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Keywords Ansai oilfield;oil well;destabilization well testing;radial flow;boundary types; 安塞油田;油井;不稳定试井;径向流;边界类型;
Aim To study the factors of oil accumulation for better exploration of the Chang 6 oil reservoir in Ansai Oilfield. 摘要目的为了更好地勘探安塞油田长6油藏，研究影响石油富集成藏的因素。
Pingbei Area Ansai Oilfield has geological specialties of the low-permeability and low-production, and the complex ground conditions. 安塞油田坪北区具有低渗透、低产的地质特点和复杂的地面条件。
A large number of limnetic macro algae fossils were found in the Chang6 reservoir in Ansai Oilfield,which proved the existence of macro algae in the Mesozoic. 安塞油田长6油层发现了大量的淡水宏观藻类化石,证实了中生界宏观藻类的存在。
The oil reservoirs in Pingbei Area of Ansai Oilfield is difficult to develop because of its ultra-low permeability, micro-fracture, and low production of oil wells. 摘要安塞油田坪北区油层渗透率特低，具有微裂缝，油井产量低等特点，为此，增加了油藏开发中的难度；
This study of mercury injection curves from cores of extra low permeability reservoirs in Y and Z blocks in Ansai oilfield shows that the reservoirs are of singular and multiple fractal natures using fractal geometric formula with two parameters. 摘要利用带有两参数分形几何公式对安塞油田Y、Z区块特低渗储集层岩心压汞资料数据进行了分析，结果表明，该区块储集层具有单一分形和多重分形特征。
Through continuous exploration,practices and innovation in management methods,Ansai Oilfield developed a perfect management system for dosing system.Good effect has been achieved in practice. 安塞油田不断探索实践,创新管理方法,形成了一套较为完善的加药系统管理体系,现场实施效果较好。
North Pingqiao of Ansai Oilfield 安塞油田坪北区
Keywords multilateral well;well structure;sidetrack;well trajectory;Ansai Oilfield; 多分支井;井身结构;侧钻;井眼轨迹;安塞油田;
End sand fallout fracturing pilot in Chang-6 formation of Ansai Oilfield 安塞油田长6油层端部脱砂压裂试验
Keywords Ordos basin;Ansai Oilfield;Yan 'an Formation;palaeogeomorphology;sedimentary microfacies;distribution of the sandbodies;disciplinarian of accumulation oil&gas;favorable zones; 鄂尔多斯盆地;安塞地区;侏罗系延安组;古地貌;沉积微相;砂体展布;油气聚集规律;有利区块;
Keywords Pingbei Region of Ansai Oilfield;crevice;ultra-low permeable reservoir;infilling and adjustment;inject water unstably;water-injection strengthening;temporary shielding fracturing; 安塞油田坪北区;裂缝;特低渗透油藏;加密调整;不稳定注水;强化注水;暂堵压裂;
Keywords Ansai oil field;fracture;start up pressure gradient;waterflooding;development adjustment;adjustment by infill drilling;well array spacing; 安塞油田;裂缝;启动压力梯度;注水;开发调整;加密调整;排距;
Ground gathering and transportation technology of low permeability reservoir in Pingbei Area Ansai Oilfield 安塞油田坪北区低渗透油藏地面集输工艺技术
Fine strata classification and correlation of Chang 6 oil-bearing formation of Yanchang Formation in Ansai Oilfield 安塞油田长6油层组精细地层划分与对比
ANALYSIS OF MECHANISM AND EFFECT REFRAC-TURING LOW - PERMEABLE OIL RESERVOIR IN CHANG -6 FORMATION IN ANSAI OILFIELD 安塞油田长6低渗透油藏重复压裂机理与效果分析
Pingbei Area of Ansai Oilfield 安塞油田坪北区
Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
the Ansai Oilfield 安塞油田
Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。