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- The design and experimentation of vibrational friction-reducing generator for down hole drilling 井下振动减摩器的设计及试验研究
- All drilling tubulars and down hole tools, including drill pipe, drill collars. Subs, crossovers, fishing tools. etc. 所有的钻井管柱和井下工具,包括钻杆钻铤、接头、配合接头和打捞工具等。
- WISDOM DEEP HOLE DRILLING MACHINE CO., LTD. 慧能深孔机械有限公司。
- Dual action: hammer drilling and hole drilling. 二模式动作:锤钻及单钻孔。
- DEEP HOLE DRILLING TECHNOLOGY LTD. 北京哈镘深孔技术有限公司。
- Oil and Gas Reservoir Model for Multiplayer Channeling and Dynamic Monitor Down Hole Pressure. 多层窜流油气藏模型及井底压力动态
- Oriented case overshot for sidetrack drilling tech is a main component in down hole work-over operation. 定向套管开窗侧钻技术已成为井下大修作业的重要组成部分。
- MDT sampling is a new type of down hole PVT oil and gas sampling method during DST. MDT取样是在中途测试阶段进行的一种新型井下PVT油气取样方法。
- A lot of lab study and test have been done to the problems of bad reliability and short life-span for traditional slip-type down hole chock. 针对传统卡瓦式井下节流器的“圆柱”式胶简存在可靠性差、寿命短的问题,进行了大量的室内研究实验。
- To the problems occurring at using down hole mechanical sample n oil and gas wells, aptitude microelectronic high pressure sample has been studied. 针对油气井井下机械取样器在使用过程中出现的问题,研究开发出了智能型微电子高压物性取样器。
- Information transmission between ground and down hole is the of key the closed-loop control system of wellbore trajectory. 地面与井下的信息传输是井眼轨道自动闭环控制的核心。
- The down hole decentralized gas anchor is a kind of gas separator, the intake ports of which are located on the inner wall of the casing. 偏心气锚是指在弓形弹簧的作用下,将气锚的吸入口置于套管内壁附近的一种油气分离装置。
- Now this technique is applied in the slim hole drilling in Daqing Oil Field. 目前，此项技术已在大庆油田小井眼钻井中推广应用。
- In level hole drilling,by the using of numerical valule analysis method,the mathematics model of drill hole depth and dip angle relation under someone stratum is set up. 在水平孔钻进中,利用数值分析方法,建立在某种地层下按某种钻具组合和钻进参数钻进时,孔深和倾角关系的数学模型。
- This paper presents a instrument which can diagnoses the down hole failure with computer system,and describes the design of its construction and applications. 这里介绍了一种采用计算机系统对井下故障进行诊断的仪器，叙述了仪器的设计结构和应用效果。
- Abstract:Through an engineering practice, the application of SDDC (Super Down Hole Dynamic Compaction) on consolidating the mixed backfilling and high backfilling it introduced. [摘要]通过工程实例,介绍了孔内深层强夯技术在加固杂填土和高填方土中的应用。
- Design of the Vertical Bearings Hole Drill Bed 立式轴承座钻孔组合机床设计
- Hole angle should not exceed 15 degrees any where in the hole unless down hole geological conditions induce such deviation, such as acute fault intersections. 井斜角在井眼任何地方不应超过15度，除非井下地质条件引发了此种偏离，如严重的断层交叉。
- precision deep hole drill with inside chip removal 内排屑精密深孔钻
- By inputting DPT down hole electronic gauge in acid and fractured string to measure pressure and temperature on real time and assembly analyzed this data with monitoring press. 该项技术是通过在酸压管柱中下入DPT井下压力计,进行井底压力和温度实时监测,将该项资料与井口监测压力组合分析,可实现不同工作液摩阻参数、酸压效果的系统评价。
