surface hole drilling
钻下表层套管的井眼
Analysis on lateral load-bearing capacity of conductor and surface casing for deepwater drilling
深水钻井导管和表层套管横向承载能力分析
A Method of Safe Mud Density Window and Casing Program Determination with Credibility
含可信度的钻井液密度窗口及套管层次和下深确定方法
FEM for a type drilling-perforating casing with screw holding in open hole completion
裸眼完井螺旋钻孔-射孔套管的有限元分析
4.12 When 20" casing depth is attained, displace hole volume with high viscosity mud.
钻达20英寸套管深度时，用高粘度泥浆替满井眼。
Research and Application of Casing Drilling Technology in Shengli Oil Field;
套管钻井技术在胜利油田的应用研究
Application of side tracking casing cutting window technique in Wangyun 2B Well;
套管开窗侧钻技术在王云2B井的应用
Application of casing drilling technology in ZM-351 well in Venezuela
套管钻井技术在委内瑞拉ZM-351井的应用
Application Research of Expandable Casing in Completion Engineering of Sidetrack Wells
膨胀套管技术在侧钻井完井工程的应用研究
cased and perforated productivity
下套管射孔井的产能
The Design and Its Experimental Researcch of a Drill Bit for Down-hole Casing Drilling
石油井下套管开孔钻头设计及试验研究
DESIGN AND CHECKING METHOD OF CASING STRING STRENGTH IN SALT-GYPSUM FORMATION BASED ON ACTUAL WELL PATH
基于实际井眼轨迹的盐膏层套管柱强度设计与校核方法
On the application of raise-boring machine in small shaft construction assisted by grouting in top-soil
反井钻机表土层小井灌浆施工技术的研究
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
New formula of drilling mud density of the control wellbore closed rate in salt bed.
一种控制盐层段井眼闭合率的钻井液密度新公式
Numerical Modeling and Optimum Engineering Design for Hole Shrinkage in Borehole Drilling at Salt and Gypsum Layers;
钻井工程中盐膏层井眼缩径的数值模拟及最佳工程设计研究
The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors.
计算结果表明，有效偏心距和上部钻柱的提升力是影响近井口套管偏磨的主要因素。
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