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Gas injection leads to foam formation in porous media in the presence of surfactant solutions, which is used for flow diversion and enhanced oil recovery. We present here laboratory experiments of co-injecting nitrogen and sodium $$C_{14-16}$$ C 14 - 16 alpha olefin sulfonate with two concentrations: $$20 \times $$ 20 × the critical micelle concentration (CMC) in an unconsolidated...
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