Lateral parabolic profile is common used in orbital design of the extended reach well.
侧位抛物线剖面是大位移井轨道设计中常用的剖面类型。
Well trajectory design is one of the key techniques for successfully drilling an extended reach well.
井眼轨道设计是大位移井的关键技术之一。
Well completion technique is key to successfully drill extended reach well a nd casing running is one of difficulty.
大位移井完井技术是关系到大位移井成功与否的关键，而套管的顺利下入是该技术的难点之一。
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。
This article takes the near-bottom drill string in an extended reach well as the subject to study the drill string vibration rules.
以大位移井近井底的钻柱为研究对象，分析了钻柱振动行为所遵循的规律。
The extended reach well has such characteristics as large horizontal displacement, great deviation Angle and long open hole interval.
大位移井具有长水平位移、大井斜角以及长裸眼段的特点。
The downhole closed-loop drilling technology is a new developing technology. It is indispensable to the success of extended reach well.
井下闭环钻井技术是近年来在国内外得到普遍重视的新技术，是大位移井钻井必不可少的技术。
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。
And the variation law of the hole collapse pressure of extended reach well along with hole Angle and azimuth mostly decided by the status of the stratigraphic in-situ stress.
大位移井井壁坍塌压力随井斜角与井斜方位角的变化规律主要由地层的原地应力状态决定。
Causes of casing wear and its effects on casing strength in drilling operations of deep well, ultra-deep well, extended reach well and horizontal well are analyzed in this paper.
分析了在深井、超深井、大位移井和水平井钻井施工中套管磨损的原因及对套管强度的影响。
Release 5 also supported more Internet protocols and extended its reach to include access to information stored in enterprise systems as well as Notes databases.
Release5还支持更多的互联网协议，能够访问存储在企业系统和Notes数据库中的信息。
Louping well 3 is a ultra-shallow extended reach horizontal test well with medium-short radius, its displacement-TVD ratio equals to 2.
楼平3井是河南油田的一口超浅层中短半径大位移水平井试验井，不但位垂比达2。
Torque and drag in extended-reach well greatly impact on the efficiency of drilling.
大位移井钻井的摩阻和扭矩严重影响钻井时效。
It is necessary to depend on the control technology of borehole trajectory to drill the extended-reach well successfully. A closed-loop adjustable stabilizer at downhole is developed.
钻成大位移井必须依靠井眼轨迹控制技术，研制的井下闭环可变径稳定器是实现该项技术的关键。
It is necessary to depend on the control technology of borehole trajectory to drill the extended-reach well successfully. A closed-loop adjustable stabilizer at downhole is developed.
钻成大位移井必须依靠井眼轨迹控制技术，研制的井下闭环可变径稳定器是实现该项技术的关键。
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