1.
Improvement of penetration rate with hydraulic pulsating-cavitation jet compound drilling technology
利用水力脉冲空化射流复合钻井技术提高钻速
2.
Study on Rheology and Thixotropy of HPS/CMC Complex Drilling-fluid
HPS/CMC复合钻井液流变性和触变性研究
3.
Analysis on balling up caused by helicoid hydraulic motor bypass valve failure in combined drilling technology
复合钻井过程中螺杆钻具旁通阀刺漏造成钻头泥包分析
4.
Study on the Mechanical Characteristics of Bored Shaft Lining Consisting of Inner Steel Sheet and Reinforced Concrete in 600m Thick Alluvium;
600m深表土中内层钢板—钢筋混凝土复合钻井井壁力学性能的研究
5.
mixed oil drilling rig
复合式石油钻井钻机
6.
Drilling through carbonate formations, especially in deep wells and in complicated formations bearing salt is a worldwide problem.
盐膏层钻井,特别是深井盐膏层和复合盐层钻井,是一个世界级的钻井技术难题。
7.
Corrosion inhibitor DFP used in drilling fluid system containing compound salt to solve corrosion problem
复合盐防腐钻井液的研制与现场应用
8.
Ultra-high Density Polymer Saltwater Drilling Fluid Technology for Well No.15 in Yunatu,Turkmenistan.
尤拉屯No.15井超高密度聚磺复合盐水钻井液技术
9.
Study of Corrosion to Drilling Rigs by Solid Free Composive Salt Drilling and Completion Fluids and Its Prevention Technology
无固相复合盐水钻井完井液对钻具腐蚀规律与防护技术研究
10.
Study on Bottom Hole Flow Field of B9M-PDC Scraper Bit
B9M型金刚石复合片刮刀钻头井底流场研究
11.
Application of biological polysulfonate potassium drilling fluid in the horizontal gas wells in Changqing Gasfield
复合钾盐生物聚磺钻井液在长庆水平气井的应用
12.
combination center drill
组合中心钻，复合中心钻
13.
polymer-polyelectrolyte drilling fluid system
聚合物-聚电解质钻井液
14.
semipacked bottom-hole assembly
半封隔井底钻具组合
15.
three-dimensional bottomhole assembly model
三维井底钻具组合模式
16.
Research on the polyolcol drilling fluids for offshore hydrate drilling
海洋水合物地层钻井用聚合醇钻井液研究
17.
DEVELOPMENT AND TESTS OF LOW-TEMPERATURE ELECTROPLATED81/2" PDC CORING OIL BITS
低温电铸8(1/2)″复合片取芯油井钻头的研制与试验
18.
weight-responsive bottom-assembly
对钻压敏感的井底钻具组合