flat back

balanced bottom hole pressure method

井底压力平衡压井法

Research on Prediction Bottom Hole Pressure of Under-balanced Drilling Base of ANN;

基于神经网络的欠平衡钻井井底压力预测方法研究

formation-wellbore pressure balanced

地层-井眼系统压力平衡

pressure balanced drilling bumpersub

压力平衡式钻井震击器

In kill operation, it is required to keep the downhole pressure stable and the well bore pressure balanced.

在压井过程中,要求井底压力能够保持不变,并使井眼系统的压力保持平衡关系。

MODIFICATION OF UBD SOFTWARE DESIGN DEVIATION USING THE DOWNHOLE PRESSURE ACQUISITION TECHNOLOGY

井底压力采集技术修正欠平衡钻井软件设计偏差

The impact of unbalanced reservoir pressure on lateral well deliverability

地层压力不平衡对分支井产能的影响

Well-logging Instrument Pressure-balance Calculation Based on COSMOSFloWorks

基于COSMOSFloWorks的测井仪器压力平衡设计计算

draw-down bottom pressure curve

抽汲期间井底压力曲线

surface pressure read-out

地面直读井底压力计

surface-recording gauge

地面记录的井底压力计

A Method of Dynamic Analysis of the Pressure of Horizontal Well with Horizontal Fracture;

水平裂缝水平井的压力动态分析方法

A New Productive Prediction Method of Horizontal Fracture Wells in Hydraulic Fracturing

水力压裂水平裂缝井产能预测新方法

Research on the Calculation and Afterflow Correction Method of BHP in a Rod-pumped Well in North Sa Oilfield

萨北油田抽油机井井底压力计算与续流校正方法研究

Research on Mechanism of Controlling Floor Heave by Stress Releasing Method in Deep Coal Mine

深井高应力巷道卸压法防治底臌机理研究

Well Test Methods for Shallow Wells and Wells with Abnormal Pressure in Jilin Oilfield

吉林油田浅井及压力异常井测试方法

DEVELOPMENT OF THE OUTSIDE DIAMETER OF 244.5MM MEASURABLE PRESSURE BELOW VALVE ANNULUS SAFE VALVE

可测量阀底压力的Φ244.5mm井下套管封井器研制

Underbalanced cementing technology for high-pressure and low-permeability gas wells:Case story of the well Baolong-1

高压低渗透气井欠平衡固井技术——以宝龙1井为例