1.
Experimental study on automatic vertical drilling tool inclination control
自动垂直钻井工具纠斜控制实验研究
2.
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
3.
Research on Automatic Vertical Drilling Tool Anti-deviation Control Theory and Experiment Based on Virtual Instruments
基于虚拟仪器自动垂直钻井工具纠斜控制理论与实验研究
4.
Study on the Modeling and the Hydromechanics of the Fluid in the Auto Anti-Deviation Drilling System;
自动垂直钻具井下流场建模及受力分析
5.
The Research on Automatic Vertical Drilling System and Related Technology;
自动垂直钻井系统及其相关技术研究
6.
Application of Directional Drilling Technology in Coal-bed Methane Vertical Well Construction
定向钻井技术在煤层气垂直井施工中的应用
7.
Development of Hydraulic Controlled Steerable Mechanism of Automatic Vertical Drilling Tools and Its Dynamics Characteristic Analysis
自动垂直钻具液控导向机构的研制与动力学特性分析
8.
Application of Parametric Design and Automatic Assembly Using Pro/TOOLKIT in Drilling Tools
参数化设计和自动装配技术在钻井工具设计中的应用
9.
tool joint for well-drilling machines
工具接头,钻井机用
10.
Application of Baker Hughes Vertical Drilling System to Dawan 1 Well
贝克休斯垂直钻井系统在大湾1井的应用
11.
ANALYZING SELF-LOCKING PHENOMENON OF PDM(POSITIVE DISPLALEMENT MOTOR) WITH BENT SUB IN SAIPING 1 WELL
塞平—1井所用单弯螺杆动力钻具自锁现象分析
12.
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
13.
The rotary carriage provides rotary and vertical motion to the drill string and bit.
转动滑架为钻柱和钻头提供转动和垂直移动。
14.
Control System Research of Pipe Racking System for the Drilling Platform
钻井平台钻杆自动排放控制系统研究
15.
Bottom-Hole Dynamic Coring Assembly Analysis Using the Finite Element Method and Deviation Control Research of Chinese Continental Scientific Drilling No.1 Well;
科钻一井井下动力取心钻具组合有限元分析与井斜控制研究
16.
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
17.
A diphasic flow slip model for production log interpretation in vertical wells
垂直井两相流动生产测井解释滑动模型
18.
downhole performance
钻具等设备的井下工作性能