Micellar slug for oil recovery

Wells – Processes – Distinct – separate injection and producing wells

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166273, 252 8554, E21B 4322

Patent

active

047654082

ABSTRACT:
A micellar slug for use in the recovery of oil, consisting essentially of a surfactant and an aqueous medium, which may contain an inorganic salt. The surfactant contains:

REFERENCES:
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patent: 4017405 (1977-04-01), Holm
patent: 4018278 (1977-04-01), Shupe
patent: 4059154 (1977-11-01), Braden et al.
patent: 4066124 (1978-01-01), Carlin et al.

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