Fatty acid additives for surfactant foaming agents

Details Fatty acid additives for surfactant foaming agents Fatty acid additives for surfactant foaming agents

E - Fixed Constructions

21

B

E21B 43/22 (2006.01) C09K 8/592 (2006.01) C09K 8/594 (2006.01) E21B 43/16 (2006.01) E21B 43/24 (2006.01)

Patent

CA 2097145

The invention is a method for increasing the effectiveness of steam or carbon dioxide foaming operations for improving conformance during steam or carbon dioxide floods by adding to the surfactant foaming solution a fatty acid having about 12 to about 20 carbon atoms in a concentration such that the ratio of fatty acid to surfactant in the foaming solution is between about 1:4 and about 3:2.

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