CN103967445B - 油管排气装置 - Google Patents
油管排气装置 Download PDFInfo
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- CN103967445B CN103967445B CN201410197848.8A CN201410197848A CN103967445B CN 103967445 B CN103967445 B CN 103967445B CN 201410197848 A CN201410197848 A CN 201410197848A CN 103967445 B CN103967445 B CN 103967445B
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- sliding sleeve
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- flow guide
- steam vent
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
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CN201410197848.8A CN103967445B (zh) | 2014-05-13 | 2014-05-13 | 油管排气装置 |
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CN201410197848.8A CN103967445B (zh) | 2014-05-13 | 2014-05-13 | 油管排气装置 |
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CN103967445A CN103967445A (zh) | 2014-08-06 |
CN103967445B true CN103967445B (zh) | 2016-05-18 |
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CN201410197848.8A Active CN103967445B (zh) | 2014-05-13 | 2014-05-13 | 油管排气装置 |
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Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2033849U (zh) * | 1988-05-06 | 1989-03-08 | 甘肃省兰州军区后勤部应用科学研究所 | 风动地鼠机 |
CA1318848C (en) * | 1989-09-29 | 1993-06-08 | Marcel Obrejanu | Dewaxing apparatus for oil well |
CN2179908Y (zh) * | 1993-08-02 | 1994-10-19 | 大同石油机械厂 | 井下采油高效防砂防气装置 |
CN202544815U (zh) * | 2012-01-11 | 2012-11-21 | 中国石油化工股份有限公司 | 一种用于深抽工艺井的可排气管柱 |
CN203961905U (zh) * | 2014-05-13 | 2014-11-26 | 中国石油化工股份有限公司 | 油管排气装置 |
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2014
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CB03 | Change of inventor or designer information |
Inventor after: Zhu Yinghui Inventor after: Yue Guangtao Inventor after: Cao Xuemei Inventor after: Zhang Quansheng Inventor after: Ye Jinsheng Inventor after: Yang Qinqin Inventor after: Tian Yugang Inventor after: Yi Weijie Inventor after: Wen Shengkui Inventor after: Yang Hui Inventor after: Zhang Huaqiang Inventor before: Zhu Yinghui Inventor before: Cao Xuemei Inventor before: Zhang Quansheng Inventor before: Ye Jinsheng Inventor before: Tian Yugang Inventor before: Yi Weijie Inventor before: Wen Shengkui Inventor before: Yang Hui Inventor before: Zhang Huaqiang Inventor before: Yue Guangtao |
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