CN201031618Y - 一种三变径稳定器 - Google Patents
一种三变径稳定器 Download PDFInfo
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- CN201031618Y CN201031618Y CNU2007201475249U CN200720147524U CN201031618Y CN 201031618 Y CN201031618 Y CN 201031618Y CN U2007201475249 U CNU2007201475249 U CN U2007201475249U CN 200720147524 U CN200720147524 U CN 200720147524U CN 201031618 Y CN201031618 Y CN 201031618Y
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2007201475249U CN201031618Y (zh) | 2007-04-23 | 2007-04-23 | 一种三变径稳定器 |
Applications Claiming Priority (1)
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CNU2007201475249U CN201031618Y (zh) | 2007-04-23 | 2007-04-23 | 一种三变径稳定器 |
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CN201031618Y true CN201031618Y (zh) | 2008-03-05 |
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CNU2007201475249U Expired - Fee Related CN201031618Y (zh) | 2007-04-23 | 2007-04-23 | 一种三变径稳定器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104747097A (zh) * | 2013-12-31 | 2015-07-01 | 贵州高峰石油机械股份有限公司 | 可变三个以上直径的液压变径稳定器及变径方法 |
CN105275397A (zh) * | 2015-10-27 | 2016-01-27 | 西南石油大学 | 一种遥控可变径稳定器 |
-
2007
- 2007-04-23 CN CNU2007201475249U patent/CN201031618Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104747097A (zh) * | 2013-12-31 | 2015-07-01 | 贵州高峰石油机械股份有限公司 | 可变三个以上直径的液压变径稳定器及变径方法 |
CN104747097B (zh) * | 2013-12-31 | 2017-04-12 | 贵州高峰石油机械股份有限公司 | 可变三个以上直径的液压变径稳定器及变径方法 |
CN105275397A (zh) * | 2015-10-27 | 2016-01-27 | 西南石油大学 | 一种遥控可变径稳定器 |
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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 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080305 Termination date: 20160423 |
|
CF01 | Termination of patent right due to non-payment of annual fee |