CN206016794U - 套装式可分层采油气锚 - Google Patents
套装式可分层采油气锚 Download PDFInfo
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- CN206016794U CN206016794U CN201621068883.0U CN201621068883U CN206016794U CN 206016794 U CN206016794 U CN 206016794U CN 201621068883 U CN201621068883 U CN 201621068883U CN 206016794 U CN206016794 U CN 206016794U
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Application Number | Priority Date | Filing Date | Title |
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CN201621068883.0U CN206016794U (zh) | 2016-09-22 | 2016-09-22 | 套装式可分层采油气锚 |
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CN201621068883.0U CN206016794U (zh) | 2016-09-22 | 2016-09-22 | 套装式可分层采油气锚 |
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CN206016794U true CN206016794U (zh) | 2017-03-15 |
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CN201621068883.0U Expired - Fee Related CN206016794U (zh) | 2016-09-22 | 2016-09-22 | 套装式可分层采油气锚 |
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CN (1) | CN206016794U (zh) |
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2016
- 2016-09-22 CN CN201621068883.0U patent/CN206016794U/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Guo Aizhi Inventor after: Liu Hongkai Inventor after: Nie Xuegang Inventor after: Lv Yan Inventor after: Cheng Han Inventor after: Hu Chunlei Inventor after: Zhang Weihua Inventor after: Nie Bing Inventor after: Wang Lijun Inventor after: Lu Feng Inventor before: Guo Aizhi Inventor before: Liu Hongkai Inventor before: Nie Xuegang Inventor before: Lv Yan Inventor before: Cheng Han Inventor before: Hu Chunlei Inventor before: Zhang Weihua Inventor before: Nie Bing Inventor before: Wang Lijun Inventor before: Lu Feng |
|
CB03 | Change of inventor or designer information | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170922 |
|
CF01 | Termination of patent right due to non-payment of annual fee |