GB2417505B - Centraliser - Google Patents

Centraliser

Info

Publication number
GB2417505B
GB2417505B GB0419247A GB0419247A GB2417505B GB 2417505 B GB2417505 B GB 2417505B GB 0419247 A GB0419247 A GB 0419247A GB 0419247 A GB0419247 A GB 0419247A GB 2417505 B GB2417505 B GB 2417505B
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.)
Expired - Fee Related
Application number
GB0419247A
Other versions
GB0419247D0 (en
GB2417505A (en
Inventor
Stephen Samuel Mckelvey
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.)
UWG Ltd
Original Assignee
UWG 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 UWG Ltd filed Critical UWG Ltd
Priority to GB0419247A priority Critical patent/GB2417505B/en
Publication of GB0419247D0 publication Critical patent/GB0419247D0/en
Publication of GB2417505A publication Critical patent/GB2417505A/en
Application granted granted Critical
Publication of GB2417505B publication Critical patent/GB2417505B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
GB0419247A 2004-08-28 2004-08-28 Centraliser Expired - Fee Related GB2417505B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0419247A GB2417505B (en) 2004-08-28 2004-08-28 Centraliser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0419247A GB2417505B (en) 2004-08-28 2004-08-28 Centraliser

Publications (3)

Publication Number Publication Date
GB0419247D0 GB0419247D0 (en) 2004-09-29
GB2417505A GB2417505A (en) 2006-03-01
GB2417505B true GB2417505B (en) 2008-06-25

Family

ID=33104794

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0419247A Expired - Fee Related GB2417505B (en) 2004-08-28 2004-08-28 Centraliser

Country Status (1)

Country Link
GB (1) GB2417505B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201116236D0 (en) * 2011-09-20 2011-11-02 Claxton Engineering Services Ltd Centralizer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2277336A (en) * 1993-04-06 1994-10-26 Uwg Ltd Centraliser
GB2391570A (en) * 2002-08-07 2004-02-11 Paramode Ltd Adjustable centraliser

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2277336A (en) * 1993-04-06 1994-10-26 Uwg Ltd Centraliser
GB2391570A (en) * 2002-08-07 2004-02-11 Paramode Ltd Adjustable centraliser

Also Published As

Publication number Publication date
GB0419247D0 (en) 2004-09-29
GB2417505A (en) 2006-03-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130828