CN104074487A - 一种封隔器 - Google Patents
一种封隔器 Download PDFInfo
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- CN104074487A CN104074487A CN201410331318.8A CN201410331318A CN104074487A CN 104074487 A CN104074487 A CN 104074487A CN 201410331318 A CN201410331318 A CN 201410331318A CN 104074487 A CN104074487 A CN 104074487A
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CN201410331318.8A CN104074487B (zh) | 2014-07-11 | 2014-07-11 | 拖动式封隔器 |
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CN201410331318.8A CN104074487B (zh) | 2014-07-11 | 2014-07-11 | 拖动式封隔器 |
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CN104074487A true CN104074487A (zh) | 2014-10-01 |
CN104074487B CN104074487B (zh) | 2017-01-04 |
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CN201410331318.8A Active CN104074487B (zh) | 2014-07-11 | 2014-07-11 | 拖动式封隔器 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104314511A (zh) * | 2014-11-12 | 2015-01-28 | 中国石油天然气股份有限公司 | 一种压缩式底封封隔器 |
CN108716378A (zh) * | 2018-08-21 | 2018-10-30 | 长江大学 | 一种机械开关式套管堵塞工具 |
CN111801484A (zh) * | 2018-03-30 | 2020-10-20 | 株式会社吴羽 | 具备保护构件的井下堵塞器 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2651434Y (zh) * | 2003-08-23 | 2004-10-27 | 辽河石油勘探局工程技术研究院 | 一种小井眼压裂封隔器 |
CN201129161Y (zh) * | 2007-12-28 | 2008-10-08 | 濮阳市东昊机械电子有限公司 | 小直径压缩式封隔器 |
CN201396103Y (zh) * | 2009-02-24 | 2010-02-03 | 阜宁县宏达石化机械有限公司 | 封隔器 |
RU2453679C1 (ru) * | 2011-01-12 | 2012-06-20 | Общество с ограниченной ответственностью Производственно-торговая фирма "НиГМаш" | Механический пакер |
CN203626705U (zh) * | 2013-10-31 | 2014-06-04 | 中国石油天然气股份有限公司 | 一种侧钻小井眼压裂封隔器 |
CN204024578U (zh) * | 2014-07-11 | 2014-12-17 | 中国石油大学(北京) | 一种封隔器 |
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2014
- 2014-07-11 CN CN201410331318.8A patent/CN104074487B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2651434Y (zh) * | 2003-08-23 | 2004-10-27 | 辽河石油勘探局工程技术研究院 | 一种小井眼压裂封隔器 |
CN201129161Y (zh) * | 2007-12-28 | 2008-10-08 | 濮阳市东昊机械电子有限公司 | 小直径压缩式封隔器 |
CN201396103Y (zh) * | 2009-02-24 | 2010-02-03 | 阜宁县宏达石化机械有限公司 | 封隔器 |
RU2453679C1 (ru) * | 2011-01-12 | 2012-06-20 | Общество с ограниченной ответственностью Производственно-торговая фирма "НиГМаш" | Механический пакер |
CN203626705U (zh) * | 2013-10-31 | 2014-06-04 | 中国石油天然气股份有限公司 | 一种侧钻小井眼压裂封隔器 |
CN204024578U (zh) * | 2014-07-11 | 2014-12-17 | 中国石油大学(北京) | 一种封隔器 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104314511A (zh) * | 2014-11-12 | 2015-01-28 | 中国石油天然气股份有限公司 | 一种压缩式底封封隔器 |
CN104314511B (zh) * | 2014-11-12 | 2016-08-24 | 中国石油天然气股份有限公司 | 一种压缩式底封封隔器 |
CN111801484A (zh) * | 2018-03-30 | 2020-10-20 | 株式会社吴羽 | 具备保护构件的井下堵塞器 |
CN111801484B (zh) * | 2018-03-30 | 2023-09-19 | 株式会社吴羽 | 具备保护构件的井下堵塞器 |
CN108716378A (zh) * | 2018-08-21 | 2018-10-30 | 长江大学 | 一种机械开关式套管堵塞工具 |
CN108716378B (zh) * | 2018-08-21 | 2023-08-22 | 长江大学 | 一种机械开关式套管堵塞工具 |
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Publication number | Publication date |
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CN104074487B (zh) | 2017-01-04 |
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Inventor after: Gu Daihong Inventor after: Liu Guangfeng Inventor after: Chai Chongjun Inventor after: Liu Jinchao Inventor after: Wang Zaiqiang Inventor after: Ren Guofu Inventor before: Gu Daihong Inventor before: Liu Guangfeng Inventor before: Chai Chongjun Inventor before: Liu Jinchao |
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Effective date of registration: 20161019 Address after: 102249 Beijing city Changping District Road No. 18 Applicant after: China University of Petroleum (Beijing) Applicant after: BEIJING FURUIKE PETROLEUM SCIENCE & TECHNOLOGY CO., LTD. Applicant after: Beijing Poly-Doctor Petroleum Technology Co., Ltd. Applicant after: Oil Gas Technology Institute of Changqing Oil Field Branch, PetroChina Company Limited Address before: 102249 Beijing city Changping District Road No. 18 Applicant before: China University of Petroleum (Beijing) Applicant before: BEIJING FURUIKE PETROLEUM SCIENCE & TECHNOLOGY CO., LTD. |
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