DIRECTIONAL OPENING VALVE
INTRODUCTION
The directional opening valve is installed on the upper end surface of the 350℃ thermal injection packer, and the lower end is connected to the packer by threads. After the directional opening valve is lowered to the design depth, the pressure enters the directional opening valve cavity through the annulus, pushing the piston rod downward, cutting the shear nails, and the piston connecting cap destroys the graphite ring, realizing the opening of the ground control constant pressure opening valve, and directional once opened, the opening valve cannot be closed, Only used when the Thermal injection gas vent valve cannot be opened normally.
FEATURES
◎ Pressurized the oil casing annulus to achieve opening;
◎ Reliable metal-to-metal seal and long life;
◎ Standard API connection thread.
Note: Other specification products are available.