CN204457552U - 液压连续震击器 - Google Patents
液压连续震击器 Download PDFInfo
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- CN204457552U CN204457552U CN201520068578.0U CN201520068578U CN204457552U CN 204457552 U CN204457552 U CN 204457552U CN 201520068578 U CN201520068578 U CN 201520068578U CN 204457552 U CN204457552 U CN 204457552U
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- boomerang
- spring
- valve
- piston
- clutch housing
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Priority Applications (1)
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CN201520068578.0U CN204457552U (zh) | 2015-01-30 | 2015-01-30 | 液压连续震击器 |
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CN201520068578.0U CN204457552U (zh) | 2015-01-30 | 2015-01-30 | 液压连续震击器 |
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CN204457552U true CN204457552U (zh) | 2015-07-08 |
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CN201520068578.0U Expired - Fee Related CN204457552U (zh) | 2015-01-30 | 2015-01-30 | 液压连续震击器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106988701A (zh) * | 2017-04-21 | 2017-07-28 | 托普威尔石油技术股份公司 | 一种水力振动打捞装置 |
CN107687328A (zh) * | 2017-10-10 | 2018-02-13 | 贵州高峰石油机械股份有限公司 | 一种利用弹簧周期伸缩连续振击的解卡方法及装置 |
-
2015
- 2015-01-30 CN CN201520068578.0U patent/CN204457552U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106988701A (zh) * | 2017-04-21 | 2017-07-28 | 托普威尔石油技术股份公司 | 一种水力振动打捞装置 |
CN107687328A (zh) * | 2017-10-10 | 2018-02-13 | 贵州高峰石油机械股份有限公司 | 一种利用弹簧周期伸缩连续振击的解卡方法及装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161010 Address after: 100101 Beijing City, Chaoyang District Hui Street No. 6 twelfth floor Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC OILFIELD SERVICE JIANGHAN Corp. Address before: 100101 Beijing City, Chaoyang District Hui Street No. 6 twelfth floor Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: DOWNHOLE TESTING COMPANY OF SINOPEC JIANGHAN OILFIELD SERVICE CO.,LTD. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20220130 |
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CF01 | Termination of patent right due to non-payment of annual fee |