stopcocking是什么意思

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This paper analyses and discusses five means of forecasting petroleum drilling cycle in the world, including historical level method, typical cases method, learning curve method, procedure work-hour method and cyclic rating method.

综合分析了国内外钻井周期预测方法,归纳出历史水平法、典型案例法、学习曲线法、工序工时法、周期定额法等,并进行了简要分析和论述。

According to the technical problems existence in many deep wells and consulting relative data, this paper analysed the drilling technologies on lost circulation, hole sloughing, drill pipe sticking, deviation controlling and so on, and proposd out some suggestions for shortening the drilling cycle and improving the drilling r.

川东北地区所钻井复杂情况多,钻井周期长,直接影响了油气勘探开发。

Due to the poor drillability,low rate of penetration(ROP),long drilling cycle of the Lower Carboniferous formation,the natural gas exploration and development is seriously restricted in Ludong area of the Junggar Basin.

新疆准噶尔盆地陆东地区的深探井,由于下部石炭系地层可钻性差,机械钻速低,钻井周期长,严重制约了陆东地区的天然气勘探开发进程,如何提高钻井速度一直是陆东地区钻井工作的一个难题。

The study results show that the utilization of reservoir protecting technique can reduce the drilling period and discover and protect petroleum reservoirs without delay,.

结果表明, 实施油气层保护技术缩短了海拉尔探区的钻井周期, 能够及时发现和保护储层, 推动了该区的勘探进程。

The test results show that the construction cycle is shortened by 20%and the drilling speed is increased by 86%.

针对河南油田稠油浅井区块的地层特点,研究配套了基于常规钻井设备的单行程套管钻井工艺与工具,使用φ178 mm套管,在井楼、古城油田进行了5口井套管钻井现场试验,建井周期同比缩短了20%,钻机月速提高了86%,取得了良好的效果。

This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively.

该预测模型表明钻井成本与钻井进尺和钻井周期呈指数关系。

RESEARCH ON SAFETY DRILLING PERIOD OF HORIZONTAL WELL IN THE LOOSE SANDSTONE RESERVOIR

疏松砂岩储层水平井安全钻井周期确定研究

It sets good records on drilling cycle, net drilling time and average ROP in the same kind of horizontal wells.

该井的完成 ,创同类型水平井钻井周期、纯钻时间、平均机械钻速的国内好成绩。

Simulation the Acoustic Characteristic of Periodic Drill String of Logging while Drilling

随钻测井周期性钻柱结构声传播特性的数值仿真

Construction technology of Zhou 32-11A Ceping 1 horizontal sidetracking well

开窗侧钻水平井周32-11A侧平1井施工技术

the total absence of fishing boats around the oil rigs.

钻井平台周围根本没有捕鱼船只。

To bore(a shaft) with a trepan.

钻用钻井机钻（矿井）

Early kick detection methods for deepwater drilling and its future development

深水钻井早期井涌检测方法及其未来趋势

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

CBI+well washing every 45 days in 22 wells (groupⅢ);

第三类22口井注菌液并热水洗井,洗井周期45天;

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

Study on identification of the aged coal mine and coal mine lifecycle system simulation

衰老矿井识别及矿井生命周期仿真研究

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

auger with valve

(钻浅井用) 带阀螺旋钻具