1.
Application of disc brake on deep and ultra-deep drilling rigs
盘式刹车在深井及超深井钻机上的应用
2.
Application of the high tensile material to the substructure of the super-deep well's rig derrick
高强度材料在超深井钻机井架底座中的应用
3.
Calculation method of rig hook load on deepwater drilling platform
深水钻井平台钻机大钩载荷计算方法
4.
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
5.
IMPROVING THE RATE WHILE DRILLING DEEP,OR ULTRA DEEP WELL IN THE COMPLEX GEOLOGICAL STRUCTURE OF EAST SICHUAN
提高川东复杂地质深井超深井机械钻速的研究
6.
This portable rig can only drill 15m deep holes.
这台人抬钻机只能打15米深的井。
7.
Drilling Fluid Technology for MPD in Moderate and Deep Well in Binhai Oilfield.DFCF,
滨海油田中深层控压钻井钻井液技术
8.
Organosilicon Drilling Fluid's Appliance and Evaluation in QingShen Gas Field;
有机硅钻井液在庆深气田的应用与评价
9.
Raise-boring machines
GB/T12761-1991天井钻机
10.
spider bow [for well drilling machines]
星形斗[钻井机用]
11.
kelly for well-drilling machiens
旋转钻孔,钻井机用
12.
mixed oil drilling rig
复合式石油钻井钻机
13.
Research on the Drilling Rigs System Mode Option and Layout Optimization for Deepwater Semi-submersible Drilling Unites
深水半潜式钻井平台钻机系统选型与布局优化研究
14.
HORIZONTAL WELL DRILLING TECHNOLOGY USED IN HIGH-PRESSURE DEEP WELLS IN KAZAKSTAN
哈萨克斯坦高压深井水平井钻井技术
15.
660m depthdrilling shaft lining structure design and analysis of main shaft Ban Ji mine
板集主井660m深钻井井壁结构设计分析
16.
Study and Application of Ultra-deep Well Drilling in Well Yuanba-1
元坝1井超深井钻井技术研究与应用
17.
SHALLOW HORIZONTAL DRILLING TECHNOLOGY BY USING VERTICAL-WELL RIG IN HENAN OILFIELD
河南油田直井钻机钻浅层水平井钻井技术
18.
Design Optimization of Drilled Shaft Lining Structure in 1000m Deep Shaft
千米深井钻井法凿井井壁结构设计优化