Design and Experimental Research on Sealing Structure for a Retrievable Packer

<div>Stress change of the short rubber cylinder at different seating times. (a) <i>t</i> = 3 s. (b) <i>t</i> = 5 s. (c) <i>t</i> = 7 s. (d) <i>t</i> = 9 s.</div>

Shock and Vibration

fig9

Figure 9

Figure 9: Design and Experimental Research on Sealing Structure for a Retrievable Packer 