GB2447225B - Downhole tool - Google Patents

Downhole tool

Info

Publication number
GB2447225B
GB2447225B GB0704484A GB0704484A GB2447225B GB 2447225 B GB2447225 B GB 2447225B GB 0704484 A GB0704484 A GB 0704484A GB 0704484 A GB0704484 A GB 0704484A GB 2447225 B GB2447225 B GB 2447225B
Authority
GB
United Kingdom
Prior art keywords
downhole tool
downhole
tool
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.)
Expired - Fee Related
Application number
GB0704484A
Other versions
GB0704484D0 (en
GB2447225A (en
Inventor
Andrew Ollerenshaw
Mark Russell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Oilwell Varco LP
Original Assignee
National Oilwell Varco LP
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 National Oilwell Varco LP filed Critical National Oilwell Varco LP
Priority to GB0704484A priority Critical patent/GB2447225B/en
Publication of GB0704484D0 publication Critical patent/GB0704484D0/en
Publication of GB2447225A publication Critical patent/GB2447225A/en
Application granted granted Critical
Publication of GB2447225B publication Critical patent/GB2447225B/en
Application status is Expired - Fee Related legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods ; Cables; Casings; Tubings
    • E21B17/10Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/26Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods ; Cables; Casings; Tubings
    • E21B17/10Wear protectors; Centralising devices, e.g. stabilisers
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00Sealing or packing boreholes or wells
    • E21B33/10Sealing or packing boreholes or wells in the borehole
    • E21B33/12Packers; Plugs
    • E21B33/128Packers; Plugs with a member expanded radially by axial pressure
GB0704484A 2007-03-08 2007-03-08 Downhole tool Expired - Fee Related GB2447225B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0704484A GB2447225B (en) 2007-03-08 2007-03-08 Downhole tool

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB0704484A GB2447225B (en) 2007-03-08 2007-03-08 Downhole tool
CA 2679547 CA2679547A1 (en) 2007-03-08 2008-03-10 Downhole tool
US12/530,295 US20100108394A1 (en) 2007-03-08 2008-03-10 Downhole Tool
AU2008222456A AU2008222456A1 (en) 2007-03-08 2008-03-10 Downhole tool
EP20080718659 EP2132402A1 (en) 2007-03-08 2008-03-10 Downhole tool
PCT/GB2008/000812 WO2008107694A1 (en) 2007-03-08 2008-03-10 Downhole tool

Publications (3)

Publication Number Publication Date
GB0704484D0 GB0704484D0 (en) 2007-04-18
GB2447225A GB2447225A (en) 2008-09-10
GB2447225B true GB2447225B (en) 2011-08-17

Family

ID=37988599

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0704484A Expired - Fee Related GB2447225B (en) 2007-03-08 2007-03-08 Downhole tool

Country Status (6)

Country Link
US (1) US20100108394A1 (en)
EP (1) EP2132402A1 (en)
AU (1) AU2008222456A1 (en)
CA (1) CA2679547A1 (en)
GB (1) GB2447225B (en)
WO (1) WO2008107694A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6464003B2 (en) 2000-05-18 2002-10-15 Western Well Tool, Inc. Gripper assembly for downhole tractors
US7036611B2 (en) 2002-07-30 2006-05-02 Baker Hughes Incorporated Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
US8875810B2 (en) 2006-03-02 2014-11-04 Baker Hughes Incorporated Hole enlargement drilling device and methods for using same
US8485278B2 (en) * 2009-09-29 2013-07-16 Wwt International, Inc. Methods and apparatuses for inhibiting rotational misalignment of assemblies in expandable well tools
WO2011041562A2 (en) 2009-09-30 2011-04-07 Baker Hughes Incorporated Remotely controlled apparatus for downhole applications and methods of operation
EP2483508A4 (en) * 2009-09-30 2015-04-22 Baker Hughes Inc Earth-boring tools having expandable members and related methods
EP2585669B1 (en) 2010-06-24 2018-01-03 Baker Hughes, a GE company, LLC Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and methods of forming cutting elements for earth-boring tools
CN103210169A (en) 2010-10-04 2013-07-17 贝克休斯公司 Status indicators for use in earth-boring tools having expandable members and methods of making and using such status indicators and earth-boring tools
EP2638233A4 (en) * 2010-11-08 2015-04-22 Baker Hughes Inc Tools for use in subterranean boreholes having expandable members and related methods
US8844635B2 (en) 2011-05-26 2014-09-30 Baker Hughes Incorporated Corrodible triggering elements for use with subterranean borehole tools having expandable members and related methods
US9447648B2 (en) 2011-10-28 2016-09-20 Wwt North America Holdings, Inc High expansion or dual link gripper
US9267331B2 (en) 2011-12-15 2016-02-23 Baker Hughes Incorporated Expandable reamers and methods of using expandable reamers
US8960333B2 (en) 2011-12-15 2015-02-24 Baker Hughes Incorporated Selectively actuating expandable reamers and related methods
US9493991B2 (en) 2012-04-02 2016-11-15 Baker Hughes Incorporated Cutting structures, tools for use in subterranean boreholes including cutting structures and related methods
CN104781495B (en) * 2012-10-22 2017-05-10 哈里伯顿能源服务公司 Improved downhole tool or improvements related
US9341027B2 (en) * 2013-03-04 2016-05-17 Baker Hughes Incorporated Expandable reamer assemblies, bottom-hole assemblies, and related methods
US9284816B2 (en) 2013-03-04 2016-03-15 Baker Hughes Incorporated Actuation assemblies, hydraulically actuated tools for use in subterranean boreholes including actuation assemblies and related methods
US20150008041A1 (en) * 2013-07-02 2015-01-08 Smith International, Inc. High Stiffness Tool For Expanding A Wellbore
US9488020B2 (en) 2014-01-27 2016-11-08 Wwt North America Holdings, Inc. Eccentric linkage gripper
DK179097B1 (en) * 2014-07-07 2017-10-30 Advancetech Aps Cutting tool with radial expandable cutting blocks and a method for operating a cutting tool
US10174560B2 (en) 2015-08-14 2019-01-08 Baker Hughes Incorporated Modular earth-boring tools, modules for such tools and related methods
US20180073328A1 (en) * 2016-09-13 2018-03-15 Baker Hughes Incorporated Mechanically lockable and unlockable hydraulically activated valve, borehole system and method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693328A (en) * 1986-06-09 1987-09-15 Smith International, Inc. Expandable well drilling tool
GB2216571A (en) * 1988-03-07 1989-10-11 Baker Hughes Inc Well tool stabiliser
US5318138A (en) * 1992-10-23 1994-06-07 Halliburton Company Adjustable stabilizer
GB2385344A (en) * 2002-02-19 2003-08-20 Smith International An expandable downhole tool for use in a drilling assembly
GB2410510A (en) * 2004-02-02 2005-08-03 Toolbox Drilling Solutions Ltd Adjustable downhole tool
GB2421744A (en) * 2005-01-04 2006-07-05 Cutting & Wear Resistant Dev Under-reamer or stabiliser with hollow, extendable arms and inclined ribs

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US274740A (en) * 1883-03-27 douglass
US2719700A (en) * 1951-05-07 1955-10-04 Rotary Oil Tool Company Apparatus for enlarging well bores
US3068400A (en) * 1958-10-01 1962-12-11 Pgac Dev Company Method and apparatus for determining the dip of strata penetrated by a borehole
FR2512488B1 (en) * 1981-09-09 1983-11-18 Schlumberger Prospection
US4865137A (en) * 1986-08-13 1989-09-12 Drilex Systems, Inc. Drilling apparatus and cutter
US4960173A (en) * 1989-10-26 1990-10-02 Baker Hughes Incorporated Releasable well tool stabilizer
FR2740508B1 (en) * 1995-10-31 1997-11-21 Elf Aquitaine reamer stabilizer for drilling an oil well
US5979550A (en) * 1998-02-24 1999-11-09 Alberta Ltd. PC pump stabilizer
GB0105946D0 (en) * 2001-03-10 2001-04-25 Rotech Holdings Ltd Guide Apparatus
US7036611B2 (en) * 2002-07-30 2006-05-02 Baker Hughes Incorporated Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
US6896077B1 (en) * 2002-11-04 2005-05-24 The Charles Machines Works, Inc. Rotary driven pipe-bursting tool
US7753139B2 (en) * 2005-07-06 2010-07-13 Smith International, Inc. Cutting device with multiple cutting structures
US7900717B2 (en) * 2006-12-04 2011-03-08 Baker Hughes Incorporated Expandable reamers for earth boring applications

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693328A (en) * 1986-06-09 1987-09-15 Smith International, Inc. Expandable well drilling tool
GB2216571A (en) * 1988-03-07 1989-10-11 Baker Hughes Inc Well tool stabiliser
US5318138A (en) * 1992-10-23 1994-06-07 Halliburton Company Adjustable stabilizer
GB2385344A (en) * 2002-02-19 2003-08-20 Smith International An expandable downhole tool for use in a drilling assembly
GB2410510A (en) * 2004-02-02 2005-08-03 Toolbox Drilling Solutions Ltd Adjustable downhole tool
GB2421744A (en) * 2005-01-04 2006-07-05 Cutting & Wear Resistant Dev Under-reamer or stabiliser with hollow, extendable arms and inclined ribs

Also Published As

Publication number Publication date
US20100108394A1 (en) 2010-05-06
WO2008107694A1 (en) 2008-09-12
GB0704484D0 (en) 2007-04-18
CA2679547A1 (en) 2008-09-12
EP2132402A1 (en) 2009-12-16
AU2008222456A1 (en) 2008-09-12
GB2447225A (en) 2008-09-10

Similar Documents

Publication Publication Date Title
GB2452367B (en) Wellbore telemetry
GB2438053B (en) Drill bit
GB2464432B (en) Interventionless multi-position frac tool
GB2469940B (en) Formation evaluation while drilling
GB2441033B (en) Drilling multiple wells
TWI537405B (en) Cutting tool
GB2479085B (en) Improved packer
GB2438520B (en) Drill Bit
GB2459793B (en) Downhole sampling tools
GB0822078D0 (en) Tool
GB0601803D0 (en) Tool
GB2467083B (en) Power slips
GB0516214D0 (en) Downhole tool
ZA200903696B (en) Graded drilling cutters
GB0500019D0 (en) Downhole tool
GB2454103B (en) Drill bit
GB201107895D0 (en) Tool bit
EP2370658A4 (en) Trocar-tipped drill bit
GB0712345D0 (en) Downhole apparatus
GB0716795D0 (en) Project management tool
GB2447545B (en) Passive centralizer
GB2440940B (en) Wellhead assembly
GB2465300B (en) Instrumented wellbore tools and methods
GB0702356D0 (en) Downhole apparatus
GB0812955D0 (en) Improved downhole tool

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20111117