GB2593475B - Centraliser - Google Patents

Centraliser Download PDF

Info

Publication number
GB2593475B
GB2593475B GB2004211.5A GB202004211A GB2593475B GB 2593475 B GB2593475 B GB 2593475B GB 202004211 A GB202004211 A GB 202004211A GB 2593475 B GB2593475 B GB 2593475B
Authority
GB
United Kingdom
Prior art keywords
centraliser
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.)
Active
Application number
GB2004211.5A
Other versions
GB2593475A (en
GB202004211D0 (en
Inventor
Lawrence Ray
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.)
Cavitas Energy Ltd
Original Assignee
Cavitas Energy 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 Cavitas Energy Ltd filed Critical Cavitas Energy Ltd
Priority to GB2004211.5A priority Critical patent/GB2593475B/en
Publication of GB202004211D0 publication Critical patent/GB202004211D0/en
Publication of GB2593475A publication Critical patent/GB2593475A/en
Application granted granted Critical
Publication of GB2593475B publication Critical patent/GB2593475B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • 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
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • E21B17/1064—Pipes or rods with a relatively rotating sleeve
    • 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)
  • 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)
GB2004211.5A 2020-03-23 2020-03-23 Centraliser Active GB2593475B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2004211.5A GB2593475B (en) 2020-03-23 2020-03-23 Centraliser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2004211.5A GB2593475B (en) 2020-03-23 2020-03-23 Centraliser

Publications (3)

Publication Number Publication Date
GB202004211D0 GB202004211D0 (en) 2020-05-06
GB2593475A GB2593475A (en) 2021-09-29
GB2593475B true GB2593475B (en) 2024-05-08

Family

ID=70457072

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2004211.5A Active GB2593475B (en) 2020-03-23 2020-03-23 Centraliser

Country Status (1)

Country Link
GB (1) GB2593475B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4085808A (en) * 1976-02-03 1978-04-25 Miguel Kling Self-driving and self-locking device for traversing channels and elongated structures
US4372622A (en) * 1980-11-17 1983-02-08 Cheek Alton E Recirculating bearing antifriction system for well strings
US4612987A (en) * 1985-08-20 1986-09-23 Cheek Alton E Directional drilling azimuth control system
GB2352462A (en) * 1999-07-23 2001-01-31 Baker Hughes Inc Anti-torque tool
WO2002002904A1 (en) * 2000-06-30 2002-01-10 Brunel Oilfield Services (Uk) Limited Composite centraliser
US20080202769A1 (en) * 2007-02-28 2008-08-28 Dupree Wade D Well Wall Gripping Element

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4085808A (en) * 1976-02-03 1978-04-25 Miguel Kling Self-driving and self-locking device for traversing channels and elongated structures
US4372622A (en) * 1980-11-17 1983-02-08 Cheek Alton E Recirculating bearing antifriction system for well strings
US4612987A (en) * 1985-08-20 1986-09-23 Cheek Alton E Directional drilling azimuth control system
GB2352462A (en) * 1999-07-23 2001-01-31 Baker Hughes Inc Anti-torque tool
WO2002002904A1 (en) * 2000-06-30 2002-01-10 Brunel Oilfield Services (Uk) Limited Composite centraliser
US20080202769A1 (en) * 2007-02-28 2008-08-28 Dupree Wade D Well Wall Gripping Element

Also Published As

Publication number Publication date
GB2593475A (en) 2021-09-29
GB202004211D0 (en) 2020-05-06

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