1) Downhole unclean circumstance
井下不清洁
2) borehole uncleanness
井眼不清洁
1.
Early borehole uncleanness identification based on PWD tool in highly deviated extended-research wells;
基于PWD的大位移井井眼不清洁识别方法
3) inadequate hole cleaning
井眼清洁不充分
4) hole cleaning
井眼清洁
1.
It is well known that th ere are many kinds of high-risk operations during drilling three-dimensional m ul ti-target well, including sidetracking, directional control, hole cleaning, wel l completion, torque and drag.
三维多目标井存在很多高风险施工内容 ,具体表现在该井作业过程中的侧钻、定向控制、井眼清洁、完井和生产、扭矩和摩阻等方面。
2.
Wellbore stability, hole cleaning, toque and drag are key factors in extended reach well drilling of Xijiang 24 - 3 - A14.
西江24—3—A14大位移井的摩阻与扭矩、井眼稳定性及井眼清洁是钻井成功与否的关键因素。
3.
Affected by the geological conditions,the development of extended reach wells in Cuba has unique features in borehole stabilization,hole cleaning,drill string force,and treatment of drilling fluids.
受地质条件影响,古巴大位移水平井的开发在井壁稳定、井眼清洁、管柱受力和钻井液的处理方面都存在其特殊性。
5) bottom clearer roller
下清洁辊
补充资料：白银有色金属公司深部铜矿主井和副井
白银有色金属公司深部铜矿主井和副井
白银有色金属公司深部铜矿主井和副井
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条