fractionation: a method of solvent fractionation of coal liquefaction and petroleum products

✍ Scribed by Francis P. Burke; Richard A. Winschel; David L. Wooton


Book ID
107755545
Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
350 KB
Volume
58
Category
Article
ISSN
0016-2361

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The present paper introduces an instrumental procedure based on column liquid chromatography for the total analysis of petroleum heavy ends and similar samples.The procedure avoids the precipitation of asphaltenes and asphaltols. One sequence of eluents fractionates the sample into 8 fractions: 5 no