Study on the effect of solid particle proppant on fracture support and flow conductivity in coal seam.

Sci Rep · 2026 · PMC13065749 · PMID 41776246

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a decreasing trendno p-value reported

3 (a) and (c), when using quartz sand and ceramsite proppants, the fracture width gradually decreases from the perforation point outward along the horizontal direction after the operation, and the fracture height also shows a decreasing trend.

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