BRPI0819713A2 - Centralizador e método para centralizar um tubular em um conduto - Google Patents

Centralizador e método para centralizar um tubular em um conduto

Info

Publication number
BRPI0819713A2
BRPI0819713A2 BRPI0819713-0A BRPI0819713A BRPI0819713A2 BR PI0819713 A2 BRPI0819713 A2 BR PI0819713A2 BR PI0819713 A BRPI0819713 A BR PI0819713A BR PI0819713 A2 BRPI0819713 A2 BR PI0819713A2
Authority
BR
Brazil
Prior art keywords
centralizer
centering
conduit
tubular
Prior art date
Application number
BRPI0819713-0A
Other languages
English (en)
Inventor
Iain Macleod
Original Assignee
Petrowell 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 Petrowell Ltd filed Critical Petrowell Ltd
Priority to BR122018014772-5A priority Critical patent/BR122018014772B1/pt
Priority to BR122018014774-1A priority patent/BR122018014774B1/pt
Publication of BRPI0819713A2 publication Critical patent/BRPI0819713A2/pt
Publication of BRPI0819713B1 publication Critical patent/BRPI0819713B1/pt

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
    • 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
    • E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations
    • 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
    • E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Flexible Shafts (AREA)
  • Earth Drilling (AREA)
  • Catching Or Destruction (AREA)
  • Insulators (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
BRPI0819713A 2007-12-03 2008-11-28 centralizador e método para centralizar um tubular em um conduto BRPI0819713B1 (pt)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR122018014772-5A BR122018014772B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto
BR122018014774-1A BR122018014774B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0723607A GB0723607D0 (en) 2007-12-03 2007-12-03 Improved centraliser
PCT/GB2008/003957 WO2009071874A2 (en) 2007-12-03 2008-11-28 Improved centraliser

Publications (2)

Publication Number Publication Date
BRPI0819713A2 true BRPI0819713A2 (pt) 2015-06-16
BRPI0819713B1 BRPI0819713B1 (pt) 2019-08-27

Family

ID=38962517

Family Applications (3)

Application Number Title Priority Date Filing Date
BR122018014772-5A BR122018014772B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto
BRPI0819713A BRPI0819713B1 (pt) 2007-12-03 2008-11-28 centralizador e método para centralizar um tubular em um conduto
BR122018014774-1A BR122018014774B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR122018014772-5A BR122018014772B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR122018014774-1A BR122018014774B1 (pt) 2007-12-03 2008-11-28 Centralizador e método para centralizar um tubular em um conduto

Country Status (7)

Country Link
US (3) US8555964B2 (pt)
EP (3) EP2677111B1 (pt)
AU (1) AU2008332956B2 (pt)
BR (3) BR122018014772B1 (pt)
CA (3) CA2707591C (pt)
GB (1) GB0723607D0 (pt)
WO (1) WO2009071874A2 (pt)

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GB0723607D0 (en) * 2007-12-03 2008-01-09 Petrowell Ltd Improved centraliser
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US9322248B2 (en) 2010-12-17 2016-04-26 Exxonmobil Upstream Research Company Wellbore apparatus and methods for multi-zone well completion, production and injection
WO2012082303A2 (en) 2010-12-17 2012-06-21 Exxonmobil Upstream Research Company Packer for alternate flow channel gravel packing and method for completing a wellbore
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WO2012082447A1 (en) 2010-12-17 2012-06-21 Exxonmobil Upstream Research Company Wellbore apparatus and methods for zonal isolation and flow control
US9982496B2 (en) 2011-07-26 2018-05-29 Innovex Downhole Solutions, Inc. Rolled tubular centralizer
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USD717836S1 (en) 2014-03-26 2014-11-18 Antelope Oil Tool & Mfg. Co., Llc One-piece centralizer with an axial seam and end-collar tabs
USD718342S1 (en) 2014-03-26 2014-11-25 Antelope Oil Tool & Mfg. Co., Llc One-piece centralizer with an axial seam and windows
US9670756B2 (en) 2014-04-08 2017-06-06 Exxonmobil Upstream Research Company Wellbore apparatus and method for sand control using gravel reserve
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US10493515B2 (en) 2015-05-08 2019-12-03 Innovex Downhole Solutions, Inc. Devices and methods for forming bow springs of one-piece centralizers
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US10151113B2 (en) 2016-03-15 2018-12-11 Pieresearch1, LP Rebar centralizer for use in a drilled shaft/bore hole
US10584459B2 (en) 2016-03-15 2020-03-10 Pieresearch1, LP Adjustable rebar centralizer for use in a drilled shaft/bore hole
CA3130321A1 (en) * 2020-09-10 2022-03-10 Harrison Jet Guns II, L.P. Oilfield perforating self-positioning systems and methods
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US11898446B1 (en) 2022-07-29 2024-02-13 Kennametal Inc. Tool retainer
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USD1099169S1 (en) * 2024-10-14 2025-10-21 Drillit International Pty Limited Pipe spacer

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Also Published As

Publication number Publication date
EP2677111A2 (en) 2013-12-25
WO2009071874A3 (en) 2009-07-23
US20140014370A1 (en) 2014-01-16
WO2009071874A2 (en) 2009-06-11
AU2008332956A1 (en) 2009-06-11
CA2707591C (en) 2017-01-17
US20150122509A1 (en) 2015-05-07
EP3351721A1 (en) 2018-07-25
BRPI0819713B1 (pt) 2019-08-27
BR122018014772B1 (pt) 2019-06-11
AU2008332956B2 (en) 2014-10-09
US9932779B2 (en) 2018-04-03
BR122018014774B1 (pt) 2019-06-11
EP3351721B1 (en) 2019-12-25
CA2927001C (en) 2017-10-31
CA2927157C (en) 2018-07-03
EP2677111A3 (en) 2016-01-13
EP2677111B1 (en) 2019-01-09
CA2927001A1 (en) 2009-06-11
US8919437B2 (en) 2014-12-30
US8555964B2 (en) 2013-10-15
EP2215324A2 (en) 2010-08-11
GB0723607D0 (en) 2008-01-09
EP2215324B1 (en) 2013-11-06
US20110042106A1 (en) 2011-02-24
CA2707591A1 (en) 2009-06-11
CA2927157A1 (en) 2009-06-11

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: PETROWELL LIMITED (GB)

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B25A Requested transfer of rights approved

Owner name: WEATHERFORD TECHNOLOGY HOLDINGS, LLC (US)

B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 27/08/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 27/08/2019, OBSERVADAS AS CONDICOES LEGAIS