CN201988913U - 法兰扶正器 - Google Patents
法兰扶正器 Download PDFInfo
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- CN201988913U CN201988913U CN201120074180XU CN201120074180U CN201988913U CN 201988913 U CN201988913 U CN 201988913U CN 201120074180X U CN201120074180X U CN 201120074180XU CN 201120074180 U CN201120074180 U CN 201120074180U CN 201988913 U CN201988913 U CN 201988913U
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CN201120074180XU CN201988913U (zh) | 2011-03-21 | 2011-03-21 | 法兰扶正器 |
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CN201120074180XU CN201988913U (zh) | 2011-03-21 | 2011-03-21 | 法兰扶正器 |
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CN201988913U true CN201988913U (zh) | 2011-09-28 |
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CN201120074180XU Expired - Fee Related CN201988913U (zh) | 2011-03-21 | 2011-03-21 | 法兰扶正器 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105889627A (zh) * | 2016-05-11 | 2016-08-24 | 四川行之智汇知识产权运营有限公司 | 一种石油管道连接法兰安装的液压对接器 |
CN108393839A (zh) * | 2018-03-07 | 2018-08-14 | 山东京博石油化工有限公司 | 一种法兰矫正器 |
CN110181461A (zh) * | 2019-05-16 | 2019-08-30 | 北京市燃气集团有限责任公司 | 错位法兰纠正器 |
CN114179022A (zh) * | 2021-12-17 | 2022-03-15 | 中国石油天然气股份有限公司 | 一种用于管道阀门法兰垫子清理错位矫正快捷工具 |
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2011
- 2011-03-21 CN CN201120074180XU patent/CN201988913U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105889627A (zh) * | 2016-05-11 | 2016-08-24 | 四川行之智汇知识产权运营有限公司 | 一种石油管道连接法兰安装的液压对接器 |
CN108393839A (zh) * | 2018-03-07 | 2018-08-14 | 山东京博石油化工有限公司 | 一种法兰矫正器 |
CN110181461A (zh) * | 2019-05-16 | 2019-08-30 | 北京市燃气集团有限责任公司 | 错位法兰纠正器 |
CN114179022A (zh) * | 2021-12-17 | 2022-03-15 | 中国石油天然气股份有限公司 | 一种用于管道阀门法兰垫子清理错位矫正快捷工具 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Cheng Jiang Inventor after: Li Guijiang Inventor after: Zhang Rongqi Inventor after: Wang Chungang Inventor after: Wang Xianmin Inventor after: Wang Yajun Inventor after: Liu Fenglong Inventor after: Liu Guanjiang Inventor after: Lin Shuyan Inventor before: Cheng Jiang Inventor before: Li Guihai Inventor before: Zhang Rongqi Inventor before: Wang Chungang Inventor before: Wang Xianmin Inventor before: Wang Yajun Inventor before: Liu Fenglong Inventor before: Liu Guanjiang Inventor before: Lin Shuyan |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHENG JIANG LI GUIHAI ZHANG RONGQI WANG CHUNGANG WANG XIANMIN WANG YAJUN LIU FENGLONG LIU GUANJIANG LIN SHUYAN TO: CHENG JIANG LI GUIJIANG ZHANG RONGQI WANG CHUNGANG WANG XIANMIN WANG YAJUN LIU FENGLONG LIU GUANJIANG LIN SHUYAN |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20140321 |