This paper was prepared for presentation at the 1999 SPE Annual Technical Conference and Exhibition held in Houston, Texas, 3–6 October 1999.

Keywords:
spe 56609, permeability region, lignosulfonate, oil recovery, sacrificial agent, displacement, flooding application, surfactant, yaghoobi, surfactant cd1045
Subjects:
Improved and Enhanced Recovery, Chemical flooding methods
1999. Society of Petroleum Engineers
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