1.
double taper bit
两层镶嵌刃取心钻头
2.
Diamond core drilling equipment--Wire line system
GB/T16951-1997金刚石绳索取心钻探钻具设备
3.
Improvement and Development of Core Drilling Method in Scientific Drilling
科学钻探取心钻进方法的改进和发展
4.
Research on Bionic Coupling Diamond Coring Bits in Drilling Hard Rock
硬岩钻进用仿生耦合金刚石取心钻头研究
5.
Selection of Core Drilling Method for WFSD-2 of Wenchuan Earthquake Scientific Drilling Project
汶川地震科学钻探二号孔取心钻进方法的选择
6.
DEVELOPMENT AND APPLICATION OF THE TUNGSTEN CARBIDE WIRELINE CORE BITS
硬质合金绳索取心钻头的研制和应用
7.
Wire-line Core Drilling in Water Sensitive Formations
绳索取心钻进技术在水敏层中的应用
8.
Development of core drill equipment for combined underwater drill rammer of rock built-in pile hole
嵌岩桩孔组合潜孔锤取心钻具的研制
9.
Mechanical Analysis and Design of Coring BHA in Long Horizontal Segment
水平段大段取心钻具力学分析与设计
10.
Finite Element Analysis of Cutting Load of Geological PDC Coring Bit
地质PDC取心钻头切削载荷有限元分析
11.
Research of Technology Problem with Pneumatic Downhole Hammer Core Drilling
气动潜孔锤取心钻进工艺问题的研究
12.
On how to Make Rational Use of Impregnated Diamond Core Bit: A Brief Introduction of a New Series of Drilling Bits Manufactured by the Longyear Co.
如何用好孕镶金刚石取心钻头——长年公司新系列钻头简介
13.
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
14.
Analysis on the Cause of Drilling Pipe Fracture in Wire-line Coring Construction and the Countermeasures
绳索取心钻探施工中钻杆折断原因分析及应对措施
15.
Research on Coring Mechanism of Reverse Circulation Continuous Coring Drilling of Hollow DTH;
贯通式潜孔锤反循环连续取心钻进取心机理研究
16.
STUDY ON HYDRAULIC ANTI-REVOLVE CORE SAMPLING TECHNIQUE OF PIT BORING WITH SINGLE TUBE
坑内单管水力反循环取心钻探技术研究
17.
Research on Deep Hole Wire Line Core drilling Tech.in Complicated Stratum
复杂地层中深孔绳索取心钻探技术研究
18.
Troubles Met with in Wireline Core Drilling and Technical Measures Adopted
推广绳索取心钻进技术存在的问题及其对策