Title:
Treatment of residual asphaltic oils with light hydrocarbons
United States Patent 2875149

Inventors:
Beavon, David K.
Publication Date:
02/24/1959
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Assignee:
TEXAS CO
Primary Class:
208/73
Other Classes:
208/93, 208/87, 208/86, 208/96
International Classes:
C10G21/00
US Patent References:
2692222Combination, deasphalting, phenol treating, and dewaxing process
2696458Deasphalting operation
2793167Solvent deasphalting of residual oils with wash oil to remove metal contaminants
2793168Method for solvent deasphalting of residual oil