HIGHLIGHTS
- who: Speight J. G. from the Inc, Overland Road, Laramie, Wyoming, United States have published the article: Petroleum Asphaltenes - Part 1: Asphaltenes, Resins and the Structure of Petroleum, in the Journal: (JOURNAL)
- what: The definition of the nonvolatile constituents of petroleum (i.e., the asphaltene constituents, the resin constituents, and, to some extent, part of the oils fraction insofar as nonvolatile oils occur in residua and other heavy feedstocks) is an operational aid.
SUMMARY
The tendency of the asphaltene constituents to vary with the solubility parameter of the hydrocarbon medium is . . .
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