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- The drill and drilling tools brought advantages in this test, and a lot of construction cautions of auger drilling technology were summarized. 通过本次试验发挥了钻机及钻具的优势，并总结了螺旋钻进技术一些注意事项。
- Practice of Hole Completion by Auger Drilling Technology in Pile Foundation Construction of a Power Plant in East of Guizhou 旋挖成孔工艺在黔东某电厂桩基工程中的实践
- auger drilling technology 螺旋钻进技术
- DEEP HOLE DRILLING TECHNOLOGY LTD. 北京哈镘深孔技术有限公司。
- But the underbalance drilling technology on diesel tail gas i... 但该技术不适应产水气井,也不适于高压气井。
- The speed of soil delivering and resistance of auger drill are analyzed theoretically and their formulae are presented. 对螺旋钻具输土速度与阻力进行理论分析,给出了输土速度公式和阻力公式。
- Construction technology of auger drill 旋挖钻机施工工艺及控制
- This drilling fluid meets the requirements of aerated drilling technology. 该钻井液可满足充气工艺要求。 此外,该钻井液密度连续可调。
- Based on the machine development, a research and analyses of auger drill bits with different kinds of drill tips and soil cut blade angles were carried out in tree planting field. 在设备研制成功的基础上;对钻孔机钻头不同钻尖、不同切土刀刃角进行了实地试验研究和分析.
- Improvement on Manufacturing Technology for Auger Drilling Pipe 长螺旋钻机螺旋钻杆制造工艺的改进
- Application of ultra-short radius radial wells drilling technology in wei-5 well. 超短半径辐射分支水平钻井技术在韦5井的应用
- The results show that the drilling technology of forming DTH hamer has developping prospect. 结果表明，泡沫潜孔锤钻进技术有著广泛的应用前景。
- Underbalanced drilling technology can increase ROP and decrease formation damage,so it is increasingly used worldwide. 欠平衡钻井技术可以降低地层损害、提高机械钻速,所以在世界范围内被逐渐采用。
- But the fourth spudding has been completed because of applying the no_plugging drilling technology. 采用无封堵钻井技术,顺利地完成了该井四开钻进任务。
- The conclusion presents important references for design and selection of auger drills. 研究结果对螺旋钻具的设计和选用具有重要指导意义。
- The oil-well exploitations were improved rapidly with the development of drilling technology on horizontal well. 水平井钻井技术的发展使油井开采技术有了更大进步。
- Rotating Control Head(RCH)is a critical equipment used for underbalanced drilling technology. 现国内各大油田使用的旋转控制头均是从国外引进 ,价格昂贵。
- Such drilling technology is untested, and digging these wells will require expert guidance. 这种钻孔技术还未经过测试，开凿这样的井也需要专业指导。
- Auger Design and Manufacture of Flight Auger Drill 螺旋钻机搅龙的设计和制作技术
- Drilling technology has improved, allowing tunnels to be dug without breaking the surface. 在钻孔技术发达的今天，打通地下隧道已经不会伤及地表了。
