1) bit optimization
钻头优选
1.
Application of bit optimization method in Qingxi area,Yumen Oilfield;
钻头优选方法在玉门青西油田的应用
2) drill bit selection
钻头选型
1.
Study on rock mechanics parameters and drill bit selections for Liuhua oilfield in South China Sea.;
流花油田地层岩石力学参数评价及钻头选型技术
3) bit selection
钻头选型
1.
The Application Of Mud Logging Data In Bit Selection;
录井资料在钻头选型中的应用
2.
In model selection, using the modified drill cost in every meter as a standard can efficiently eliminats the effect of non-formation factor to bit selection.
本文介绍应用声波时差进行钻头选型的原理和方法。
4) bit type selection
钻头选型
1.
In this paper,the nature of the various rock,the basis of bit type selection and how to judge the use of drill bit are introduced,the method of properly using bits is stated.
针对川东高陡地质构造复杂,钻井中深井、超深井机械钻速低,建井周期长,钻井成本过高的问题,分析了川东地区钻井速度低的原因,介绍了岩石的各种性质,钻头选型依据以及如何评判钻头井下使用情况等方面的知识,阐述了合理使用钻头的方法,提出了在川东地区高陡构造地层中提高钻井速度的三种措施:(1)采用以偏轴-钟摆钻具组合为主的钻井方式进行钻进;(2)开展喷射钻井,促进机械钻速提高;(3)开展水力加压器的应用。
5) drill bit choice
钻头选择
1.
The way is adopt homologous technique measure by construction craft,drill bit choice,flush a liquid choice,protecting wall and plugging measure.
针对箭竹坪矿区绳钻施工中存在的孔壁坍塌现象进行探讨分析,采用综合钻探工艺的钻头选择、冲洗液选择、固壁和堵漏措施,预防和减少孔内事故,提高了钻进效率,对类似矿区施工具有指导意义。
6) optimization of drilling fluid
钻井液优选
补充资料：钻头
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条