GB2406591B - Centraliser formed from composite material for drill or production strings - Google Patents

Centraliser formed from composite material for drill or production strings

Info

Publication number
GB2406591B
GB2406591B GB0321744A GB0321744A GB2406591B GB 2406591 B GB2406591 B GB 2406591B GB 0321744 A GB0321744 A GB 0321744A GB 0321744 A GB0321744 A GB 0321744A GB 2406591 B GB2406591 B GB 2406591B
Authority
GB
United Kingdom
Prior art keywords
drill
composite material
production strings
centraliser
centraliser formed
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
GB0321744A
Other versions
GB2406591A (en
GB0321744D0 (en
Inventor
Karl Schmidt
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.)
ENVIROSPEC ENERGY SERVICES
Original Assignee
ENVIROSPEC ENERGY SERVICES
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 ENVIROSPEC ENERGY SERVICES filed Critical ENVIROSPEC ENERGY SERVICES
Priority to GB0321744A priority Critical patent/GB2406591B/en
Publication of GB0321744D0 publication Critical patent/GB0321744D0/en
Publication of GB2406591A publication Critical patent/GB2406591A/en
Application granted granted Critical
Publication of GB2406591B publication Critical patent/GB2406591B/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
    • E21B17/1085—Wear protectors; Blast joints; Hard facing
    • 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
    • E21B17/1042—Elastomer protector or centering means

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)
GB0321744A 2003-09-17 2003-09-17 Centraliser formed from composite material for drill or production strings Expired - Fee Related GB2406591B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0321744A GB2406591B (en) 2003-09-17 2003-09-17 Centraliser formed from composite material for drill or production strings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0321744A GB2406591B (en) 2003-09-17 2003-09-17 Centraliser formed from composite material for drill or production strings

Publications (3)

Publication Number Publication Date
GB0321744D0 GB0321744D0 (en) 2003-10-15
GB2406591A GB2406591A (en) 2005-04-06
GB2406591B true GB2406591B (en) 2006-11-08

Family

ID=29227226

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0321744A Expired - Fee Related GB2406591B (en) 2003-09-17 2003-09-17 Centraliser formed from composite material for drill or production strings

Country Status (1)

Country Link
GB (1) GB2406591B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2506845B (en) * 2012-09-05 2015-01-14 Advanced Composite Ind Ag Modified tubular
EP3425082B1 (en) 2013-08-28 2024-05-15 Innovex Downhole Solutions Inc. Chromium-free thermal spray composition, method, and apparatus
US10584553B2 (en) 2016-04-28 2020-03-10 Innovex Downhole Solutions, Inc. Integrally-bonded swell packer

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3480094A (en) * 1968-03-21 1969-11-25 James B N Morris Drill collar for protecting drill string
GB2304753A (en) * 1995-08-24 1997-03-26 Weatherford Lamb Method for securing a well tool to a tubular and well tool adapted for said method
US5908072A (en) * 1997-05-02 1999-06-01 Frank's International, Inc. Non-metallic centralizer for casing
US20010020530A1 (en) * 1999-02-05 2001-09-13 Eaton Benny Alan Stand-off device
WO2002004781A1 (en) * 2000-06-30 2002-01-17 Brunel Oilfield Services (Uk) Limited Nonconductive centralizer
WO2002048501A1 (en) * 2000-12-15 2002-06-20 Eni S.P.A. Method for centralising a tight fitting casing in a borehole
WO2004015238A1 (en) * 2002-08-12 2004-02-19 Eni S.P.A. Integral centraliser

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3480094A (en) * 1968-03-21 1969-11-25 James B N Morris Drill collar for protecting drill string
GB2304753A (en) * 1995-08-24 1997-03-26 Weatherford Lamb Method for securing a well tool to a tubular and well tool adapted for said method
US5908072A (en) * 1997-05-02 1999-06-01 Frank's International, Inc. Non-metallic centralizer for casing
US20010020530A1 (en) * 1999-02-05 2001-09-13 Eaton Benny Alan Stand-off device
WO2002004781A1 (en) * 2000-06-30 2002-01-17 Brunel Oilfield Services (Uk) Limited Nonconductive centralizer
WO2002048501A1 (en) * 2000-12-15 2002-06-20 Eni S.P.A. Method for centralising a tight fitting casing in a borehole
WO2004015238A1 (en) * 2002-08-12 2004-02-19 Eni S.P.A. Integral centraliser

Also Published As

Publication number Publication date
GB2406591A (en) 2005-04-06
GB0321744D0 (en) 2003-10-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150917