DFCU

用法例句

The study of wellbore gas volume control may be helpful to enhance the efficiency of circular drilling, reduce the difficulty in controlling the pressure of equipment, provide a reasonable plan to add or discharge gas for circular drilling, and guide the control of node pressure.

通过对井筒气量控制的研究,可以提高循环钻进效率,并能有效降低设备压力控制的难度,为循环钻井施工提供合理的气量补充和排放方案,并为节点压力控制提供指导。

The research on indoor simulation method of gas circulation drilling in a similar way

气体循环钻井室内相似模拟方法研究

The Study of Applying Air Foam Drilling

空气可循环泡沫钻井液技术应用研究

Water well construction using directional circulation drilling technology in sandy gravel aquifer

砂砾含水中正循环钻进水井施工初探

A Prediction Model for Drilling Fluid ECD in High Temperature Deep Wells.

高温深井钻井液当量循环密度预测模型

CLAMPING FORCE ANALYSIS FOR ON/OFF SLIP OF CONTINUOUS-CIRCULATION SYSTEM

钻井连续循环系统上卸扣卡瓦卡紧力分析

Application of Air-lift Reverse Circulation Drilling in Baoli ZK3 Deep Geothermal Well of Guizhou

气举反循环钻进技术在地热深井施工中的应用

The Application of A Foam Mud in Exploration Well Babal in Iran.

可循环微泡沫钻井液研究及在伊朗Babal探井的应用

Applications of Clear Water-gas-lift Reverse Circulation Drilling Technology to Deep-well Construction

清水气举反循环钻探工艺在深水井施工中的应用

Application of Airlift Reverse Circulation Drilling in Jingre 164~# Well of 3512 m Depth

气举反循环钻进工艺在3512m深的京热164号井中的应用

A Recyclable Foaming Drilling Fluid Suitable for Drilling Low Pressure Low Permeability Reservoirs.

用于低压低渗透油气藏的可循环泡沫防塌钻井液

Heat transfer model for a standing column well geothermal system

循环单井井管-井孔-含水层传热模型

gravel flow packed liner completio

循环砾石充填衬管完井

circulating out fill

循环带出井底沉淀物

Use active mud and add XCD polymer to 100+ viscosity. Incorporate sweeps into the mud system.

使用在用钻井液加生物聚合物把粘度提高到100秒以上，作为清扫液汇入循环系统。

Drilling technology for 3D medium-radius Huanping-3 horizontal well in Changqing Oil Field

长庆油田中半径三维水平井环平3井钻井技术

To bore(a shaft) with a trepan.

钻用钻井机钻（矿井）

Study of Environment-friendly Corrosion Inhibitor for Drill Tool in Saltwater Drilling Fluids;

盐水钻井液用钻具的环保型缓蚀剂的研究

Research on the Method of Wellbore Temperature and Pressure Calculation during Deep-water Drilling;

深水钻井环境下的井筒温度压力计算方法研究