FR1598578A - - Google Patents

Info

Publication number
FR1598578A
FR1598578A FR1598578DA FR1598578A FR 1598578 A FR1598578 A FR 1598578A FR 1598578D A FR1598578D A FR 1598578DA FR 1598578 A FR1598578 A FR 1598578A
Authority
FR
France
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.)
Expired
Application number
Other languages
French (fr)
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
Application filed filed Critical
Application granted granted Critical
Publication of FR1598578A publication Critical patent/FR1598578A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21B33/128—Packers; Plugs with a member expanded radially by axial pressure
FR1598578D 1967-12-20 1968-12-20 Expired FR1598578A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69220367A 1967-12-20 1967-12-20

Publications (1)

Publication Number Publication Date
FR1598578A true FR1598578A (de) 1970-07-06

Family

ID=24779641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1598578D Expired FR1598578A (de) 1967-12-20 1968-12-20

Country Status (4)

Country Link
BE (1) BE725770A (de)
DE (1) DE1816136A1 (de)
FR (1) FR1598578A (de)
GB (1) GB1257790A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852649A (en) * 1988-09-20 1989-08-01 Otis Engineering Corporation Packer seal means and method
US5678635A (en) * 1994-04-06 1997-10-21 Tiw Corporation Thru tubing bridge plug and method
NO312479B1 (no) * 2000-08-21 2002-05-13 Geir Ueland Anordning ved ekspanderende pakningselement
GB0413042D0 (en) 2004-06-11 2004-07-14 Petrowell Ltd Sealing system
GB0423992D0 (en) 2004-10-29 2004-12-01 Petrowell Ltd Improved plug
GB0507237D0 (en) 2005-04-09 2005-05-18 Petrowell Ltd Improved packer
CA2681603C (en) 2006-03-23 2014-05-13 Petrowell Limited Improved packer
GB0622916D0 (en) 2006-11-17 2006-12-27 Petrowell Ltd Improved tree plug
GB0711871D0 (en) 2007-06-20 2007-07-25 Petrowell Ltd Improved activation device
GB0723607D0 (en) 2007-12-03 2008-01-09 Petrowell Ltd Improved centraliser
GB0803123D0 (en) 2008-02-21 2008-03-26 Petrowell Ltd Improved tubing section
GB0804961D0 (en) 2008-03-18 2008-04-16 Petrowell Ltd Improved centraliser
GB0805719D0 (en) 2008-03-29 2008-04-30 Petrowell Ltd Improved tubing section coupling
CN116446819A (zh) * 2022-02-17 2023-07-18 成都理工大学 一种井内封隔器及基于其形成地下水循环流场方法
CN116641682B (zh) * 2023-07-26 2023-09-29 四川圣诺油气工程技术服务有限公司 一种涡叶式油管堵塞器及其使用方法

Also Published As

Publication number Publication date
DE1816136A1 (de) 1969-07-17
GB1257790A (de) 1971-12-22
BE725770A (de) 1969-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse