CN203420672U - 液压式井下分层找卡水开关 - Google Patents
液压式井下分层找卡水开关 Download PDFInfo
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- CN203420672U CN203420672U CN201320400407.4U CN201320400407U CN203420672U CN 203420672 U CN203420672 U CN 203420672U CN 201320400407 U CN201320400407 U CN 201320400407U CN 203420672 U CN203420672 U CN 203420672U
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CN201320400407.4U CN203420672U (zh) | 2013-07-05 | 2013-07-05 | 液压式井下分层找卡水开关 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104278970A (zh) * | 2013-07-05 | 2015-01-14 | 天津大港油田钻采技术开发公司 | 液压式井下分层找卡水开关 |
CN104594847A (zh) * | 2014-12-17 | 2015-05-06 | 西安石油大学 | 一种开关式管式泵堵塞器 |
CN105545245A (zh) * | 2016-02-02 | 2016-05-04 | 四机赛瓦石油钻采设备有限公司 | 一种机械式坐封及回收的堵塞工具 |
CN107165603A (zh) * | 2015-06-19 | 2017-09-15 | 刘玉友 | 一种油田分层注液装置 |
CN111021984A (zh) * | 2018-10-09 | 2020-04-17 | 中国石油天然气股份有限公司 | 水平井井筒控制装置 |
CN114427381A (zh) * | 2020-10-13 | 2022-05-03 | 中国石油化工股份有限公司 | 一种井下流体注入流速调配器及方法 |
-
2013
- 2013-07-05 CN CN201320400407.4U patent/CN203420672U/zh not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104278970A (zh) * | 2013-07-05 | 2015-01-14 | 天津大港油田钻采技术开发公司 | 液压式井下分层找卡水开关 |
CN104278970B (zh) * | 2013-07-05 | 2016-12-28 | 天津大港油田钻采技术开发公司 | 液压式井下分层找卡水开关 |
CN104594847A (zh) * | 2014-12-17 | 2015-05-06 | 西安石油大学 | 一种开关式管式泵堵塞器 |
CN104594847B (zh) * | 2014-12-17 | 2017-05-31 | 西安石油大学 | 一种开关式管式泵堵塞器 |
CN107165603A (zh) * | 2015-06-19 | 2017-09-15 | 刘玉友 | 一种油田分层注液装置 |
CN107165603B (zh) * | 2015-06-19 | 2019-08-13 | 山东四通石油技术开发有限公司 | 一种油田分层注液装置 |
CN105545245A (zh) * | 2016-02-02 | 2016-05-04 | 四机赛瓦石油钻采设备有限公司 | 一种机械式坐封及回收的堵塞工具 |
CN111021984A (zh) * | 2018-10-09 | 2020-04-17 | 中国石油天然气股份有限公司 | 水平井井筒控制装置 |
CN114427381A (zh) * | 2020-10-13 | 2022-05-03 | 中国石油化工股份有限公司 | 一种井下流体注入流速调配器及方法 |
CN114427381B (zh) * | 2020-10-13 | 2024-04-16 | 中国石油化工股份有限公司 | 一种井下流体注入流速调配器及方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: TIANJIN DAGANG INSTITUTE OF PETROLEUM ENGINEERING Free format text: FORMER NAME: TIANJIN DAGANG OIL FIELD DRILLING TECHNOLOGY DEVELOPMENT COMPANY |
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CP01 | Change in the name or title of a patent holder |
Address after: Three Dagang oil field, Tianjin, Grand Port, No. 300280 Patentee after: DRILLING TECHNOLOGY DEVELOPMENT COMPANY, TIANJIN DAGANG OILFIELD RESEARCH INSTITUTE OF PETROLEUM ENGINEERING Patentee after: Dagang Oil Field Group Co., Ltd. Address before: Three Dagang oil field, Tianjin, Grand Port, No. 300280 Patentee before: Tianjin Dagang Oilfield Drilling Technology Development Co., Ltd. Patentee before: Dagang Oil Field Group Co., Ltd. |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tianjin China Petroleum Ruisi Technology Development Co., Ltd. Assignor: Dagang Oilfield Refco Group Ltd|Tianjin Dagang Oilfield Petroleum Engineering Research Institute drilling Technology Development Company Contract record no.: 2015120000030 Denomination of utility model: Hydraulic type underground layered water detecting and blocking switch Granted publication date: 20140205 License type: Exclusive License Record date: 20150529 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |