ATE123107T1 - Verfahren und vorrichtung zum schneiden und entfernen eines futterrohres. - Google Patents

Verfahren und vorrichtung zum schneiden und entfernen eines futterrohres.

Info

Publication number
ATE123107T1
ATE123107T1 AT92104700T AT92104700T ATE123107T1 AT E123107 T1 ATE123107 T1 AT E123107T1 AT 92104700 T AT92104700 T AT 92104700T AT 92104700 T AT92104700 T AT 92104700T AT E123107 T1 ATE123107 T1 AT E123107T1
Authority
AT
Austria
Prior art keywords
casing
removal
cutting
case tube
grapples
Prior art date
Application number
AT92104700T
Other languages
English (en)
Inventor
B Carter Thurman
Shane P Hart
Carl D Reynolds
Original Assignee
Weatherford Us Inc
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 by Weatherford Us Inc filed Critical Weatherford Us Inc
Application granted granted Critical
Publication of ATE123107T1 publication Critical patent/ATE123107T1/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/12—Grappling tools, e.g. tongs or grabs
    • E21B31/16—Grappling tools, e.g. tongs or grabs combined with cutting or destroying means

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Turning (AREA)
AT92104700T 1991-03-19 1992-03-18 Verfahren und vorrichtung zum schneiden und entfernen eines futterrohres. ATE123107T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67208991A 1991-03-19 1991-03-19

Publications (1)

Publication Number Publication Date
ATE123107T1 true ATE123107T1 (de) 1995-06-15

Family

ID=24697101

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92104700T ATE123107T1 (de) 1991-03-19 1992-03-18 Verfahren und vorrichtung zum schneiden und entfernen eines futterrohres.

Country Status (5)

Country Link
EP (1) EP0504848B1 (de)
AT (1) ATE123107T1 (de)
CA (1) CA2062928C (de)
DE (1) DE69202601T2 (de)
NO (1) NO303880B1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7762330B2 (en) 2008-07-09 2010-07-27 Smith International, Inc. Methods of making multiple casing cuts
US10316617B2 (en) 2011-08-22 2019-06-11 Downhole Technology, Llc Downhole tool and system, and method of use
US10246967B2 (en) 2011-08-22 2019-04-02 Downhole Technology, Llc Downhole system for use in a wellbore and method for the same
US10570694B2 (en) 2011-08-22 2020-02-25 The Wellboss Company, Llc Downhole tool and method of use
US9567827B2 (en) 2013-07-15 2017-02-14 Downhole Technology, Llc Downhole tool and method of use
US9777551B2 (en) 2011-08-22 2017-10-03 Downhole Technology, Llc Downhole system for isolating sections of a wellbore
US10036221B2 (en) 2011-08-22 2018-07-31 Downhole Technology, Llc Downhole tool and method of use
AU2012298866B2 (en) 2011-08-22 2016-11-10 The Wellboss Company, Llc Downhole tool and method of use
US9896899B2 (en) 2013-08-12 2018-02-20 Downhole Technology, Llc Downhole tool with rounded mandrel
WO2016168782A1 (en) 2015-04-17 2016-10-20 Downhole Technology, Llc Tool and system for downhole operations and methods for the same
GB201516452D0 (en) * 2015-09-16 2015-10-28 Telfer George Downhole cutting and pulling tool and method of use
CN108350727A (zh) 2016-07-05 2018-07-31 井下技术有限责任公司 物质组成及其使用
GB2561814B (en) 2016-10-10 2019-05-15 Ardyne Holdings Ltd Downhole test tool and method of use
CN108337898B (zh) 2016-11-17 2020-08-18 井博士有限责任公司 井下工具及使用方法
US10458196B2 (en) * 2017-03-09 2019-10-29 Weatherford Technology Holdings, Llc Downhole casing pulling tool
CA3081865C (en) 2018-04-12 2023-02-28 The Wellboss Company, Llc Downhole tool with bottom composite slip
CA3081968C (en) 2018-04-23 2022-07-19 The Wellboss Company, Llc Downhole tool with tethered ball
WO2020056185A1 (en) 2018-09-12 2020-03-19 The Wellboss Company, Llc Setting tool assembly
US11248428B2 (en) 2019-02-07 2022-02-15 Weatherford Technology Holdings, Llc Wellbore apparatus for setting a downhole tool
CA3154248A1 (en) 2019-10-16 2021-04-22 Gabriel Slup Downhole tool and method of use
AU2020366213B2 (en) 2019-10-16 2023-05-25 The Wellboss Company, Llc Downhole tool and method of use
CN111075364A (zh) * 2020-01-10 2020-04-28 新疆恒智伟业石油工程技术开发有限公司 一种高温高压油气井清洁完井管柱及工艺
US11408241B2 (en) * 2020-07-31 2022-08-09 Baker Hughes Oilfield Operations Llc Downhole pulling tool with selective anchor actuation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2991834A (en) * 1957-08-21 1961-07-11 Thomas A Kennard Cutting tool
US3570598A (en) * 1969-05-05 1971-03-16 Glenn D Johnson Constant strain jar
US4047568A (en) * 1976-04-26 1977-09-13 International Enterprises, Inc. Method and apparatus for cutting and retrieving casing from a well bore
EP0154520A3 (de) * 1984-03-02 1986-08-27 Smith International (North Sea) Limited Harpunenähnliches Fangzeug zum Lösen von röhrenförmigen Gegenständen im Bohrloch
GB2194978B (en) * 1986-09-09 1990-01-10 Coal Ind Tube retracting device
US4811785A (en) * 1987-07-31 1989-03-14 Halbrite Well Services Co. Ltd. No-turn tool

Also Published As

Publication number Publication date
DE69202601D1 (de) 1995-06-29
NO921068D0 (no) 1992-03-18
CA2062928C (en) 2003-07-29
EP0504848B1 (de) 1995-05-24
EP0504848A1 (de) 1992-09-23
NO303880B1 (no) 1998-09-14
CA2062928A1 (en) 1992-09-20
NO921068L (no) 1992-09-21
DE69202601T2 (de) 1996-02-01

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Legal Events

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