Method for recovering petroleum using oligomeric surfactants

Details Method for recovering petroleum using oligomeric surfactants Method for recovering petroleum using oligomeric surfactants

1987-06-24

1989-04-11

Suchfield, George A.

Wells

Processes

Placing fluid into the formation

166273, 166275, 252 8554, E21B 4322

Patent

active

048197297

ABSTRACT:
A method for recovering petroleum from a subterranean, petroleum-containing formation. It includes injecting into said formation a formulation comprising an oligomeric surfactant wherein said oligomeric surfactant has the following formula:

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