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U.S. Department of Energy
Office of Scientific and Technical Information

Oil recovery by increasing the injectivity index of micellar systems containing crude oil sulfonates

Patent ·
OSTI ID:5965895
Flooding hydrocarbon-bearing, subterranean formations with micellar systems containing crude oil sulfonates is improved by extracting wax from the micellar system before it is injected into the formation.
Assignee:
Marathon Oil Co.
Patent Number(s):
US 4147637
OSTI ID:
5965895
Country of Publication:
United States
Language:
English