EP3170964A4 - Underground opening self-locking well casing pipe centering device - Google Patents

Underground opening self-locking well casing pipe centering device Download PDF

Info

Publication number
EP3170964A4
EP3170964A4 EP15821386.8A EP15821386A EP3170964A4 EP 3170964 A4 EP3170964 A4 EP 3170964A4 EP 15821386 A EP15821386 A EP 15821386A EP 3170964 A4 EP3170964 A4 EP 3170964A4
Authority
EP
European Patent Office
Prior art keywords
well casing
centering device
casing pipe
opening self
pipe centering
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Withdrawn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
EP15821386.8A
Other languages
German (de)
French (fr)
Other versions
EP3170964A1 (en
Inventor
Qinghua Xia
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.)
Daqing First Technology Development Ltd Co
Original Assignee
Daqing First Technology Development Ltd Co
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 Daqing First Technology Development Ltd Co filed Critical Daqing First Technology Development Ltd Co
Publication of EP3170964A1 publication Critical patent/EP3170964A1/en
Publication of EP3170964A4 publication Critical patent/EP3170964A4/en
Withdrawn legal-status Critical Current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
    • 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

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)
EP15821386.8A 2014-07-16 2015-07-14 Underground opening self-locking well casing pipe centering device Withdrawn EP3170964A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410337155.4A CN104234647B (en) 2014-07-16 2014-07-16 Underground opening self-locking casing centering device
PCT/CN2015/083917 WO2016008400A1 (en) 2014-07-16 2015-07-14 Underground opening self-locking well casing pipe centering device

Publications (2)

Publication Number Publication Date
EP3170964A1 EP3170964A1 (en) 2017-05-24
EP3170964A4 true EP3170964A4 (en) 2017-09-20

Family

ID=52223454

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15821386.8A Withdrawn EP3170964A4 (en) 2014-07-16 2015-07-14 Underground opening self-locking well casing pipe centering device

Country Status (5)

Country Link
US (1) US20160215574A1 (en)
EP (1) EP3170964A4 (en)
CN (1) CN104234647B (en)
SG (1) SG11201601868RA (en)
WO (1) WO2016008400A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104234647B (en) * 2014-07-16 2017-02-08 大庆福斯特科技开发有限公司 Underground opening self-locking casing centering device
CN106089133B (en) * 2016-08-09 2018-05-18 天津市泓金泰特种机械有限公司 A kind of oil pipeline centralising device
CN108316865B (en) * 2018-03-01 2019-05-10 中国矿业大学(北京) The fixed surface pipe of rivet
CN109826662B (en) * 2019-01-25 2021-08-06 河北工程大学 Ventilation unit is used in mining
CN111878022B (en) * 2020-08-05 2022-05-27 吕梁学院 Horizontal is got in pit and is assisted securing device with reaming
CN112253009A (en) * 2020-12-09 2021-01-22 中国石油天然气集团有限公司 Roller drag reducer for continuous oil pipe
CN117605428B (en) * 2024-01-22 2024-04-09 黑龙江省第二地质勘查院 Righting device for geological geophysical prospecting well logging instrument with fixed function

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080142228A1 (en) * 2006-12-14 2008-06-19 Harvey Peter R Radial spring latch apparatus and methods for making and using same
CN103670296A (en) * 2012-09-18 2014-03-26 中国石油天然气股份有限公司 Casing centralizer

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390724A (en) * 1966-02-01 1968-07-02 Zanal Corp Of Alberta Ltd Duct forming device with a filter
CA1098894A (en) * 1979-07-19 1981-04-07 Inco Limited Non-rotating spring loaded stabilizer
US4776397A (en) * 1986-10-06 1988-10-11 Ava International Corporation Tool for lowering into centered position within a well bore
US5228518A (en) * 1991-09-16 1993-07-20 Conoco Inc. Downhole activated process and apparatus for centralizing pipe in a wellbore
CN2391002Y (en) * 1999-09-13 2000-08-09 张洪才 Self-locking oil pipe centralising device
US7422069B2 (en) * 2002-10-25 2008-09-09 Baker Hughes Incorporated Telescoping centralizers for expandable tubulars
GB2421744A (en) * 2005-01-04 2006-07-05 Cutting & Wear Resistant Dev Under-reamer or stabiliser with hollow, extendable arms and inclined ribs
US20080035328A1 (en) * 2006-08-09 2008-02-14 Tejas Associates, Inc. Laminate pressure containing body for a well tool
GB2454697B (en) * 2007-11-15 2011-11-30 Schlumberger Holdings Anchoring systems for drilling tools
US8079416B2 (en) * 2009-03-13 2011-12-20 Reservoir Management Inc. Plug for a perforated liner and method of using same
US9371715B2 (en) * 2010-10-15 2016-06-21 Schlumberger Technology Corporation Downhole extending ports
NO333258B1 (en) * 2011-09-13 2013-04-22 Geir Habesland Tool and method for centering the feeding rudder
CN202391354U (en) * 2011-09-21 2012-08-22 中特石油器材有限公司 Centralizer
CN102322230A (en) * 2011-09-21 2012-01-18 中特石油器材有限公司 Centering device
CN102359350B (en) * 2011-10-09 2013-09-18 中国海洋石油总公司 Centering device
US9033046B2 (en) * 2012-10-10 2015-05-19 Baker Hughes Incorporated Multi-zone fracturing and sand control completion system and method thereof
CN204082044U (en) * 2014-07-16 2015-01-07 大庆福斯特科技开发有限公司 Down-hole opened self-locking formula casing centralization device
CN104234647B (en) * 2014-07-16 2017-02-08 大庆福斯特科技开发有限公司 Underground opening self-locking casing centering device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080142228A1 (en) * 2006-12-14 2008-06-19 Harvey Peter R Radial spring latch apparatus and methods for making and using same
CN103670296A (en) * 2012-09-18 2014-03-26 中国石油天然气股份有限公司 Casing centralizer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016008400A1 *

Also Published As

Publication number Publication date
EP3170964A1 (en) 2017-05-24
SG11201601868RA (en) 2016-04-28
WO2016008400A1 (en) 2016-01-21
CN104234647B (en) 2017-02-08
CN104234647A (en) 2014-12-24
US20160215574A1 (en) 2016-07-28

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