It can remarkably reduce the friction between the rod string and the oil tube, improve the system efficiently and prolong application life of rod string and oil tube that rationally set the centralizer in the direction well sucker rod-pumping system.

  • 合理设置定向井抽油杆柱的扶正器,可有效降低杆柱摩擦,延长检泵周期,提高系统效率和抽油杆寿命。

  • 互联网 2023-11-26 08:10:45

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