低渗透

低渗透极限交联聚苯乙烯型凝胶色谱填料

Crosslinked polystyrene gels of low permeation limit for gel permeation chromatography

应用现代试井技术提高低渗透油藏开发水平

Improve low permeation oil deposit develop of the application modern test well technical

低渗透压力条件下砂岩渗透性质的CT试验

Permeability experiment of sandstone under low seepage pressures by X-ray CT test

低渗透油层SL活性剂提高采收率实验

Experiments of SL surfactant flooding for EOR in low permeability reservoirs

但最近一些低渗透油气田却出现了频繁的CO气体中毒事件，给油田及员工带来巨大的损失。

Recently , frequent poisoning events of CO were took place in the some low permeable oil-gas field and the crews were hurt seriously .

所得到的分析方法可用于分析钻井完井过程中的非自喷DST测试资料及所有低渗透油藏测试过程中的非自喷段塞流动试井资料。

The analysis method can be extended for the case of other slug flow well testing .

针对渗透率低于10-3μm2天然低渗透砂岩岩心，在改造的气体渗透率测定仪上进行含水岩样中气体渗流规律的室内实验。

Gas percolation in sandstone cores with permeability lower than 10-3 μ m2 has been studied with water-bearing samples and modified gas permeability analyzer .

考虑开采效果和气体注入能力，芳48特低渗透油藏开采应优先选择CO2吞吐后气驱，其次为水驱转CO2驱。

Considering the production response and the CO2 injectivity , the development scheme of Fang-48 fault block should be firstly the CO2 stimulation followed by CO2 drive , secondly by water-CO2 alternate flooding .

CO2混相驱是低渗透油藏提高采收率的三次采油技术，而CO2混相驱最小混相压力是研究的关键。

The CO_2 miscible drive is the third production technique to enhance oil recovery for the low permeability reservoir . The minimum miscible phase pressure of the CO_2 miscible drive is the key of the study .

介绍了长庆油田低渗透砂岩油气藏CO2泡沫压裂的室内研究与现场试验情况，阐述了长庆油气田CO2泡沫压裂的施工工艺、施工参数、液体体系及试验效果。

This paper introduced interior research and spot experiment of the CO 2 bubble fracturing in sand oil and gas pools with low permeability in Changqing oilfield , set forth its construction technology , construction parameters , liquid system and construction effect .

巴喀油田中侏罗统砂岩属特低渗透裂缝孔隙型储集层，平均渗透率为0.3×10-3μm2；

Sandstone reservoir of Middle Jurassic in Baka oil field is of lowest permeability , which is fracture and pore , and the average permeability is only 0.3 × 10 - 3 μ m 2 on the ground .

采用改进的Gauss-Newton法，利用后验协方差矩阵估算油藏参数，实现了一种有效反求非均质低渗透油藏参数的方法。

The modified Gauss-Newton algorithm was used to calculate the multi-parameter of reservoir using post-covariance matrix . A fine characterization method for conditioning to static and dynamic data in a heterogeneous low-permeability reservoir is proposed .

针对低渗透油藏的地质及开发特点，在PVT实验和相态拟合的基础上，应用数值模拟技术研究了天然气驱开发方式对开发效果的影响。

In view of geologic and development characteristics in the low - permeability oil reservoirs and based on PVT experiments and phase behavior match , the influence of the development mode of natural gas drive on the effectiveness was studied by the use of numerical simulation technique .

针对运用垂直裂缝井开发的低渗透地层，根据Cinco-ley提出的垂直裂缝井压力动态预测方法，提出了适用于垂直裂缝井的IPR预测方法，并结合应用实例对各个敏感因素进行了分析。

Aimed at the vertical fractured well in low permeability , based on the pressure response forecasting method presented by Cinco-ley , this paper shows a method of IPR and productivity forecasting , we also analyzed the sensitive factors for IPR curve of a vertical fractured well .

低渗透油层超低界面张力化学驱油方式研究

Study on ultralow interfacial tension chemical flooding in low permeability reservoirs

渤南低渗透油田污水生化处理室内模拟研究

Laboratory simulation of oily wastewater biotreatment in Bonan low permeability oilfield

通过研究确定了流体在低渗透油藏中的流动流态；

Flow profile of fluid in low permeability reservoir is confirmed .

特低渗透油藏非达西渗流模型及其应用

Non-Darcy seepage model of extra-low permeability oil reservoir and its application

低渗透非均质异常高压深层砂岩油藏的高效开发

High Efficiency Development of Low-permeability Heterogeneity Uncommonly High-pressure Deep Sandstone Reservoir

低渗透油气储层的应力敏感性表皮系数研究

Study on skin factors with stress sensitivity for low permeable reservoirs

鄂尔多斯盆地低渗透油藏勘探新技术

New Technology for Exploration of Low-permeability Oil Reservoirs in Ordos Basin

中、低渗透性砂岩储集层综合分类评价方法研究以松辽盆地他拉哈北区姚家组扇三角洲砂岩为例

Method in the study on synthetical classified evaluating mid-low-permeable sandstone reservoirs

低渗透油藏表面活性剂驱油数值模拟

Numerical simulation ! of surfactant flooding for low - permeability reservoirs

低渗透和裂缝性油气藏的定方位射孔完井技术

Oriented perforating completion technique for low-permeability and / or fractured pools

水力压裂是开发低渗透油藏的有效增产措施。

Hydraulic fracturing is effective well stimulation in low permeability reservoir .

低渗透油藏实施水平井注水开发的适应性研究

Adaptability of water flooding with horizontal wells in low permeability reservoirs

压敏效应对低渗透砂岩气藏产能的影响

Effect of Stress Sensitivity on Productivity of Low-Permeability Sandstone Gas Pool

低渗透油藏中水平井两相渗流分析

Analysis of two-phase percolation of a horizontal well in low-permeability porous media

低渗透薄砂岩储层裂缝描述技术及应用

Fracture description technology and application in low permeability and thin sandstone reservoirs

低渗透岩石实验理论及装置

Theory and apparatus for testing low-permeability of rocks in laboratory