see Thru Tubing Technology
Dual Flapper Check Valve

Dual Flapper Check Valve

Provide a pressure-tight barrier in one direction, while enabling flow in the opposite direction.

Product summary

The Dual Flapper Check Valve provides a means of adding a uni-directional barrier to a BHA. The flappers provide a pressure-tight barrier in one direction, while enabling flow in the opposite direction.

The Dual Flapper Check Valve consists of a two-piece housing assembly that contains two removable flapper cartridges. The flappers are spring loaded in the closed position and are designed to open fully to give a large, uninterrupted bore through the tool.

The tool is easily redressed and the orientation of the flappers can be reversed depending on operational requirements.

Features

  • Provides a means of adding a uni-directional barrier to BHA

  • The flapper provides a pressure tight barrier in one direction but enables flow in the opposite direction

  • Designed to open fully to give a large uninterrupted bore through the tool for drop ball activated subs

Benefits

  • Two removable flapper cartridges

  • Field redressable

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