CN113356787B - 一种耐高温高压的可回收井下封隔器 - Google Patents
一种耐高温高压的可回收井下封隔器 Download PDFInfo
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- CN113356787B CN113356787B CN202110748588.9A CN202110748588A CN113356787B CN 113356787 B CN113356787 B CN 113356787B CN 202110748588 A CN202110748588 A CN 202110748588A CN 113356787 B CN113356787 B CN 113356787B
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- cylinder
- sleeved
- shell
- packing
- slip part
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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
- E21B33/1265—Packers; Plugs with fluid-pressure-operated elastic cup or skirt with mechanical slips
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202110748588.9A CN113356787B (zh) | 2021-06-25 | 2021-06-25 | 一种耐高温高压的可回收井下封隔器 |
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CN202110748588.9A CN113356787B (zh) | 2021-06-25 | 2021-06-25 | 一种耐高温高压的可回收井下封隔器 |
Publications (2)
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CN113356787A CN113356787A (zh) | 2021-09-07 |
CN113356787B true CN113356787B (zh) | 2023-02-03 |
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CN202110748588.9A Active CN113356787B (zh) | 2021-06-25 | 2021-06-25 | 一种耐高温高压的可回收井下封隔器 |
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CN (1) | CN113356787B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115234192A (zh) * | 2022-08-29 | 2022-10-25 | 承德石油高等专科学校 | 一种适用于定向井的柔性封隔器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104389548B (zh) * | 2014-11-19 | 2016-09-14 | 江苏省金峰石油机械制造有限公司 | 耐高温高压油管封隔器 |
CN104790903B (zh) * | 2015-03-18 | 2017-11-03 | 北京众博达石油科技有限公司 | 可重复坐封跨式封隔器 |
CN104863540B (zh) * | 2015-05-28 | 2017-05-03 | 荆州市赛瑞能源技术有限公司 | 一种液压坐封旋转解封的卡瓦封隔器 |
CN204716190U (zh) * | 2015-06-23 | 2015-10-21 | 中国石油集团渤海钻探工程有限公司 | 大通径液压双卡瓦压裂封隔器 |
GB2545817B (en) * | 2015-12-23 | 2020-03-04 | Peak Well Systems Pty Ltd | Expanding and collapsing apparatus and methods of use |
CN105781483B (zh) * | 2016-03-07 | 2018-10-30 | 荆州市赛瑞能源技术有限公司 | 一种可回收式液压封隔器 |
CN105545246B (zh) * | 2016-03-07 | 2017-12-15 | 荆州市赛瑞能源技术有限公司 | 一种高温高压液压可回收封隔器 |
CN206376814U (zh) * | 2016-12-13 | 2017-08-04 | 中国石油天然气股份有限公司 | 封隔器 |
CN208669264U (zh) * | 2018-08-06 | 2019-03-29 | 惟其信石油机械(天津)有限公司 | 一种大通径可回收封隔器 |
CN109281636A (zh) * | 2018-08-14 | 2019-01-29 | 中国石油天然气股份有限公司 | 机械坐解卡封堵装置及其坐卡方法 |
CN208950560U (zh) * | 2018-08-23 | 2019-06-07 | 中国石油天然气股份有限公司 | 可恢复注水式堵塞装置 |
CN109798087B (zh) * | 2019-03-13 | 2021-07-16 | 荆州市赛瑞能源技术有限公司 | 一种双胶筒的可取式悬挂封隔器 |
CN210134864U (zh) * | 2019-06-27 | 2020-03-10 | 大庆泓洋机械设备有限公司 | 一种分步坐封的卡瓦封隔器 |
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2021
- 2021-06-25 CN CN202110748588.9A patent/CN113356787B/zh active Active
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CN113356787A (zh) | 2021-09-07 |
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PB01 | Publication | ||
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GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230727 Address after: 721000 No.1 Ruilin Road (No.7 Road), Jinhe Industrial Park, Jintai District, Baoji City, Shaanxi Province Patentee after: BAOJI RUILIN PETROLEUM ELECTROMECHANICAL EQUIPMENT CO.,LTD. Address before: 067000 University Park, Shuangqiao District, Chengde City, Hebei Province Patentee before: Hebei Petroleum University of Technology |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A recyclable downhole packer with high temperature and pressure resistance Effective date of registration: 20230803 Granted publication date: 20230203 Pledgee: Baoji Branch of Huaxia Bank Co.,Ltd. Pledgor: BAOJI RUILIN PETROLEUM ELECTROMECHANICAL EQUIPMENT CO.,LTD. Registration number: Y2023610000642 |