Study on multi-scale oil displacement mechanism polymer/nanoparticle composite flooding.

Front Chem · 2025 · PMC12174417 · PMID 40534998

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an increasing trendno p-value reported

As the displacement process continues, the recovery efficiency shows an increasing trend, achieving a 6% higher recovery than polymer flooding while reducing injection pressure by up to 14%.

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a decreasing trendno p-value reported

The experimental results demonstrated that all composite systems exhibited a decreasing trend in viscosity with increasing shear rate.

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