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The Evaluation of Two Local Petroleum Residues

Petroleum Science and Technology • 2010
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Publication Information
Authors M. H. M. Ahmeda; A. A. El-Bassoussib; S. M. El Sayedb; J. S. Bastab; E. -S. K. Attia
Keywords column chromatography, fractions, gas chromatography, solvent extraction, vacuum residues
Journal Petroleum Science and Technology
Publisher Taylor & Francis Group, LLC
Volume 28
Issue Not Available
Pages 1503–1512
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
Two vacuum residues were delivered from two different petroleum refineries, one from Suez Petroleum Company and the second from Alexandria Petroleum
Company. They were subjected to solvent extraction using n-pentane, n-heptane,
and ethyl acetate. The process of solvent extraction aims to separate maltenes and
asphaltenes. The maltenes were further subjected to liquid chromatography (column
chromatograph) in order to separate them into saturates and aromatics (mono-, di-,
and poly-) and resins. The saturates that were separated from the maltenes of the two
vacuum residues with different solvents were studied by gas chromatography in order
to determine how much n-paraffins and cyclo-paraffins they contained.