1.
Study on the storage function of the measurement while drilling (MWD) system in rotary steerable drilling tool
旋转导向钻井工具随钻测量系统存储功能研究
2.
Approaching of Dynamic Point-the-bit Rotary Steering Drilling Tool
动态指向式旋转导向钻井工具设计探讨
3.
Analog computation of the attitude parameters of rotary steering drilling tool
旋转导向钻井工具姿态参数的模拟解算
4.
Contactless power transmission method for rotary steering drilling tool
适用于旋转导向钻井工具的非接触式电能传输方法
5.
Mechanics Model of Rotation Axis in Directive Rotary Steerable Drilling System
指向式旋转导向钻井系统旋转轴力学模型
6.
Study on Trajectory Measurement Technology of the Point-the-Bit Rotary Steerable Drilling System
指向式旋转导向钻具钻孔轨迹测量研究
7.
Design of testing system of oriented experimental rotary table for petroleum drilling
石油钻井旋转导向实验转台测试系统设计
8.
Method for eliminating centrifugal acceleration in rotary steerable drilling system.
旋转导向钻井系统中离心加速度消除方法研究
9.
Study on dynamic characteristics of controlled objects in stabilized platform of rotary steerable drilling system
旋转导向钻井稳定平台控制对象动态特性研究
10.
Feedforward fuzzy algorithms research of stabilized platform in rotary steering drilling system
旋转导向钻井稳定平台前馈模糊算法研究
11.
auger with valve
(钻浅井用) 带阀螺旋钻具
12.
Study of the Hydraulic Systems of Well Drilling and the CFD Simulation of the Revolving Guide Sleeve;
自动防斜钻井液压系统研究及其旋转导向套CFD仿真分析
13.
kelly for well-drilling machiens
旋转钻孔,钻井机用
14.
The Study on Position Measurement and Control System of Bias Unit in the Rotary Steerable Drilling Tool
指向式旋转导向钻具偏置机构位置测控系统的研究
15.
steerable downhole motor assembly
可转向的井下马达钻具组合
16.
Investigation of Dynamic Characteristics on the Hydraulic Control Steering Mechanisms of Automatic Vertical Drilling Tools;
自动垂直钻井工具的液控导向机构动态特性研究
17.
wireline downhole guidance tool
钢丝绳井底导向工具
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。