1. Our central exhaust double plunger series thickening oil well pump is equipped with an oil inlet exhaust groove in the middle, which is conducive to improving the filling coefficient of the pump and preventing the occurrence of gas lock. 2. Our central exhaust plunger oil well pumps for double-seal rod pump is widely used in gas wells or heavy oil wells. The design of our double plunger series thickening oil well pump can effectively cope with the mining needs under complex working conditions. 3. The design of our double plunger series thickening oil well pump can effectively prevent gas from occupying the pump chamber and maintain the normal operation of the pump.
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