Multi-activate bypass valve Advantages

• Shorten the drilling cycle by special operation and reducing well control risk;

• Multi-activate bypass valve is close automatic when pumping to prevent the problem in U pipe and well control.

• The large displacement can be realized by the hole limitation of underground tools, instruments and drills.

• Remove of directional wells cuttings bed effectively.

• Protect downhole tools and drilling tools effectively

• To achieve Multiple downhole switch operation.

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