In order to ensure normal and continuous working of the centrifugal pump in gas-containing oil wells, and oil-gas separator is usually installed between the protector and the pump. Sedimentation separator or rotation separator may be used according to the different gas conditions of the oil well. For oil well with high gas content, double-section separator is used in order to ensure effective separation of free gas. Special construction designation separator can be used in high-sand wells and you will get a satisfying result.