介绍了水平定向钻进技术在市政管线上的应用。
The application of horizontal directional drilling technology in municipal pipeline is introduced.
工程孔定向钻进技术是钻探工程的一项新技术。
Directional engineering hole drilling technology is a new technology in drilling engineering projects.
水平定向钻进轨迹最优化设计进行了深入研究。
This paper discussed the horizontal directional drilling trace optimization design in no-dig engineering.
水平定向钻进铺管技术是一种现代的非开挖施工新技术。
The horizontal direction drilling technology is a new one in modern non-excavating construction.
这里介绍的均为REI钻进公司在定向钻进方面的应用。
All of the directional drilling applications described here are carried out by REI drilling, Inc.
为有效开采煤层气，应用定向钻进技术施工煤层气定向井。
For mining CBM effectively, directional CBM production Wells were drilled through the application of directional drilling.
定向钻进的成败关键在干对造斜工具定向的准确性和可靠性。
The key problem of directional drilling is the accuracy and reliability of orientation of deflecting tools.
本文介绍了水平定向钻进技术的基本原理及在污水管网建设中的应用。
This paper gives a brief introduction to the cardinal principle of horizontal directional drilling technique and its application in the construction of sewer net.
在非开挖工程中，水平定向钻进技术广泛应用于城市地下管线铺设工程。
Horizontal Directional Drilling technology is widely used in urban underground pipe laying engineering.
叙述了在定向钻进的钻孔轨迹设计时，地面不平整度修正的方法与应用。
Method and its application of uneven ground modifying in directional drilling locus design are narrated in this article.
定向钻进技术已经成为煤矿井下抽放瓦斯长钻孔施工成套技术的关键环节。
Directional drilling technique has already become a key link in long broach construction for gas drainage of the mine.
用螺杆钻具组合实施煤矿工程孔定向钻进时，钻头侧向力是其主要力学特性。
The operation performance of PDC bits with screw drill tool appplied now in oilfield were analyzed comprehensively.
实践证明，非开挖水平定向钻进技术相对传统的开挖技术在特定条件下具有明显的优越性。
The practice proves that comparing with conventional excavation technique, non -excavating horizontal directional drilling technique is obviously advantageous.
本文介绍深孔定向钻进技术的原理、典型的设备选择、工艺、测量系统以及该技术在煤矿工程中的应用。
This paper briefs the long borehole directional drilling technology, selection of typical equipment, process, measuring system and application in coalmines.
井底钻具组合经常包括一个泥浆马达、定向钻进及测量设备、随钻测量工具、随钻测井工具和其它特殊的装置。
Oftentimes the assembly includes a mud motor, directional drilling and measuring equipment, measurements-while-drilling tools, logging-while-drilling tools and other specialized devices.
高效钻速与专业化的MWD组件，使得SRT较于常规型旋转导向系统能够以更低成本完成更加高效的定向钻进。
With targeted bit speed and specialized MWD components, the SRT provides efficient directional drilling at a lower cost than rotary-steerable systems.
从水平定向钻进的工程实际出发，借助于现场钻进数据库，建立了自然参数模型，给出了相应的钻孔轨迹预测算法。
A natural parameter model to forecast the direction of the actual borehole based on the local drilling database in practical situation is studied.
该系统主要用于陆上、海洋平台等方面的定向钻进，可以精确地了解钻头的航向，还可以测量钻头处的温度和磁场强度。
It is used to control the drilling direction of the land or offshore platforms. It can provide accurate drilling direction and measure the temperature and magnetic intensity around the drill.
绳索取心技术因其钻进效率高而广泛应用，但其无法实施定向作业。
The wire-line directional drilling and coring technology can take cores and drill directionally without using down-hole motors.
在定向井及丛式井的转盘钻进中，旋转钻柱会产生方位漂移。
The rotary drill stem will engender direction drift in rotary drilling of directional well and cluster well.
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。
Cuttings bed is formed easily in inclined section of high Angle directional well. It affects drilling speed, threatens drilling safe.
在定向井中使用，可以在较低扭矩的情况下高速钻进，减少了钻柱的磨损和破损。
Uses in the directional well, might in compare the low torque in the situation to sneak in high speed, reduces drilling string 's attrition and the breakage.
该设备采用高压射流钻井工艺，具有钻进效率高、钻具结构简单、设计合理等特点。在两次现场试验中，成功地实钻了三眼定向孔。
The equipment applies high voltage jet drilling process, with characteristics of high drilling efficiency , simple structural drilling tool and reasonable design.
该设备采用高压射流钻井工艺，具有钻进效率高、钻具结构简单、设计合理等特点。在两次现场试验中，成功地实钻了三眼定向孔。
The equipment applies high voltage jet drilling process, with characteristics of high drilling efficiency , simple structural drilling tool and reasonable design.
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