CN102587860B - 可取出式防堵安全阀及其专用打捞工具 - Google Patents
可取出式防堵安全阀及其专用打捞工具 Download PDFInfo
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- CN102587860B CN102587860B CN201210083850.3A CN201210083850A CN102587860B CN 102587860 B CN102587860 B CN 102587860B CN 201210083850 A CN201210083850 A CN 201210083850A CN 102587860 B CN102587860 B CN 102587860B
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- Prior art keywords
- clamp piece
- flexible clamp
- core assembly
- inwall
- wall
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- 238000005553 drilling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000003208 petroleum Substances 0.000 abstract description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210083850.3A CN102587860B (zh) | 2012-03-27 | 2012-03-27 | 可取出式防堵安全阀及其专用打捞工具 |
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CN201210083850.3A CN102587860B (zh) | 2012-03-27 | 2012-03-27 | 可取出式防堵安全阀及其专用打捞工具 |
Publications (2)
Publication Number | Publication Date |
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CN102587860A CN102587860A (zh) | 2012-07-18 |
CN102587860B true CN102587860B (zh) | 2014-04-16 |
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CN201210083850.3A Expired - Fee Related CN102587860B (zh) | 2012-03-27 | 2012-03-27 | 可取出式防堵安全阀及其专用打捞工具 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112943149B (zh) * | 2021-01-22 | 2022-05-03 | 四川宏华石油设备有限公司 | 一种顶驱内防喷器开关装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2732984Y (zh) * | 2004-09-17 | 2005-10-12 | 新疆石油管理局井下作业公司 | 多用途液动捞爪筒 |
GB0709883D0 (en) * | 2003-10-27 | 2007-07-04 | Baker Hughes Inc | Control systems communication and lock open tool and method for locking open a saftey valve and communicating with surface |
CN101927475A (zh) * | 2010-09-19 | 2010-12-29 | 卓旦春 | 一种更换阀芯装置 |
CN101936145A (zh) * | 2010-09-06 | 2011-01-05 | 中国海洋石油总公司 | 球阀式油层保护阀及其操作方法 |
CN202483511U (zh) * | 2012-03-27 | 2012-10-10 | 迟恒春 | 可取出式防堵安全阀及其专用打捞工具 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0906522D0 (en) * | 2009-04-16 | 2009-05-20 | Specialised Petroleum Serv Ltd | Downhole tool valve and method of use |
US8393386B2 (en) * | 2009-11-23 | 2013-03-12 | Baker Hughes Incorporated | Subsurface safety valve and method of actuation |
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2012
- 2012-03-27 CN CN201210083850.3A patent/CN102587860B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0709883D0 (en) * | 2003-10-27 | 2007-07-04 | Baker Hughes Inc | Control systems communication and lock open tool and method for locking open a saftey valve and communicating with surface |
CN2732984Y (zh) * | 2004-09-17 | 2005-10-12 | 新疆石油管理局井下作业公司 | 多用途液动捞爪筒 |
CN101936145A (zh) * | 2010-09-06 | 2011-01-05 | 中国海洋石油总公司 | 球阀式油层保护阀及其操作方法 |
CN101927475A (zh) * | 2010-09-19 | 2010-12-29 | 卓旦春 | 一种更换阀芯装置 |
CN202483511U (zh) * | 2012-03-27 | 2012-10-10 | 迟恒春 | 可取出式防堵安全阀及其专用打捞工具 |
Also Published As
Publication number | Publication date |
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CN102587860A (zh) | 2012-07-18 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MUDANJIANG TONGYONG PETROLEUM TOOL CO., LTD. Free format text: FORMER OWNER: CHI HENGCHUN Effective date: 20141104 |
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C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Qiang Inventor after: Zhou Yongwei Inventor after: Li Wencheng Inventor after: Cui Hao Inventor after: Wei Cao Inventor after: Zhu Jingtao Inventor after: Chi Hengchun Inventor before: Chi Hengchun |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHI HENGCHUN TO: LIU QIANG ZHOU YONGWEI LI YUNCHENG CUI HAO WEI CAO ZHU JINGTAO CHI HENGCHUN |
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TR01 | Transfer of patent right |
Effective date of registration: 20141104 Address after: 157000 Hailin highway 26, Aimin District, Heilongjiang, Mudanjiang Patentee after: Mudanjiang Tongyong Downhole Tools Co., Ltd. Address before: 157000 No. 26 wave road, Heilongjiang, Mudanjiang Patentee before: Chi Hengchun |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20160327 |
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CF01 | Termination of patent right due to non-payment of annual fee |