| 泌124断块下层系普通稠油油藏聚合物驱实践与认识 |
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| 引用本文： | 李长宏. 泌124断块下层系普通稠油油藏聚合物驱实践与认识[J]. 石油地质与工程, 2011, 25(5): 67-69,2 |
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| 作者姓名： | 李长宏 |
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| 作者单位： | 中国石化河南油田分公司开发事业部,河南南阳,473132 |
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| 摘 要： | 古城油田泌124断块属于普通稠油油藏,油层非均质严重、含油井段长、含油层数多、油层厚度薄、地下原油粘度大,经过二十多年的开发,油藏采收率低、采油速度低、采出程度低、综合含水高,开发效果逐年变差.通过聚合物驱注采井网井距、注采参数的优化研究,确定了适合该油藏特点的聚合物驱方案,改善聚合物驱四项技术的成功应用,有效地提高了...
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| 关 键 词： | 泌124断块 普通稠油 聚合物驱 泌阳凹陷 |
Practice and recognition of ordinary heavy oil reservoir polymer flooding in Bi 124 fault block low series |
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| Li Changhong. Practice and recognition of ordinary heavy oil reservoir polymer flooding in Bi 124 fault block low series[J]. Petroleum Geology and Engineering, 2011, 25(5): 67-69,2 |
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| Authors: | Li Changhong |
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| Affiliation: | Li Changhong(Henan Oilfield Branch Company Development Division,Sinopec,Nanyang,Henan 473132) |
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| Abstract: | Gucheng oilfield Bi 124 fault block is ordinary heavy oil reservoir,layer heterogeneity is serious,oil bearing well section is long,oil bearing layers are more,oil layer thickness is thin,underground crude oil viscosity is big.After 20 years development,reservoir recovery efficiency is low,recovery velocity is low,production degree is low,comprehensive water cut is high,development effect decrease yearly.Through optimal research on polymer flooding injection and production well pattern and spacing,injection... |
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| Keywords: | Bi 124 fault block ordinary heavy oil polymer flooding Biyang depression |
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