Stage cementers are installed at selected intervals in the casing string.
在套管柱预定段安装多级注水泥接箍。
In conventional casing string design, only casing strength is considered.
传统的套管柱设计中，套管只进行强度设计。
A generic term used to describe equipment attached to, and run with, the casing string.
描述固定于套管柱并与套管柱一起下入的设备所用的一般术语。
A tapered, often bullet-nosed piece of equipment often found on the bottom of a casing string.
一种锥型，通常是圆头引导器形状的器件，一般出现在套管柱的最下端。
The subassembly of a wellhead that supports the casing string when it is run into the wellbore.
当套管柱下入井筒时支承套管柱的井口装置配件。
Sea water is used as displacement fluid, which can provide the floating force of casing string.
采用海水顶替液，实现套管的浮力漂浮。
A mill is usually used to remove junk in the hole or to grind away all or part of a casing string.
铣鞋通常用于除去井下的碎屑或者研磨掉整个或部分套管。
A downhole tool used to confirm or correlate treatment depth using known reference points on the casing string.
利用套管柱上的已知的基准点来确认或对比处理深度所用的井下仪器。
The paper quantitatively studies the casing string wear and presents the worn casing string profile of the well.
计算了该井技术套管磨损量并描述了套管磨损形状。
The releasing one-way valve is used to release the pressure from the casing string and pick up the device properly.
释放单向阀用于释放管柱内的压力使装置顺利从套管中提出。
And the equation for calculating the maximum deflection of the casing string in a horizontal hole can be obtained...
由此模型可得到水平井套管最大挠度的计算公式。
An enlarged pipe at the top of a casing string that serves as a funnel to guide drilling tools into the top of a well.
套管柱顶部的一根大口径管，形如漏斗，以引导钻井工具进入到井眼的顶部。
This paper is on the research of whole casing string, and has built the entire casing string nonlinear mechanics model.
本文以整体套管串为研究对象，建立了整体套管串非线性力学模型。
The adapter between the first casing string and either the BOP stack (during drilling) or the wellhead (after completion).
在第一根套管柱和防喷器组(钻井时)或完井后的井口之间的一个接头。
Before running casing string, we must calculate drag in wellbore and make the feasibility analysis of running casing string.
在套管下入之前，必须计算套管在实钻井眼中的受力大小，预测套管柱下入的可行性。
A component installed near the bottom of the casing string on which the cement plugs land during the primary cementing operation.
安装在套管柱底部附近的一个部件，在初次注水泥作业期间水泥塞坐放于其上。
The authors analyze the forces on the casing string under high-pressure working conditions, and give relevant equations for calculation.
分析了套管柱在高压工艺条件下的受力状况，并给出了计算公式。
A wellhead component or a profile formed in wellhead equipment in which the casing hanger is located when a casing string has been installed.
在套管柱安装后在放置套管悬挂器的井口装置中的部件或型面。
The fullbore sliding sleeves cemented in the well casing string enable on-command opening and closing of each entry point in the completion hardware.
固定在套管柱上的全井眼滑套能够按照指令完井设备上的每一个入口点进行开关。
A casing string that does not extend to the top of the wellbore, but instead is anchored or suspended from inside the bottom of the previous casing string.
不延伸到井眼顶部的套管柱，而是锚定或者悬挂于先前已经下入的套管内。
The casing bowl incorporates features to secure and seal the upper end of the casing string and frequently provides a port to enable communication with the annulus.
套管头四通包括固定和密封套管柱上端的部件，并经常提供一个用于与环形空间连通的开口。
Analysis on the load bearing capacity of tubes inside slips is very important for the design of well casing string, especially for that of deep well and super deep well.
在油井特别是深井和超深井的套管柱设计中，对卡瓦内悬挂管柱承载能力进行分析是十分重要的。
Analysis on the load bearing capacity of tubes inside slips is very important for the design of well casing string, especially for that of deep well and super deep well.
分析卡瓦内悬挂管柱的承载能力，对油井特别是深井和超深井的套管柱设计十分重要。
A completion configuration in which a production casing string is set across the reservoir interval and perforated to allow communication between the formation and wellbore.
一种完井结构，其中的生产套管柱下过储层层段并经射孔，以便在地层与井筒之间能够连通。
In the view of theoretical research, this paper gets the numerical solution of critical force by considering the influence of full length and end constraints of casing string.
对确定临界值的超越方程进行了比较详细的数值研究，所得结果比鲁氏给出的约大15%。
In horizontal well, frontal side casing string is usual bearing pressure. In horizontal hole section, with the length of casing increase, the hook load is decreasing on the contrary.
水平井的前端套管一般是承受压应力的，随着进入水平段的套管长度的增加，大钩载荷反而下降；
Conventional connector for casing string can't meet the demand of seal and connection in solid expandable tubular and presented a new thread structure for an expandable casing connector.
传统的套管接头不能满足连接与密封要求，并设计出了一种新型的膨胀连接螺纹结构。
The model takes into account the effect of stiffness of the string element and the effect of casing string stabilizers, and makes smoothing and interpolation to the measured well inclination data.
模型考虑了管柱单元体的刚性效应及套管扶正器的影响，同时对实测井斜数据进行平滑和插值处理。
The model takes into account the effect of stiffness of the string element and the effect of casing string stabilizers, and makes smoothing and interpolation to the measured well inclination data.
模型考虑了管柱单元体的刚性效应及套管扶正器的影响，同时对实测井斜数据进行平滑和插值处理。
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