| QHY341型封隔器及应用 |
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| 引用本文： | 杨应奎,檀朝东,颜中云.QHY341型封隔器及应用[J].油气井测试,2000,9(3):70-72. |
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| 作者姓名： | 杨应奎 檀朝东 颜中云 |
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| 作者单位： | 青海油田公司生产运行处 |
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| 摘 要： | QHY341新型水力差压式封隔器采用了分体组合式，双液缸，双级胶管密封，直接喷砂体的结构，具有结构简单，坐封方便，逐级解封，载荷轻且可靠，反洗通畅，易解卡，耐压差大等优点，满足中深井的一次多层压裂工艺的需要。
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| 关 键 词： | 油井 分层压裂 QHY341型 水力压差式 封隔器 |
QHY341 Model Packer and Its Application |
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| Yang Yingkui,Tan Chaodong,Yan Zhongyun.QHY341 Model Packer and Its Application[J].Well Testing,2000,9(3):70-72. |
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| Authors: | Yang Yingkui Tan Chaodong Yan Zhongyun |
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| Abstract: | QHY341 model packer is a new type hydraulic differential pressure packer which adopted the structure as the combination in parts,double hydraulic cylinders,double graded cement sealing and extreme-line sand blower.It has the advantages of simple structure,convenient setting operation,unsetting step by step,light and reliable load,unblocked reserve circulation,easy unsticked and high resistance to different pressure.All of this can feed the needs of multiple fracturing process in semideep wells by one string. |
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| Keywords: | separate layer fracturing paker application |
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