CN112878951A - 一种延时坐封剪销封隔器 - Google Patents
一种延时坐封剪销封隔器 Download PDFInfo
- Publication number
- CN112878951A CN112878951A CN202110059187.2A CN202110059187A CN112878951A CN 112878951 A CN112878951 A CN 112878951A CN 202110059187 A CN202110059187 A CN 202110059187A CN 112878951 A CN112878951 A CN 112878951A
- Authority
- CN
- China
- Prior art keywords
- packer
- shear pin
- mandrel
- hydraulic
- time delay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/126—Packers; Plugs with fluid-pressure-operated elastic cup or skirt
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110059187.2A CN112878951B (zh) | 2021-01-18 | 2021-01-18 | 一种延时坐封剪销封隔器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110059187.2A CN112878951B (zh) | 2021-01-18 | 2021-01-18 | 一种延时坐封剪销封隔器 |
Publications (2)
Publication Number | Publication Date |
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CN112878951A true CN112878951A (zh) | 2021-06-01 |
CN112878951B CN112878951B (zh) | 2022-12-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110059187.2A Active CN112878951B (zh) | 2021-01-18 | 2021-01-18 | 一种延时坐封剪销封隔器 |
Country Status (1)
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CN (1) | CN112878951B (zh) |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3336983A (en) * | 1964-12-31 | 1967-08-22 | Baker Oil Tools Inc | Delayed pack-off well packer |
US4424860A (en) * | 1981-05-26 | 1984-01-10 | Schlumberger Technology Corporation | Deflate-equalizing valve apparatus for inflatable packer formation tester |
US4915171A (en) * | 1988-11-23 | 1990-04-10 | Halliburton Company | Above packer perforate test and sample tool and method of use |
US5687795A (en) * | 1995-12-14 | 1997-11-18 | Schlumberger Technology Corporation | Packer locking apparatus including a time delay apparatus for locking a packer against premature setting when entering a liner in a wellbore |
CN2466342Y (zh) * | 2000-11-29 | 2001-12-19 | 许苏明 | 延时封隔器 |
CN2512901Y (zh) * | 2001-10-12 | 2002-09-25 | 大庆油田有限责任公司 | 液压延时封隔器 |
CN201771468U (zh) * | 2010-09-13 | 2011-03-23 | 禹栽星 | 射测联作封隔器 |
CN102094587A (zh) * | 2009-12-10 | 2011-06-15 | 戈宝富 | 封隔器机械锁紧装置 |
US20140251640A1 (en) * | 2013-03-08 | 2014-09-11 | Weatherford/Lamb, Inc. | Extended Length Packer with Timed Setting |
CN105134126A (zh) * | 2015-05-08 | 2015-12-09 | 中国石油集团渤海钻探工程有限公司 | 能够防止提前坐封的远程控制封隔器 |
CN206299366U (zh) * | 2016-12-23 | 2017-07-04 | 百勤能源科技(惠州)有限公司 | 一种防提前坐封裸眼封隔器 |
CN109653705A (zh) * | 2019-01-21 | 2019-04-19 | 王文龙 | 一种储能式自动坐封封隔器 |
CN111911144A (zh) * | 2020-08-13 | 2020-11-10 | 中国石油化工股份有限公司 | 一种双封跨隔测试管柱 |
CN111911110A (zh) * | 2020-08-13 | 2020-11-10 | 中国石油化工股份有限公司 | 地层测试用封隔器及采用其进行地层测试的方法 |
-
2021
- 2021-01-18 CN CN202110059187.2A patent/CN112878951B/zh active Active
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3336983A (en) * | 1964-12-31 | 1967-08-22 | Baker Oil Tools Inc | Delayed pack-off well packer |
US4424860A (en) * | 1981-05-26 | 1984-01-10 | Schlumberger Technology Corporation | Deflate-equalizing valve apparatus for inflatable packer formation tester |
US4915171A (en) * | 1988-11-23 | 1990-04-10 | Halliburton Company | Above packer perforate test and sample tool and method of use |
US5687795A (en) * | 1995-12-14 | 1997-11-18 | Schlumberger Technology Corporation | Packer locking apparatus including a time delay apparatus for locking a packer against premature setting when entering a liner in a wellbore |
CN2466342Y (zh) * | 2000-11-29 | 2001-12-19 | 许苏明 | 延时封隔器 |
CN2512901Y (zh) * | 2001-10-12 | 2002-09-25 | 大庆油田有限责任公司 | 液压延时封隔器 |
CN102094587A (zh) * | 2009-12-10 | 2011-06-15 | 戈宝富 | 封隔器机械锁紧装置 |
CN201771468U (zh) * | 2010-09-13 | 2011-03-23 | 禹栽星 | 射测联作封隔器 |
US20140251640A1 (en) * | 2013-03-08 | 2014-09-11 | Weatherford/Lamb, Inc. | Extended Length Packer with Timed Setting |
CN105134126A (zh) * | 2015-05-08 | 2015-12-09 | 中国石油集团渤海钻探工程有限公司 | 能够防止提前坐封的远程控制封隔器 |
CN206299366U (zh) * | 2016-12-23 | 2017-07-04 | 百勤能源科技(惠州)有限公司 | 一种防提前坐封裸眼封隔器 |
CN109653705A (zh) * | 2019-01-21 | 2019-04-19 | 王文龙 | 一种储能式自动坐封封隔器 |
CN111911144A (zh) * | 2020-08-13 | 2020-11-10 | 中国石油化工股份有限公司 | 一种双封跨隔测试管柱 |
CN111911110A (zh) * | 2020-08-13 | 2020-11-10 | 中国石油化工股份有限公司 | 地层测试用封隔器及采用其进行地层测试的方法 |
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Publication number | Publication date |
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CN112878951B (zh) | 2022-12-30 |
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CB03 | Change of inventor or designer information |
Inventor after: Cheng Shaopeng Inventor after: Request for anonymity Inventor after: Xu Yueqiang Inventor after: Liu Baichao Inventor after: Ji Wenlong Inventor after: Zhang Tianqi Inventor after: Chen Mochen Inventor after: Jin Lei Inventor after: Wei Xin Inventor before: Cheng Shaopeng Inventor before: Request for anonymity Inventor before: Xu Yueqiang Inventor before: Liu Baichao Inventor before: Ji Wenlong Inventor before: Chen Tianqi Inventor before: Chen Mochen Inventor before: Jin Lei Inventor before: Wei Xin |
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