Effect of Axial Vibration on Sliding Frictional Force between Shale and 45 Steel

<div>Contact mode simplification model: (a) contact mode between hydraulic oscillator and wellbore rock; (b) contact mode between shale sample and metal specimen.</div>

Shock and Vibration

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Figure 2

Figure 2: Effect of Axial Vibration on Sliding Frictional Force between Shale and 45 Steel 