Experimental Study of Volumetric Fracturing Properties for Shale under Different Stress States

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/6650710/figures/6650710.fig.008a.svgz" name="6650710.fig.008a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Specimen #A-1</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/6650710/figures/6650710.fig.008b.svgz" name="6650710.fig.008b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Specimen #B-1</td></tr></table>

<div>Fluid pressure in wellbore versus fracing time for specimens #A-1 and #B-1.</div>

Geofluids

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Figure 8

Figure 8: Experimental Study of Volumetric Fracturing Properties for Shale under Different Stress States 