GB2464216B - Ball seat sub - Google Patents

Ball seat sub

Info

Publication number
GB2464216B
GB2464216B GB0917654A GB0917654A GB2464216B GB 2464216 B GB2464216 B GB 2464216B GB 0917654 A GB0917654 A GB 0917654A GB 0917654 A GB0917654 A GB 0917654A GB 2464216 B GB2464216 B GB 2464216B
Authority
GB
United Kingdom
Prior art keywords
ball seat
seat sub
sub
ball
seat
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
GB0917654A
Other versions
GB0917654D0 (en
GB2464216A (en
Inventor
William M Roberts
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.)
Smith International Inc
Original Assignee
Smith International Inc
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 US12/572,062 external-priority patent/US8074718B2/en
Application filed by Smith International Inc filed Critical Smith International Inc
Publication of GB0917654D0 publication Critical patent/GB0917654D0/en
Publication of GB2464216A publication Critical patent/GB2464216A/en
Application granted granted Critical
Publication of GB2464216B publication Critical patent/GB2464216B/en
Expired - Fee Related 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • E21B23/0413—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion using means for blocking fluid flow, e.g. drop balls or darts
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/04—Ball valves

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanically-Actuated Valves (AREA)
GB0917654A 2008-10-08 2009-10-08 Ball seat sub Expired - Fee Related GB2464216B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10386208P 2008-10-08 2008-10-08
US12/572,062 US8074718B2 (en) 2008-10-08 2009-10-01 Ball seat sub

Publications (3)

Publication Number Publication Date
GB0917654D0 GB0917654D0 (en) 2009-11-25
GB2464216A GB2464216A (en) 2010-04-14
GB2464216B true GB2464216B (en) 2011-02-16

Family

ID=41402739

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0917654A Expired - Fee Related GB2464216B (en) 2008-10-08 2009-10-08 Ball seat sub

Country Status (1)

Country Link
GB (1) GB2464216B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10006262B2 (en) * 2014-02-21 2018-06-26 Weatherford Technology Holdings, Llc Continuous flow system for drilling oil and gas wells

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254836A (en) * 1978-04-10 1981-03-10 Russell Larry R Methods and apparatus for controlling fluid flow
US5553672A (en) * 1994-10-07 1996-09-10 Baker Hughes Incorporated Setting tool for a downhole tool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254836A (en) * 1978-04-10 1981-03-10 Russell Larry R Methods and apparatus for controlling fluid flow
US5553672A (en) * 1994-10-07 1996-09-10 Baker Hughes Incorporated Setting tool for a downhole tool

Also Published As

Publication number Publication date
GB0917654D0 (en) 2009-11-25
GB2464216A (en) 2010-04-14

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Legal Events

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

Effective date: 20151008