CN208502725U - 一种重力液压组合式双密封封隔器 - Google Patents
一种重力液压组合式双密封封隔器 Download PDFInfo
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- CN208502725U CN208502725U CN201820782970.5U CN201820782970U CN208502725U CN 208502725 U CN208502725 U CN 208502725U CN 201820782970 U CN201820782970 U CN 201820782970U CN 208502725 U CN208502725 U CN 208502725U
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782970.5U CN208502725U (zh) | 2018-05-24 | 2018-05-24 | 一种重力液压组合式双密封封隔器 |
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| CN201820782970.5U CN208502725U (zh) | 2018-05-24 | 2018-05-24 | 一种重力液压组合式双密封封隔器 |
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| CN208502725U true CN208502725U (zh) | 2019-02-15 |
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| CN201820782970.5U Withdrawn - After Issue CN208502725U (zh) | 2018-05-24 | 2018-05-24 | 一种重力液压组合式双密封封隔器 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625816A (zh) * | 2018-05-24 | 2018-10-09 | 濮阳市科锐机械工程技术有限公司 | 一种重力液压组合式双密封封隔器 |
| CN109826588A (zh) * | 2019-03-27 | 2019-05-31 | 孙绍武 | 一种简易修复式注水井封隔器 |
| RU223186U1 (ru) * | 2023-11-24 | 2024-02-05 | Общество с ограниченной ответственностью "Апстрим Групп" (ООО "Апстрим Групп") | Гидравлический якорь |
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2018
- 2018-05-24 CN CN201820782970.5U patent/CN208502725U/zh not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625816A (zh) * | 2018-05-24 | 2018-10-09 | 濮阳市科锐机械工程技术有限公司 | 一种重力液压组合式双密封封隔器 |
| CN108625816B (zh) * | 2018-05-24 | 2024-03-26 | 濮阳市科锐机械工程技术有限公司 | 一种重力液压组合式双密封封隔器 |
| CN109826588A (zh) * | 2019-03-27 | 2019-05-31 | 孙绍武 | 一种简易修复式注水井封隔器 |
| CN109826588B (zh) * | 2019-03-27 | 2020-02-14 | 山东华冠能源技术有限公司 | 一种简易修复式注水井封隔器 |
| RU223186U1 (ru) * | 2023-11-24 | 2024-02-05 | Общество с ограниченной ответственностью "Апстрим Групп" (ООО "Апстрим Групп") | Гидравлический якорь |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Hui Inventor after: Zhang Li Inventor after: Zhang Cunguang Inventor after: Sun Xi Inventor after: Tian Hongxing Inventor after: Li Ansong Inventor after: Cai Yongquan Inventor before: Sun Hui Inventor before: Tang Meng Inventor before: Li Jianxiong Inventor before: Zhang Li Inventor before: Zhang Cunguang Inventor before: Sun Xi Inventor before: Tian Hongxing Inventor before: Li Ansong Inventor before: Cai Yongquan |
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| CB03 | Change of inventor or designer information | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190215 Effective date of abandoning: 20240326 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190215 Effective date of abandoning: 20240326 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |