New technology of case pipe drilling
套管钻井新技术
Application of Drilling Pipe Grease in Drill
钻杆润滑脂在钻探生产中的应用
Please measure drilling collar first, then drilling pipe.
先量钻铤，再量钻杆。
Improvement on Manufacturing Technology for Auger Drilling Pipe
长螺旋钻机螺旋钻杆制造工艺的改进
LOCK RED Drilling occlusion pile construction with fore shaft pipe method
用锁口管法施工钻孔咬合桩
Application of casing pipe protection technology to drilling loose stratum
套管护壁在松散地层钻探中的应用
Ultrasonic Testing and Defect Analysis for Butt Weld of Square Drilling Pipe
方钻杆对接焊缝的超声波检测及缺陷分析
Double pipe hammering with inside pipe sampling technology and operation for placer drilling
砂钻的双管冲击内管取心工艺
In drilling engineering, drill pipe often sticks in salt formation because of wellbore shrinkage.
在钻井工程中，盐岩层井眼易发生缩径卡钻。
Permanent towers, called derrick s, used to be built to handle the long sections of drilling pipe.
永恒的塔被称为钻塔, 是用来建造控制长长的输油管。
The design and application of non palm filter pipe for drilling water well in yuncheng, shanxi Province
山西运城水井建设中无棕滤水井管的设计与应用
Analysis on Drilling Pipe Breaking in Drilling the Deviated Interval of a Horizontal Gas Well in Changqing
长庆气井水平井斜井段断钻具事故剖析
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