Micellar slug for oil recovery

Details Micellar slug for oil recovery Micellar slug for oil recovery

1983-03-31

1986-07-01

Guynn, Herbert B.

Compositions

Leather or fur treating

166274, 166275, E21B 4322

Patent

active

045978794

ABSTRACT:
A micellar slug for use in the recovery of oil, the slug containing a hydrocarbon, an aqueous medium, a surfactant, and a cosurfactant. The surfactant contains as an essential component an internal olefin sulfonate having 10 to 26 carbon atoms, a hydroxyalkane sulfonate content of not less than about 40% by weight and a disulfonate content of not more than 20% by weight and said internal olefin sulfonate being desired from the sulfonation of an internal olefin having the general formula:

REFERENCES:
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patent: 3415753 (1968-12-01), Stein et al.
patent: 3428654 (1969-02-01), Rubinfeld et al.
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patent: 3508611 (1970-04-01), Davis et al.
patent: 3536136 (1970-10-01), Jones
patent: 3808156 (1974-04-01), Gorsich et al.
patent: 3867317 (1975-02-01), Woo et al.
patent: 3990515 (1976-11-01), Wilchester et al.
patent: 4064076 (1977-12-01), Klisch et al.

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