CN205477581U - 用于海上测试管柱和完井管柱的液动阀 - Google Patents
用于海上测试管柱和完井管柱的液动阀 Download PDFInfo
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- CN205477581U CN205477581U CN201620250051.4U CN201620250051U CN205477581U CN 205477581 U CN205477581 U CN 205477581U CN 201620250051 U CN201620250051 U CN 201620250051U CN 205477581 U CN205477581 U CN 205477581U
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CN201620250051.4U CN205477581U (zh) | 2016-03-29 | 2016-03-29 | 用于海上测试管柱和完井管柱的液动阀 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840172A (zh) * | 2016-03-29 | 2016-08-10 | 中国海洋石油总公司 | 一种用于海上测试管柱和完井管柱的液动阀 |
CN106948764A (zh) * | 2017-05-18 | 2017-07-14 | 西南石油大学 | 一种深水油气测试管柱安全控制系统连接装置 |
CN112012668A (zh) * | 2020-10-12 | 2020-12-01 | 西南石油大学 | 一种深水油气完井作业管柱解脱封堵剪切一体化装置 |
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2016
- 2016-03-29 CN CN201620250051.4U patent/CN205477581U/zh not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840172A (zh) * | 2016-03-29 | 2016-08-10 | 中国海洋石油总公司 | 一种用于海上测试管柱和完井管柱的液动阀 |
CN106948764A (zh) * | 2017-05-18 | 2017-07-14 | 西南石油大学 | 一种深水油气测试管柱安全控制系统连接装置 |
CN112012668A (zh) * | 2020-10-12 | 2020-12-01 | 西南石油大学 | 一种深水油气完井作业管柱解脱封堵剪切一体化装置 |
CN112012668B (zh) * | 2020-10-12 | 2021-05-04 | 西南石油大学 | 一种深水油气完井作业管柱解脱封堵剪切一体化装置 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20230418 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20230418 |