Experimental Study on Seepage Characteristics of Jurassic Weakly Cemented Sandstone under Water-Rock Interaction

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Sample</td><td class="align_center">Preexperiment (<i>μ</i>m)</td><td class="align_center">Postexperiment (<i>μ</i>m)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">YP-2</td><td class="align_center">0.105</td><td class="align_center">0.129</td></tr><tr><td class="align_left">YP-3</td><td class="align_center">0.207</td><td class="align_center">0.191</td></tr><tr><td class="align_left">YP-6</td><td class="align_center">0.450</td><td class="align_center">0.224</td></tr><tr><td class="align_left">YP-21</td><td class="align_center">0.331</td><td class="align_center">0.392</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The average pore-throat radius of samples before and after the seepage experiments.</div>

Geofluids

tab7

Table 7

Table 7: Experimental Study on Seepage Characteristics of Jurassic Weakly Cemented Sandstone under Water-Rock Interaction 