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