Plug the well for sidetracking.

打水泥塞侧钻。

The location of well and sidetracking engineering design is the key to ensure good effect.

要保证好的效果，井位的选择、侧钻工程设计是关键；

The key factors in sidetracking well profile design are inter-well distance and well course.

侧斜井井身剖面设计中的关键因素是井间距和各井眼的轨迹。

Using different sidetracking methods, its success ratio and effectiveness differentia are large.

侧钻的方法不同，侧钻的成功率和效率差异很大。

The technology of casing well sidetracking is an effective way to restore dead well and abandoned well.

套管开窗侧钻技术是复活死井、报废井的有效方法。

Casing window sidetracking drilling can resume old well productivity, gain a remarkable economic benefit.

在停产的老井井眼中进行套管开窗侧钻，可恢复老井产能，取得显著的经济效益。

This paper mainly discussed the designation and operation of directional sidetracking and well track control.

重点介绍了该井定向侧钻及井眼轨迹控制的设计与施工情况。

Successful operation of sidetracking well is very strict with production engineering and drilling engineering.

成功的侧钻井对钻井工程有严格的要求。

As one of the key technologies for developing the old oilfield, sidetracking has been widely used in Liaohe oilfield.

侧钻井技术作为老油田挖潜增产的一项重要技术手段，已在辽河油田大面积推广应用。

The well track of Tasheng well 1 after sidetracking causes the coring tools transverse vibration, thereby destroy the coring yld.

塔深1井是亚洲最深的科学探索井，该井侧钻饶障后造成的井眼轨迹易使取心工具产生横向震动，对岩心起破坏作用；

Sidetracking technology is being used and popularized widely in oilfields to produce the potentiality of reservoir remaining oil at low cost.

为低成本挖掘油藏剩余油，侧钻技术正在油田大面积推广应用。

Floating displacement cementing technology and flush joint casing technology are the first application in sidetracking well of Dagang Oilfield.

漂浮顶替固井工艺、无接箍套管工艺技术是首次应用在大港油田侧钻井上。

On the bases stated above, experiments are conducted for taking the potential of sidetracking horizontals in Pucheng Oilfield, which is successful.

基于此，开展了濮城油田开窗侧钻水平井挖潜试验，并取得成功。

Since 1995, sidetracking operations have been conducted in Zhongyuan Oilfield, and a set of perfect slim hole sidetracking technology has been formed.

中原油田自1995年以来开始进行了老井开窗侧钻小眼井技术，数年的努力形成了一套完善工艺。

Applications at Zhen 148 Well in Jiangsu Oilfield illustrated that the method not only improves orienting accuracy but also cuts down sidetracking cost.

江苏油田真148井的钻井实践证明，利用该方法不但能提高定向准确性而且可降低侧钻成本。

Because the limit of special casing program of sidetracking well and horizontal well, the fishing success ratio of conventional little junk fisher is low.

由于侧钻井、水平井特殊井身结构限制，常规的小件落物打捞器打捞成功率低。

The particularity and complexity of sidetracking horizontal wells through the opened casing hole has brought severe challenges to conventional mud logging.

套管开窗侧钻小井眼水平井钻井技术的特殊性及复杂性给传统常规录井带来了严峻的挑战。

Slim hole sidetracking and window milling technology is one of the effective ways to cut down the comprehensive drilling cost and improve oil production rate.

应用小井眼开窗侧钻技术是降低钻井综合成本，提高原油产量的重要途径之一。

Small size bent housing screw drill with high build rate must be developed to meet the requirements of sidetracking the short to medium radius horizontal well.

螺杆钻具是其中的一项关键技术，其主要目的是研制满足侧钻中短半径水平井需要的小尺寸高造斜率的弯外壳螺杆钻具。

The plugging removal rate of this system has been remarkably improved compared with the acid fluid system, and its field use in 2 sidetracking horizontal Wells are successful.

复合解堵体系的解堵率比酸液的解堵率有较大幅度地提高。经2口侧钻水平井应用表明，该体系解堵效果明显。

Cement plugs are used for a variety of applications including hydraulic isolation, provision of a secure platform, and in window-milling operations for sidetracking a new wellbore.

水泥塞具有多种应用，包括水力分隔、提供可靠的平台以及在侧钻新眼时的套管开窗磨铣作业中的应用。

The course design for workover of sidetracking well is studied, including course target, azimuth, profile and well bore parameter calculation, thus providing reference to field operation.

针对侧斜井的特点，研究了侧斜修井的轨道设计技术，包括轨道靶区、方位、剖面设计和井身参数计算，为现场施工提供了依据。

Required by geology or reducing drilling cost by using wells drilled, 3D sidetracking wells are getting more and more, 3D sidetracking wells are increasingly important in oilfield development.

地质要求或利用已钻井眼降低钻井成本，使三维侧钻井不断增多，三维大斜度侧钻井在油田开发中越来越重要。