CN203702074U - 可洗井长胶筒压差式注水封隔器 - Google Patents
可洗井长胶筒压差式注水封隔器 Download PDFInfo
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- CN203702074U CN203702074U CN201320755895.0U CN201320755895U CN203702074U CN 203702074 U CN203702074 U CN 203702074U CN 201320755895 U CN201320755895 U CN 201320755895U CN 203702074 U CN203702074 U CN 203702074U
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CN201320755895.0U CN203702074U (zh) | 2013-11-25 | 2013-11-25 | 可洗井长胶筒压差式注水封隔器 |
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CN203702074U true CN203702074U (zh) | 2014-07-09 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104653145A (zh) * | 2013-11-25 | 2015-05-27 | 天津大港油田钻采技术开发公司 | 可洗井长胶筒压差式注水封隔器 |
CN105822242A (zh) * | 2016-03-30 | 2016-08-03 | 天津大港油田石油工程研究院钻采技术开发公司 | 密封性稳定的套压凡尔装置 |
CN106761538A (zh) * | 2016-12-23 | 2017-05-31 | 中国石油天然气股份有限公司 | 一种油田隔采用长胶筒封隔器 |
CN107724993A (zh) * | 2017-11-27 | 2018-02-23 | 李明 | 一种可解封式遇水膨胀封隔器的使用方法 |
CN112324382A (zh) * | 2020-11-03 | 2021-02-05 | 中国石油化工股份有限公司 | 一种全集流式产气剖面测试仪器封堵装置及方法 |
CN113153205A (zh) * | 2021-04-30 | 2021-07-23 | 毛凤河 | 一种注水封隔器 |
CN115075767A (zh) * | 2021-03-15 | 2022-09-20 | 中国石油天然气股份有限公司 | 封隔器及密封方法 |
-
2013
- 2013-11-25 CN CN201320755895.0U patent/CN203702074U/zh not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104653145A (zh) * | 2013-11-25 | 2015-05-27 | 天津大港油田钻采技术开发公司 | 可洗井长胶筒压差式注水封隔器 |
CN105822242A (zh) * | 2016-03-30 | 2016-08-03 | 天津大港油田石油工程研究院钻采技术开发公司 | 密封性稳定的套压凡尔装置 |
CN105822242B (zh) * | 2016-03-30 | 2018-11-16 | 天津大港油田石油工程研究院钻采技术开发公司 | 密封性稳定的套压凡尔装置 |
CN106761538A (zh) * | 2016-12-23 | 2017-05-31 | 中国石油天然气股份有限公司 | 一种油田隔采用长胶筒封隔器 |
CN107724993A (zh) * | 2017-11-27 | 2018-02-23 | 李明 | 一种可解封式遇水膨胀封隔器的使用方法 |
CN112324382A (zh) * | 2020-11-03 | 2021-02-05 | 中国石油化工股份有限公司 | 一种全集流式产气剖面测试仪器封堵装置及方法 |
CN112324382B (zh) * | 2020-11-03 | 2022-12-02 | 中国石油化工股份有限公司 | 一种全集流式产气剖面测试仪器封堵装置及方法 |
CN115075767A (zh) * | 2021-03-15 | 2022-09-20 | 中国石油天然气股份有限公司 | 封隔器及密封方法 |
CN115075767B (zh) * | 2021-03-15 | 2023-09-26 | 中国石油天然气股份有限公司 | 封隔器及密封方法 |
CN113153205A (zh) * | 2021-04-30 | 2021-07-23 | 毛凤河 | 一种注水封隔器 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 300270 Tianjin Binhai New Area Dagang No.3 Hospital Co-patentee after: DAGANG OILFIELD GROUP Co.,Ltd. Patentee after: Tianjin Dagang Oilfield Petroleum Engineering Research Institute Drilling Technology Development Co.,Ltd. Address before: 300270 Tianjin Binhai New Area Dagang No.3 Hospital Co-patentee before: DAGANG OILFIELD GROUP Co.,Ltd. Patentee before: TIANJIN DAGANG OILFIELD PETROLEUM ENGINEERING RESEARCH INSTITUTE DRILLING AND PRODUCTION TECHNOLOGY DEVELOPMENT CO. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 300270 Tianjin Binhai New Area Dagang No.3 Hospital Co-patentee after: DAGANG OILFIELD GROUP Co.,Ltd. Patentee after: TIANJIN DAGANG OILFIELD PETROLEUM ENGINEERING RESEARCH INSTITUTE DRILLING AND PRODUCTION TECHNOLOGY DEVELOPMENT CO. Address before: Three Dagang oil field, Tianjin, Grand Port, No. 300280 Co-patentee before: DAGANG OILFIELD GROUP Co.,Ltd. Patentee before: TIANJIN DAGANG OIL FIELD DRILLING TECHNOLOGY DEVELOPMENT CO. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140709 |