• 并以国内大港油田大位移9—1说明旋转大位移井清除岩屑重要作用

    Taking the well Hong 9 1 in Dagang Oil Field for example, the important role of the rotation of drilling string in removing cuttings bed in extended reach well is expounded.

    youdao

  • 并以国内大港油田大位移9—1说明旋转大位移井清除岩屑重要作用

    Taking the well Hong 9 1 in Dagang Oil Field for example, the important role of the rotation of drilling string in removing cuttings bed in extended reach well is expounded.

    youdao

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