| 洗井防污染丢手分采管柱设计与应用 |
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| 引用本文： | 李川,李志广,阮刚,张子佳,陈敏义.洗井防污染丢手分采管柱设计与应用[J].石油矿场机械,2011,40(1):72-74. |
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| 作者姓名： | 李川 李志广 阮刚 张子佳 陈敏义 |
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| 作者单位： | 1. 大港油田公司,石油工程研究院,天津,300280
2. 大港油田公司,第二采油厂,河北,黄骅,061103 |
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| 摘 要： | 设计了一种新型丢手分层采油工艺管柱,由Y445型丢手自验封封隔器＋Y441型自验封封隔器＋压差常通阀组成,可实现在洗井过程中保护油层不受污染。使用该管柱进行检泵作业可不动卡层管柱,只需将抽油泵管柱提出,能够保证作业的可靠性,还可避免沉积物在管柱底部的堆积。
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| 关 键 词： | 采油 封隔器 阀 工艺管柱 油层保护 |
Design and Application of Well Flushing and Anti-pollution Releasing String |
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| LI Chuan,LI Zhi-guang,RUAN Gang,ZHANG Zi-jia,CHEN Min-yi.Design and Application of Well Flushing and Anti-pollution Releasing String[J].Oil Field Equipment,2011,40(1):72-74. |
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| Authors: | LI Chuan LI Zhi-guang RUAN Gang ZHANG Zi-jia CHEN Min-yi |
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| Affiliation: | 1.Petroleum Engineering Research Institute,Dagang Oilfield Company,Tianjin 300280,China;2.No.2 Oil Production Plant,Dagang Oilfield Company,Huanghua 061103,China) |
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| Abstract: | A releasing separate zone production tubing string was design.It consists of Y445 releasing self-sealing packer ＋ Y441 self sealing packer ＋ pressure deferent valve,to realize oil reservoir unpolluted.The string is used at pump maintenance immobile string,and the only thing to do is to lift pump tubing string.It is reliable and avoids sediment accumulated at the bottom of string. |
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| Keywords: | production packer valve processing string oil zone protection |
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