CN2739344Y - 液压丢手接头 - Google Patents
液压丢手接头 Download PDFInfo
- Publication number
- CN2739344Y CN2739344Y CN 200420089553 CN200420089553U CN2739344Y CN 2739344 Y CN2739344 Y CN 2739344Y CN 200420089553 CN200420089553 CN 200420089553 CN 200420089553 U CN200420089553 U CN 200420089553U CN 2739344 Y CN2739344 Y CN 2739344Y
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- piston
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420089553 CN2739344Y (zh) | 2004-08-17 | 2004-08-17 | 液压丢手接头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420089553 CN2739344Y (zh) | 2004-08-17 | 2004-08-17 | 液压丢手接头 |
Publications (1)
Publication Number | Publication Date |
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CN2739344Y true CN2739344Y (zh) | 2005-11-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200420089553 Expired - Lifetime CN2739344Y (zh) | 2004-08-17 | 2004-08-17 | 液压丢手接头 |
Country Status (1)
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CN (1) | CN2739344Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102704876A (zh) * | 2012-05-28 | 2012-10-03 | 中国石油天然气集团公司 | 用钻杆下放完井管柱的方法和工具 |
CN104533329B (zh) * | 2015-01-15 | 2016-12-28 | 新疆罡拓能源科技有限公司 | 一种可转入井回接筒装置 |
CN106499350A (zh) * | 2016-12-01 | 2017-03-15 | 孙东生 | 一种水力解锁开关及封隔器控制装置 |
-
2004
- 2004-08-17 CN CN 200420089553 patent/CN2739344Y/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102704876A (zh) * | 2012-05-28 | 2012-10-03 | 中国石油天然气集团公司 | 用钻杆下放完井管柱的方法和工具 |
CN102704876B (zh) * | 2012-05-28 | 2014-11-26 | 中国石油天然气集团公司 | 用钻杆下放完井管柱的方法和工具 |
CN104533329B (zh) * | 2015-01-15 | 2016-12-28 | 新疆罡拓能源科技有限公司 | 一种可转入井回接筒装置 |
CN106499350A (zh) * | 2016-12-01 | 2017-03-15 | 孙东生 | 一种水力解锁开关及封隔器控制装置 |
CN106499350B (zh) * | 2016-12-01 | 2018-11-30 | 孙东生 | 一种水力解锁开关及封隔器控制装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20081212 Address after: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee after: Western Drilling Kelamayi Drilling Technology Institute Address before: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee before: Research Inst of Drilling Technology, Xinjiang Petroleum Administration |
|
ASS | Succession or assignment of patent right |
Owner name: WEST DRILLING KARAMAY DRILLING CRAFT RESEARCH INST Free format text: FORMER OWNER: DRILLING WELL TECHNOLOGY INSTITUTE, PETROLEUM ADMINISTRATION BUREAU, XINJIANG Effective date: 20081212 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140817 Granted publication date: 20051109 |