This method enhances the twisting strength of system power transmission by using hollow sucker rod,and improve the fluidity of wellbore oil,thereby improve the system working condition.
英
美
- 该方法通过空心电热杆增强螺杆泵系统动力传动杆的抗扭能力,改善井筒原油的流动性,从而提高了系统的工况。