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GB2241009B - Sucker rod guide centraliser. - Google Patents

Sucker rod guide centraliser.

Info

Publication number
GB2241009B
GB2241009B GB9105864A GB9105864A GB2241009B GB 2241009 B GB2241009 B GB 2241009B GB 9105864 A GB9105864 A GB 9105864A GB 9105864 A GB9105864 A GB 9105864A GB 2241009 B GB2241009 B GB 2241009B
Authority
GB
United Kingdom
Prior art keywords
centraliser
rod guide
sucker rod
sucker
guide
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 - Lifetime
Application number
GB9105864A
Other versions
GB2241009A (en
GB9105864D0 (en
Inventor
Olegario Rivas
Alejandro Newski
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.)
Intevep SA
Petroleos de Venezuela SA
Original Assignee
Intevep SA
Petroleos de Venezuela SA
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
Priority claimed from US07/098,929 external-priority patent/US4871020A/en
Application filed by Intevep SA, Petroleos de Venezuela SA filed Critical Intevep SA
Publication of GB9105864D0 publication Critical patent/GB9105864D0/en
Publication of GB2241009A publication Critical patent/GB2241009A/en
Application granted granted Critical
Publication of GB2241009B publication Critical patent/GB2241009B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve

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)
GB9105864A 1987-09-21 1991-03-20 Sucker rod guide centraliser. Expired - Lifetime GB2241009B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/098,929 US4871020A (en) 1987-09-21 1987-09-21 Sucker rod centralizer
GB8820864A GB2210085B (en) 1987-09-21 1988-09-05 Sucker rod centralizer

Publications (3)

Publication Number Publication Date
GB9105864D0 GB9105864D0 (en) 1991-05-08
GB2241009A GB2241009A (en) 1991-08-21
GB2241009B true GB2241009B (en) 1992-03-04

Family

ID=32472207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9105864A Expired - Lifetime GB2241009B (en) 1987-09-21 1991-03-20 Sucker rod guide centraliser.

Country Status (1)

Country Link
GB (1) GB2241009B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU760978B2 (en) 1999-01-22 2003-05-29 Weatherford Technology Holdings, Llc Friction reducing tool and method for its use in a wellbore
GB2396877B (en) 2002-08-12 2006-04-19 Eni Spa Integral centraliser

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB894117A (en) * 1959-10-26 1962-04-18 Halliburton Tucker Ltd Improvements relating to means for lowering equipment into oil wells
GB2210084A (en) * 1987-09-21 1989-06-01 Intevep Sa Well centralizer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB894117A (en) * 1959-10-26 1962-04-18 Halliburton Tucker Ltd Improvements relating to means for lowering equipment into oil wells
GB2210084A (en) * 1987-09-21 1989-06-01 Intevep Sa Well centralizer

Also Published As

Publication number Publication date
GB2241009A (en) 1991-08-21
GB9105864D0 (en) 1991-05-08

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Legal Events

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

Effective date: 20030905