An Investigation on the Migration and Settlement Law of Temporary Plugging Particles in Horizontal Wellbore

Figure 5

The migration trajectory in the wellbore of 3 mm and 1 mm mixed particles. (a) Schematic diagram of particles migration. (b) Particles migration trajectory at C1. (c) Particles migration trajectory at C2. (d) Settling of mixed temporary plugging particles in the perforation.

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(b)

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