Split shear blowout preventer

A BOP is designed to shear the detachable cutting drill or tubing and sealing the through hole of the gate for exceptions overflow, or flowing the downhole fluid. The use of blowout preventer shear will allow to exclude the operation of the bells and whistles of a valve and operation of hydraulic baffle, drilling pipes and plugging. The fix advocay liquid is produced through the ball valve with hydraulic control, mounted on the preventer.