The raising in mud density can reduce the area of cuttings bed .
泥浆密度增加可使环空岩屑床面积大大降低。
The test results show that both models can be used to calculate cuttings bed thickness in the horizontal section.
结果表明。两模式都可用于预测水平井段岩屑床厚度。
Cuttings bed is formed easily in inclined section of high Angle directional well. It affects drilling speed, threatens drilling safe.
大斜度定向井斜井段易形成的岩屑床影响钻进速度、威胁钻井施工安全。
According to the theory and practical analysis of the cuttings bed removing methods, a kind of cuttings bed removing tool has been developed.
根据对岩屑床清除与井眼清洗的理论与工程实践方法的分析，论文提出了一种岩屑床清除工具。
This paper discusses how to clean cuttings bed by using mechanical method during drilling, and introduces its technical principle, feasibility and construction method.
在探讨在钻进过程中用机械法清除上部斜井段的岩屑床的基础上，介绍其技术原理，并提出了施工的可行性方案。
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.
并以国内大港油田大位移井红9—1为例，说明了钻柱旋转在大位移井中对清除岩屑床的重要作用。
The cutting bed remover, an effective and useful tool to dismantle cutting bed during deviated wells drilling, can break and clean cuttings hydraulically and mechanically.
岩屑床破坏器是一种有效的斜井岩屑床破坏工具，具有水力和机械双作用破坏、清除岩屑床的特点。
Drilling mud can clean out the cuttings by its circulation, especially for horizontal hole, it can avoid the sand-bed formation and reduce downhole troubles.
泥浆的主要功用之一是通过自身的循环，有效地清除钻孔内破碎下来的岩屑，特别是对于水平孔，可以避免砂床的形成，减少钻孔内的事故。
Drilling mud can clean out the cuttings by its circulation, especially for horizontal hole, it can avoid the sand-bed formation and reduce downhole troubles.
泥浆的主要功用之一是通过自身的循环，有效地清除钻孔内破碎下来的岩屑，特别是对于水平孔，可以避免砂床的形成，减少钻孔内的事故。
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