E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/39
E21B 43/24 (2006.01) C09K 8/592 (2006.01)
Patent
CA 1172160
A B S T R A C T STEAM FOAM DRIVE PROCESS A steam foam drive process for displacing oil within a subterranean reservoir is improved by injecting into the reservoir a steam-foam-forming mixture of steam, and an olefin sulfonate-containing surfactant component.
399211
Dilgren Richard E.
Owens Kenneth B.
Shell Canada Limited
Smart & Biggar
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