CA2831842A1 - Instrument de centrage d'outils dans un puits de forage - Google Patents

Instrument de centrage d'outils dans un puits de forage Download PDF

Info

Publication number
CA2831842A1
CA2831842A1 CA2831842A CA2831842A CA2831842A1 CA 2831842 A1 CA2831842 A1 CA 2831842A1 CA 2831842 A CA2831842 A CA 2831842A CA 2831842 A CA2831842 A CA 2831842A CA 2831842 A1 CA2831842 A1 CA 2831842A1
Authority
CA
Canada
Prior art keywords
linkage
bulkhead
linkage bar
support plate
roller support
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.)
Abandoned
Application number
CA2831842A
Other languages
English (en)
Inventor
Nathan PASZEK
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.)
Scientific Drilling International Inc
Original Assignee
Scientific Drilling International 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 Scientific Drilling International Inc filed Critical Scientific Drilling International Inc
Publication of CA2831842A1 publication Critical patent/CA2831842A1/fr
Abandoned 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
CA2831842A 2011-02-14 2012-02-14 Instrument de centrage d'outils dans un puits de forage Abandoned CA2831842A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/027,020 US20120205093A1 (en) 2011-02-14 2011-02-14 Instrument for Centering Tools Within a Wellbore
US13/027,020 2011-02-14
PCT/US2012/024991 WO2012112504A1 (fr) 2011-02-14 2012-02-14 Instrument de centrage d'outils dans un puits de forage

Publications (1)

Publication Number Publication Date
CA2831842A1 true CA2831842A1 (fr) 2012-08-23

Family

ID=46636018

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2831842A Abandoned CA2831842A1 (fr) 2011-02-14 2012-02-14 Instrument de centrage d'outils dans un puits de forage

Country Status (5)

Country Link
US (1) US20120205093A1 (fr)
EP (1) EP2675984A1 (fr)
AU (1) AU2012217882A1 (fr)
CA (1) CA2831842A1 (fr)
WO (1) WO2012112504A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130319684A1 (en) * 2012-05-31 2013-12-05 Tesco Corporation Friction reducing stabilizer
US9399894B2 (en) * 2013-03-14 2016-07-26 Premier Advanced Solution Technologies, Llc Friction reducing downhole assemblies
US9650847B2 (en) * 2013-09-26 2017-05-16 Schlumberger Technology Corporation Method and apparatus to enable toolstring to negotiate obstructions downhole
CN104329083B (zh) * 2014-11-05 2017-01-18 王少斌 一种推靠坐封装置
US20160298396A1 (en) * 2015-04-08 2016-10-13 Probe Technology Services, Inc. Constant force centralizer
US11442193B2 (en) * 2019-05-17 2022-09-13 Halliburton Energy Services, Inc. Passive arm for bi-directional well logging instrument
CN112096310B (zh) * 2020-11-09 2021-01-29 胜利油田固邦石油装备有限责任公司 一种用于石油开采的液压式套管扶正器
CN113756729B (zh) * 2021-11-01 2024-05-07 南通市华业石油机械有限公司 一种串珠式抽油杆防磨扶正器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068400A (en) * 1958-10-01 1962-12-11 Pgac Dev Company Method and apparatus for determining the dip of strata penetrated by a borehole
US4557327A (en) * 1983-09-12 1985-12-10 J. C. Kinley Company Roller arm centralizer
GB2178088B (en) * 1985-07-25 1988-11-09 Gearhart Tesel Ltd Improvements in downhole tools
US4811792A (en) * 1988-03-07 1989-03-14 Baker Hughes Incorporated Well tool stabilizer and method
US5785125A (en) * 1996-10-21 1998-07-28 Tiw Corporation Mechanical thru-tubing centralizer
US6920936B2 (en) * 2002-03-13 2005-07-26 Schlumberger Technology Corporation Constant force actuator
US7281578B2 (en) * 2004-06-18 2007-10-16 Schlumberger Technology Corporation Apparatus and methods for positioning in a borehole
GB2474604B (en) * 2006-11-10 2011-08-17 Rem Scient Entpr Inc A conductive fluid flow measurement device

Also Published As

Publication number Publication date
WO2012112504A1 (fr) 2012-08-23
AU2012217882A1 (en) 2013-09-12
US20120205093A1 (en) 2012-08-16
EP2675984A1 (fr) 2013-12-25

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130819

FZDE Dead

Effective date: 20160216