CN201187273Y - 调节电泵井流量井口组合装置 - Google Patents
调节电泵井流量井口组合装置 Download PDFInfo
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- CN201187273Y CN201187273Y CNU2008200896419U CN200820089641U CN201187273Y CN 201187273 Y CN201187273 Y CN 201187273Y CN U2008200896419 U CNU2008200896419 U CN U2008200896419U CN 200820089641 U CN200820089641 U CN 200820089641U CN 201187273 Y CN201187273 Y CN 201187273Y
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Application Number | Priority Date | Filing Date | Title |
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CNU2008200896419U CN201187273Y (zh) | 2008-04-02 | 2008-04-02 | 调节电泵井流量井口组合装置 |
Applications Claiming Priority (1)
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CNU2008200896419U CN201187273Y (zh) | 2008-04-02 | 2008-04-02 | 调节电泵井流量井口组合装置 |
Publications (1)
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CN201187273Y true CN201187273Y (zh) | 2009-01-28 |
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CNU2008200896419U Expired - Fee Related CN201187273Y (zh) | 2008-04-02 | 2008-04-02 | 调节电泵井流量井口组合装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101608536B (zh) * | 2009-07-11 | 2012-09-12 | 胜利油田三力石油技术开发有限公司 | 无源式多功能井口回流疏通补偿装置 |
CN111021987A (zh) * | 2020-01-10 | 2020-04-17 | 牡丹江天庆石油机械设备有限公司 | 一种三元油井多通道组合阀 |
-
2008
- 2008-04-02 CN CNU2008200896419U patent/CN201187273Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101608536B (zh) * | 2009-07-11 | 2012-09-12 | 胜利油田三力石油技术开发有限公司 | 无源式多功能井口回流疏通补偿装置 |
CN111021987A (zh) * | 2020-01-10 | 2020-04-17 | 牡丹江天庆石油机械设备有限公司 | 一种三元油井多通道组合阀 |
CN111021987B (zh) * | 2020-01-10 | 2020-08-14 | 牡丹江天庆石油机械设备有限公司 | 一种三元油井多通道组合阀 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DAQING HONGFENG OIL TECHNOLOGY DEVELOPMENT CO., LT Free format text: FORMER OWNER: XIA LIQUN Effective date: 20140909 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140909 Address after: 706, C1-3, room 163316, service outsourcing industry park, Xinfeng Road, hi tech Zone, Heilongjiang, Daqing Patentee after: Daqing Hongfeng Petroleum Technology Development Co., Ltd. Address before: 163316 room 223, block A, software park, Daqing Development Zone, Heilongjiang Patentee before: Xia Liqun |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090128 Termination date: 20160402 |
|
CF01 | Termination of patent right due to non-payment of annual fee |