1.
Wellbore dynamic surge pressure while tripping a drill pipe in slim hole drilling
小井眼钻具升降产生的孔内波动压力
2.
STUDY ON THE INFLUENCE OF ABNORMAL WELL BORE ON BOTTOM HOLE ASSEMBLY STRESS IN GAS DRILLING
非正常井眼对气体钻井下部钻具受力影响研究
3.
The status-quo of slim hole drilling technology in China and the world
国内外小井眼井钻采技术的发展现状
4.
The Application of MEG Drilling Fluid in the Long Slim Hole Section of Well Jianmen-1
MEG钻井液技术在剑门1井超长小井眼段的应用
5.
Technology of side track in φ139.7mm casing hole
φ139.7mm小井眼开窗侧钻技术研究
6.
Study and application of slim-hole sidetracking drilling auxiliary technology
小井眼开窗侧钻配套技术研究与应用
7.
auger with valve
(钻浅井用) 带阀螺旋钻具
8.
Structure design of hydraulic thruster and computation model of weight on bit in micro-hole
微小井眼水力加压器结构设计及钻压计算
9.
surface hole drilling
钻下表层套管的井眼
10.
Application of Drilling Fluid Technology in the Long Open Well X92
X92井长裸眼井段钻井液技术措施
11.
tool joint for well-drilling machines
工具接头,钻井机用
12.
semipacked bottom-hole assembly
半封隔井底钻具组合
13.
three-dimensional bottomhole assembly model
三维井底钻具组合模式
14.
Through a comparison, the economic benefit in slim-hole drilling for coalbed gas has been analyzed.
通过与常规煤层气试验井对比，分析了煤层气小井眼钻井的经济效益。
15.
3D visualization of hole trajectory in directional well drilling
定向井实钻井眼轨迹三维可视化描述
16.
weight-responsive bottom-assembly
对钻压敏感的井底钻具组合
17.
Increase mud weight and adjust as required as hole conditions dictate.
根据井眼情况，按要求提高钻井液密度或处理钻井液。
18.
In addition to the fleetness connects single root, can also use at salvage the homework, search direction or demands the slow the artesian well tool that turn last, and drill the size rat hole use.
除快速接单根外，还可用在打捞作业，找寻方向或需要慢转的钻井工具上，以及钻大小鼠洞用。