Recycling treatment of waste oil-based drilling mud in gas fields.

Sci Rep · 2026 · PMC12894866 · PMID 41554802

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a decreasing trendno p-value reported

Effect of oxidant types, dosages, and oxidation time on IW treatment The COD of CW under acidic conditions is significantly lower than that under alkaline conditions, and the COD shows a decreasing trend with the decrease of pH, as shown in Fig. 3 .

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an increasing trendno p-value reported

Judging from the experimental phenomenon, due to the gradual decrease in pH, the CW shows a trend of becoming clearer, but the chromaticity of the CW shows an increasing trend, resulting in a decrease in TR 28 .

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