The microscopic and macroscopic mechanisms of water alternating gas flooding from the theory has been studied.
从理论上研究了气水交替驱的微观和宏观驱替机理。
The studies above indicated that Xing Jian oil field can enhance oil recovery deeply by water alternating gas flooding.
通过以上研究表明：新疆油田X油藏采用气水交替驱可以大幅提高原油采收率；
Carbon dioxide gas flooding is a promising tertiary oil recovery technology, not only on enhanced oil recovery, but also on CO2 sequestration.
CO 2驱既可实现提高原油采收率又可实现CO2气体的埋存，是一项非常有前景的三次采油技术。
Water injection is always difficult in low permeability reservoirs, to improve the working degree of this reservoir, Wei42 14 well group was selected to conduct the nitrogen gas flooding pilot test.
低渗透油藏的注水往往存在很大困难，为提高此类油藏的动用程度，选择卫4 2 14井组实施了氮气驱先导试验。
The general material balance equation was applied widely in the field, but few studies about material balance equation of gas injection flooding has been conducted.
常规物质平衡方程在油田已广泛应用，然而对油田注气物质平衡方程的研究较少。
Gas injection flooding as an important method of EOR has been researched and applied on a large scale in both laboratory and field.
注气驱油作为提高采收率的一种重要方法，国内外已在实验室和现场进行了相当规模的研究和应用。
In view of the problem, this paper carries out the mechanism study of water alternating gas (WAG) flooding.
本文针对这一问题，开展了气水交替驱机理研究。
Gas injection velocity has strong effected on oil recovery for non-miscible flooding.
注气速度对非混相驱的采收率有很大的影响。
So, the initial water flooding can't suitable to it. In order to utilize abundant gas resources, the feasibility study of injecting associated gas drive to this area is necessary.
可见原始的水驱注采方式已不再适用，为了将充足的气源利用起来，对该区进行伴生气驱可行性研究是非常必要的。
The method to develop gas cap oilfield at home and abroad are mainly depletion and water flooding.
国内外对于气顶油田的开发主要是采用衰竭式和注水开发方式。
The technology of crude oil fingerprint is first applied to the study of oilfield development by miscible gas injection flooding taking Pubei oilfield in Tuha basin as an example.
以吐哈盆地葡北油田为例，首次将原油指纹技术应用到注气混相驱油田开发研究领域。
So it's necessary to deep research water invasion mechanism and early prediction method; water influx calculation and water flooding gas reservoir reserve calculation.
所以有必要深入研究气藏水侵机理及水侵识别早期预测方法、水侵量及水驱气藏储量计算方法。
The article analyses the mechanism and technical requirement of water flooding barrier, and suggests the guide views about exploitation of gas cap region.
本文分析了注水障阻止气窜和油侵气顶的机理，注水障的技术要求等问题，并且对气顶底水油藏气顶气区的开发提出的指导意见。
We can learn from above that the study of material balance method during gas injection flooding is very important.
因此，研究注气开采过程中的物质平衡方程序具有十分重要的意义。
It will help us to search the available methods to prevent and control water encroachment and enhance final recovery of water flooding gas reservoir.
有助于寻找有效的防水和治水措施，提高水驱气藏的最终采收率。
The hollow body (2) further comprises a discharge gas supply (9) for flooding with a discharge gas such that a discharge vessel (8) provided in the hollow body (2) is filled with the same.
此外，空心体（2）具有放电气体输送装置（9）用于以放电气体通风，使得在空心体（2）中接合的放电容器（8）以该气体填充。
It can put out the fire of a and B with the way of total flooding and covering. And it can control the fluid fire of liquid petroleum gas and liquid natural gas.
它能以全淹没和覆盖的方式扑灭A类和B类火灾，可以有效地控制液化石油气、液化天然气的流淌火灾。
The Pubei oilfield is the first one that adopted miscible-flooding development in China, the item of gas injection miscible flooding is one of the tasks of nine-five native plan.
葡北油田是我国第一个采用天然气混相驱开发的油田，注气混相驱项目是国家九五攻关课题之一。
Abstract : To address the issue of "gas lock" caused by CO2 gas-channeling in gas injection wells, the forced pull rod type hollow gas prevention pump for CO2 flooding has been developed.
摘要 ：针对注气井CO2气窜而造成生产井气油比上升，常规管式泵游动阀打不开而导致的“气锁”问题，研制了CO2驱中空强制拉杆式防气泵。
Some actual production data were used to analyze bounds of these influences, and then some new flooding diagrams were described based on bosh gas index.
依据实际生产技术指标数据加以实证分析，绘制炉腹煤气量指数液泛关联图。
Some actual production data were used to analyze bounds of these influences, and then some new flooding diagrams were described based on bosh gas index.
依据实际生产技术指标数据加以实证分析，绘制炉腹煤气量指数液泛关联图。
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