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- Testing and Research on Seismic Hole Drilling Rig with Air-flushing 地震空气钻机钻井工况实验研究
- 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
- We circled the top of the hill where the drill rig was turning and most of the work had been done and then flew halfway down the hill so we could see visually where the outcrop from the top of the hill continued down the hill. 我们绕着山顶飞行，山顶上，钻机在转，钻探工作已完成过半，然后我们往下飞，在半山腰我们可以看见露出地面的岩层从山顶绵延而下。
- The most obvious part of a drilling rig is called"a derrick". It is used to lift sections of pipe, which are lowered intothe hole made by the drill. 钻机中最显眼的部件叫“井架”,井架用来吊升分节油管,把油管放入由钻头打出的孔中。
- blast hole drilling rig 炮孔钻机
- 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。
- Keywords Impact Drill rig Counter-cycle Hole pile; 关键词冲击;钻机;反循环;钻孔桩;
- Oil cooler for hydraulic circuit of engineering machinery, such as excavator, vibratile roller, car-lifter & drill rig. 用于挖掘机、振动式压路机、汽车起重机、钻井机等工程机械油压系统的油冷却器。
- 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。
- The present state,application and development of coal mine hydraulic drill rig are de-scribed in this paper. 介绍了煤矿用液压钻车现状,使用情况及发展。
- DEEP HOLE DRILLING TECHNOLOGY LTD. 北京哈镘深孔技术有限公司。
- Abstract: Large Diameter Fully Casing Impact Bucket Grab CGD-1 was designed and development mainly for mating the fully casing drill rig. 中文摘要: CGD-1型大口径全套管冲击抓斗主要是配套全套管钻机施工而研制的。
- 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
- YG-30 drilling rig is a full hydraulic operated top drive power head drill. 型工程钻机为全液压驱动动力头式钻机。
- 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。
- The fundamental principle hardware configuration and software design of a microcomputerbascd automatic control system for winch type impact drill rig is described. 本文介绍了卷扬式冲击钻机微机自动控制系统的基本原理、硬件的组成和软件的设计。
- 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。
- CS165E surface DTH drill rig is equipped with a large water tank and wet dust removel system ,There are two supplywatermodes:automati c mode and hand mode. CS165E露天潜孔钻机采用湿式除尘，配置有大容量水箱，具有自动供水和手动供水两种方式。
- AC-SCR-DC mode is the best driving mode for a drilling rig. DC驱动方式是目前钻机最好的驱动传动方式。
