drill dust

Discussion on increasing slim hole drilling speed;

提高小井眼钻井速度研究

corrosion and protection in drilling;

钻井过程中存在的腐蚀与防腐措施

The mud logging measures and show zone distinguishing under the drilling condition of nitrogen packed-in drilling fluid;

充氮气钻井条件下的录井对策及显示层识别

The multi-branch well drilling technical overview and the latest progress;

多分支井钻井技术综述与最新进展

A research on Knowledge Integration of Complex Deep Well Drilling

复杂深井钻井知识集成研究

Oil and gas well drilling operation is taken as an example to analyze the feasibility of applying Activity-Based Cost to the petroleum and natural gas industry in China, probes into the cost driver of drilling cost of influencing the well drilling operation of oil-gas.

以钻井作业为例,对我国石油、天然气生产行业运用作业成本法的可行性进行了分析,探讨了影响油气钻井作业成本的成本动因。

By analying the cost and safety of drilling wells,summing up the experience,in order to apply the XJ350I workover rig widely in these re- gions.

陆良、保山两气田气层埋藏浅,使用钻机钻井成本居高不下,为了降低钻井成本,从2001年开始在两气田使用 XJ350Ⅰ型修井机钻井,通过对钻井中的成本及安全性等方面的分析、总结,为 XJ350Ⅰ型修井机在钻井中能更好地应用提供依据。

BP model in artificial nerve net model is adopted to predict stuck operating mode in drilling well and artificial nerve net software in predicting system is developed in the paper.

采用人工神经网络模型中BP模型对现场的钻井工况进行卡钻预测 ,并开发了人工神经网络实时卡钻预测系统软件。

In view of difficulties of strata division in the no rock-core drilling wells,delamination features of rock stratum units are identified based on section index characters of Carboniferous and Permian strata in Beijing.

针对无岩芯钻井地层时代划分的困难,文章通过对北京石炭系和二叠系层型剖面标志特征的分析,识别了岩石地层单位的分层标志特征,论述了钻井岩屑地质编录的要求和地层钻探特征,建立了太原组、山西组和石盒子组地球物理测井的物性标志特征,阐明通过岩屑地质编录结合物探测井资料能够较好地对钻井进行地层时代划分。

3 coal bed is 450m to 475m,the well structure being second section.

文章总结了14项钻井注意事项,有针对性,可推广。

Applying finite element method,the dynamic characteristics of drill string with cone bit in straight hole were simulated,and the whirl,deformation and the dynamic stress in air drilling were compared with the ones in drilling fluid drilling.

应用有限元方法,仿真了空气钻井时斜直井眼中带牙轮钻头钻柱的动力学特性,比较了空气钻井和钻井液钻井条件下钻柱的涡动、变形以及动态应力状况,探讨了空气钻井钻柱失效的动力学机理。

To bore(a shaft) with a trepan.

钻用钻井机钻（矿井）

An oil platform.

钻井平台石油钻井平台

drilling practice

钻井实践；钻井习用方法；钻井作业；钻井参数

Drilling, Logging, Mud-logging Managers

钻井、测井、录井处长（经理）

"drilling rig, platform"

"钻井井架,钻井平台,见 oil (drilling) rig"

offshore drilling

海底钻探;海上钻井;海上钻探;海洋钻井;海洋钻探;近海钻探;滨外钻探

kelly for well-drilling machiens

旋转钻孔,钻井机用

mixed oil drilling rig

复合式石油钻井钻机

a bit used in drilling for oil.

油田钻井使用的钻头。

Converting gas drilling to conventional drilling within short time

气体钻井快速转换为常规钻井的钻井液技术

SHALLOW HORIZONTAL DRILLING TECHNOLOGY BY USING VERTICAL-WELL RIG IN HENAN OILFIELD

河南油田直井钻机钻浅层水平井钻井技术

spider bow [for well drilling machines]

星形斗[钻井机用]

high angle drilling lubricant

大斜度井钻井解卡剂

Drilling Fluid Technology for MPD in Moderate and Deep Well in Binhai Oilfield.DFCF,

滨海油田中深层控压钻井钻井液技术

ERW Drilling and Completion Technology in Ultra-Shallow Heavy Oil Reservoir with Conventional Vertical Rig

直井钻机钻超浅层稠油大位移水平井钻井完井技术

HORIZONTAL WELL DRILLING TECHNOLOGY USED IN HIGH-PRESSURE DEEP WELLS IN KAZAKSTAN

哈萨克斯坦高压深井水平井钻井技术

Technology of drilling well and well completion of gas well in the west of Hubei and the east of Chongqing;

鄂西渝东地区天然气井钻井完井技术

660m depthdrilling shaft lining structure design and analysis of main shaft Ban Ji mine

板集主井660m深钻井井壁结构设计分析