Wells – Processes – Distinct – separate injection and producing wells
Patent
1990-08-10
1992-04-21
Suchfield, George A.
Wells
Processes
Distinct, separate injection and producing wells
166272, 166274, 166295, 166300, 252 8554, 523130, F21B 33138, F21B 4322, F21B 4324
Patent
active
051058847
ABSTRACT:
A foam is provided having utility for improving sweep efficiency in subterranean oil-bearing formations and having specific utility for conformance improvement treatments and mobility control in such formations. The foam is a gel medium having a gas dispersed therein. The gel medium is made up of a crosslinkable polymer, a crosslinking agent, a surfactant and a liquid solvent.
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Ebel Jack E.
Hummel Jack L.
Marathon Oil Company
Suchfield George A.
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