Wells – Processes – Heating – cooling or insulating
Patent
1984-08-10
1986-08-26
Suchfield, George A.
Wells
Processes
Heating, cooling or insulating
166309, E21B 4324
Patent
active
046077006
ABSTRACT:
An improved cyclic steam injection process for recovering hydrocarbons from a subterranean formation. The process includes the use of alpha-olefin sulfonate dimer surfactants in the steam to form a foam-steam drive medium which is injected into the formation through an injection well to enhance the recovery of hydrocarbons from said well when it is in a production well mode of operation.
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Duerksen John H.
Knight Jack D.
Wall Robert G.
Chevron Research Company
Keeling E. J.
LaPaglia S. R.
Suchfield George A.
Zavell A. Stephen
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