To popularize screw pumps, the authors suggest doing further research on the hydraulic single screw pump and the surface equipment.establishing test zones for the applicat...

• 为推广应用螺杆泵采油，建议继续开展地面机械和液压驱动单螺杆泵采油装置的研究，并建立螺杆泵应用试验区，形成和完善螺杆泵抽汲预测监测系统。