Note The drill pipe can be cleaned and doped after it has been rolled off the catwalk.
注意钻杆被滚离猫道后要清洁丝扣以及涂抹丝扣油。
The basic principle and the method of oil drill pipe end upsetting process were presented.
介绍了石油钻杆端部镦锻加厚工艺基本原理及加厚方式。
The longer the single drill pipe, the lesser the critical compressive force of drill stem.
钻杆的单根长度越长，钻柱所能承受的临界载荷越小。
And returns to the surface in the space between the drill pipe and the wall of the borehole.
然后通过钻杆和钻孔壁之间的间隙返回至地表。
In drilling engineering, drill pipe often sticks in salt formation because of wellbore shrinkage.
在钻井工程中，盐岩层井眼易发生缩径卡钻。
Thread form and the length of drill pipe can be manufactured in accordance with user requirements.
钻杆螺纹形式及长度可根据用户要求制造。
Practices and Realizations on the Technique of Freeing Drill Pipe Using Negative Pressure Gas Lift
气举负压解卡技术的实践与认识
Principle of drill core samples were inserted at the top of the drill pipe from package to package.
钻芯取样的原理是将钻杆从毛包的顶端插入到毛包内。
How to Judge Whether the Cement Is in Place for Liner Cementing by Combined Drill Pipe Plug in a Ultra Deep Well
复合钻杆胶塞解决超深井尾管固井碰压问题
Even good party drill pipe. Again, with big hook mention party, put forward with spear pipe hook generous watts.
再连好方钻杆, 用大钩提起方钻杆, 用矛钩提出大方瓦。
Mud This pressure must be under control, and we control it by means of the mud which we circulate down the drill pipe.
然而从那以后的每年, 2003年的那封邮件依然流通着。
Piling steel pipe, also known as drill pipe, is transcribed, or strip steel plate riveted through the coil after forming the pipes lead.
是用誊写钢版或者带钢通过卷曲成型后铆接酿成的钢管。
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