RU93058246A - Инструмент для использования внутри нефтяных и газовых скважин - Google Patents

Инструмент для использования внутри нефтяных и газовых скважин

Info

Publication number
RU93058246A
RU93058246A RU93058246/03A RU93058246A RU93058246A RU 93058246 A RU93058246 A RU 93058246A RU 93058246/03 A RU93058246/03 A RU 93058246/03A RU 93058246 A RU93058246 A RU 93058246A RU 93058246 A RU93058246 A RU 93058246A
Authority
RU
Russia
Prior art keywords
tool
locking wedges
borehole wall
gas wells
inside oil
Prior art date
Application number
RU93058246/03A
Other languages
English (en)
Other versions
RU2100568C1 (ru
Inventor
Йоханнес Зварт Клас
Original Assignee
Йоханнес Зварт Клас
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB919107282A external-priority patent/GB9107282D0/en
Application filed by Йоханнес Зварт Клас filed Critical Йоханнес Зварт Клас
Publication of RU93058246A publication Critical patent/RU93058246A/ru
Application granted granted Critical
Publication of RU2100568C1 publication Critical patent/RU2100568C1/ru

Links

Claims (1)

  1. Инструмент для использования внутри нефтяной и газовой скважин содержит ряд перемещающихся относительно друг друга в осевом направлении элементов. Верхние и нижние зубчатые запирающие клинья установлены на соответствующих верхнем и нижнем элементах, а упругое колесо установлено на другом элементе между запирающими клиньями и прижимается к стенке скважины при относительном перемещении клиньев друг к другу. Запирающие клинья перемещаются в радиально выступающие, взаимодействующие со стенкой скважины, положения за счет относительного осевого перемещения соответствующих элементов и центрального элемента. Верхние и нижние запирающие клинья раздвигаются за счет приложения направленного вниз усилия к центральному элементу и верхнему элементу соответственно и кольцевой элемент прижимается в герметизирующее взаимодействие со стенкой скважины за счет приложения направленного вверх усилия к нижнему элементу.
RU9393058246A 1991-04-06 1992-04-03 Устройство для нефтяных и газовых скважин при их герметизации (варианты) RU2100568C1 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9107282.7 1991-04-06
GB919107282A GB9107282D0 (en) 1991-04-06 1991-04-06 Retrievable bridge plug and a running tool therefor
PCT/GB1992/000605 WO1992017681A2 (en) 1991-04-06 1992-04-03 Retrievable bridge plug and a running tool therefor

Publications (2)

Publication Number Publication Date
RU93058246A true RU93058246A (ru) 1996-10-27
RU2100568C1 RU2100568C1 (ru) 1997-12-27

Family

ID=10692784

Family Applications (1)

Application Number Title Priority Date Filing Date
RU9393058246A RU2100568C1 (ru) 1991-04-06 1992-04-03 Устройство для нефтяных и газовых скважин при их герметизации (варианты)

Country Status (9)

Country Link
US (1) US5366010A (ru)
EP (1) EP0578681B1 (ru)
AU (1) AU654704B2 (ru)
CA (1) CA2107210C (ru)
DE (1) DE69214137T2 (ru)
DK (1) DK0578681T3 (ru)
GB (1) GB9107282D0 (ru)
RU (1) RU2100568C1 (ru)
WO (1) WO1992017681A2 (ru)

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CN103590783B (zh) * 2012-08-14 2015-12-09 中国石油化工股份有限公司 一种裸眼井易钻桥塞
CN103046896B (zh) * 2013-01-17 2015-08-26 四机赛瓦石油钻采设备有限公司 一种压裂桥塞
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CN103573211B (zh) * 2013-10-18 2017-01-04 中国石油化工股份有限公司 一种复合桥塞及其中心管
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CN105971537B (zh) * 2016-06-30 2018-11-20 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 一种可捞式桥塞解封机构的解封打捞方法
CN111255412B (zh) * 2020-03-31 2024-06-18 中国石油天然气集团有限公司 一种抢险用可捞式机械封堵桥塞及方法
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CN113944434B (zh) * 2021-10-28 2023-06-13 大庆市润百利科技有限公司 一种耐压安全短接
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