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Journal of Chemistry
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2013
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Article
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Tab 4
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Research Article
Experimental Study on the Properties and Displacement Effects of Polymer Surfactant Solution
Table 4
Wetting angles of the cores treated before and after by Type III polymer surfactant.
Core number
Wetting angles before (°)
Wetting angles after (°)
Berea 200-3
93
73
Berea 200-4
96
87
Natural 200-3
125
105
Natural 200-4
130
102