EP2938804A4 - WIDENER FOR ENLARGING THE DIAMETER OF A BORING - Google Patents

WIDENER FOR ENLARGING THE DIAMETER OF A BORING

Info

Publication number
EP2938804A4
EP2938804A4 EP13868680.3A EP13868680A EP2938804A4 EP 2938804 A4 EP2938804 A4 EP 2938804A4 EP 13868680 A EP13868680 A EP 13868680A EP 2938804 A4 EP2938804 A4 EP 2938804A4
Authority
EP
European Patent Office
Prior art keywords
widener
enlarging
boring
diameter
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.)
Withdrawn
Application number
EP13868680.3A
Other languages
German (de)
French (fr)
Other versions
EP2938804A1 (en
Inventor
Manoj D Mahajan
Daniel W Brietzke
Nathan Fuller
James Barnhouse
Georges Ishak
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.)
Services Petroliers Schlumberger SA
Schlumberger Technology BV
Schlumberger Holdings Ltd
Original Assignee
Services Petroliers Schlumberger SA
Schlumberger Technology BV
Schlumberger Holdings Ltd
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 Services Petroliers Schlumberger SA, Schlumberger Technology BV, Schlumberger Holdings Ltd filed Critical Services Petroliers Schlumberger SA
Publication of EP2938804A1 publication Critical patent/EP2938804A1/en
Publication of EP2938804A4 publication Critical patent/EP2938804A4/en
Withdrawn legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill 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
    • E21B10/322—Drill 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 cutter shifted by fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
EP13868680.3A 2012-12-27 2013-12-27 WIDENER FOR ENLARGING THE DIAMETER OF A BORING Withdrawn EP2938804A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261746372P 2012-12-27 2012-12-27
US201361921050P 2013-12-26 2013-12-26
PCT/US2013/078078 WO2014106102A1 (en) 2012-12-27 2013-12-27 Underreamer for increasing a bore diameter

Publications (2)

Publication Number Publication Date
EP2938804A1 EP2938804A1 (en) 2015-11-04
EP2938804A4 true EP2938804A4 (en) 2016-11-02

Family

ID=51022091

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13868680.3A Withdrawn EP2938804A4 (en) 2012-12-27 2013-12-27 WIDENER FOR ENLARGING THE DIAMETER OF A BORING

Country Status (4)

Country Link
EP (1) EP2938804A4 (en)
BR (1) BR112015015771A2 (en)
MX (1) MX364341B (en)
WO (1) WO2014106102A1 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282942A (en) * 1979-06-25 1981-08-11 Smith International Inc. Underreamer with ported cam sleeve upper extension
US4354560A (en) * 1980-07-30 1982-10-19 Tri-State Oil Tool Industries, Inc. Apparatus for drilling enlarged boreholes
US4565252A (en) * 1984-03-08 1986-01-21 Lor, Inc. Borehole operating tool with fluid circulation through arms
WO2003102354A1 (en) * 2002-05-31 2003-12-11 Tesco Corporation Underreamer
GB2401384A (en) * 2003-05-08 2004-11-10 Smith International Expandable downhole tool
WO2004101943A2 (en) * 2003-03-17 2004-11-25 Tesco Corporation Underreamer
US20050241856A1 (en) * 2004-04-21 2005-11-03 Security Dbs Nv/Sa Underreaming and stabilizing tool and method for its use
US20110127044A1 (en) * 2009-09-30 2011-06-02 Baker Hughes Incorporated Remotely controlled apparatus for downhole applications and methods of operation
US20120298423A1 (en) * 2011-05-26 2012-11-29 Smith International, Inc. Jet arrangement on an expandable downhole tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6926100B1 (en) * 2002-03-12 2005-08-09 Xtech Industries International, Inc. Hole reaming apparatus and method
GB0902253D0 (en) * 2009-02-12 2009-03-25 Stable Services Ltd Downhole tool
US9175520B2 (en) * 2009-09-30 2015-11-03 Baker Hughes Incorporated Remotely controlled apparatus for downhole applications, components for such apparatus, remote status indication devices for such apparatus, and related methods
US8333254B2 (en) * 2010-10-01 2012-12-18 Hall David R Steering mechanism with a ring disposed about an outer diameter of a drill bit and method for drilling

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282942A (en) * 1979-06-25 1981-08-11 Smith International Inc. Underreamer with ported cam sleeve upper extension
US4354560A (en) * 1980-07-30 1982-10-19 Tri-State Oil Tool Industries, Inc. Apparatus for drilling enlarged boreholes
US4565252A (en) * 1984-03-08 1986-01-21 Lor, Inc. Borehole operating tool with fluid circulation through arms
WO2003102354A1 (en) * 2002-05-31 2003-12-11 Tesco Corporation Underreamer
WO2004101943A2 (en) * 2003-03-17 2004-11-25 Tesco Corporation Underreamer
GB2401384A (en) * 2003-05-08 2004-11-10 Smith International Expandable downhole tool
US20050241856A1 (en) * 2004-04-21 2005-11-03 Security Dbs Nv/Sa Underreaming and stabilizing tool and method for its use
US20110127044A1 (en) * 2009-09-30 2011-06-02 Baker Hughes Incorporated Remotely controlled apparatus for downhole applications and methods of operation
US20120298423A1 (en) * 2011-05-26 2012-11-29 Smith International, Inc. Jet arrangement on an expandable downhole tool

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014106102A1 *

Also Published As

Publication number Publication date
WO2014106102A1 (en) 2014-07-03
MX2015008228A (en) 2015-09-16
MX364341B (en) 2019-04-23
BR112015015771A2 (en) 2017-08-29
EP2938804A1 (en) 2015-11-04

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20161006

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Ipc: E21B 10/32 20060101AFI20160929BHEP

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Effective date: 20161117

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Effective date: 20170328