GB2427634B - Downhole tool - Google Patents

Downhole tool

Info

Publication number
GB2427634B
GB2427634B GB0613768A GB0613768A GB2427634B GB 2427634 B GB2427634 B GB 2427634B GB 0613768 A GB0613768 A GB 0613768A GB 0613768 A GB0613768 A GB 0613768A GB 2427634 B GB2427634 B GB 2427634B
Authority
GB
United Kingdom
Prior art keywords
downhole tool
downhole
tool
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
GB0613768A
Other versions
GB0613768D0 (en
GB2427634A8 (en
GB2427634A (en
Inventor
George Telfer
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.)
Schlumberger UK Holdings Ltd
Original Assignee
Specialised Petroleum Services Group Ltd
Specialised Petroleum Services 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
Priority claimed from GBGB0309038.8A external-priority patent/GB0309038D0/en
Application filed by Specialised Petroleum Services Group Ltd, Specialised Petroleum Services Ltd filed Critical Specialised Petroleum Services Group Ltd
Publication of GB0613768D0 publication Critical patent/GB0613768D0/en
Publication of GB2427634A publication Critical patent/GB2427634A/en
Publication of GB2427634A8 publication Critical patent/GB2427634A8/en
Application granted granted Critical
Publication of GB2427634B publication Critical patent/GB2427634B/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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/08—Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems
    • 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
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers specially adapted therefor
    • E21B37/04—Scrapers specially adapted therefor operated by fluid pressure, e.g. free-piston scrapers
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • E21B34/142—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools unsupported or free-falling elements, e.g. balls, plugs, darts or pistons

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)
  • Earth Drilling (AREA)
GB0613768A 2003-04-22 2004-04-20 Downhole tool Expired - Fee Related GB2427634B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0309038.8A GB0309038D0 (en) 2003-04-22 2003-04-22 Downhole tool
GB0520014A GB2416555B (en) 2003-04-22 2004-04-20 Downhole tool

Publications (4)

Publication Number Publication Date
GB0613768D0 GB0613768D0 (en) 2006-08-23
GB2427634A GB2427634A (en) 2007-01-03
GB2427634A8 GB2427634A8 (en) 2007-03-13
GB2427634B true GB2427634B (en) 2007-05-02

Family

ID=36955451

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0613768A Expired - Fee Related GB2427634B (en) 2003-04-22 2004-04-20 Downhole tool

Country Status (1)

Country Link
GB (1) GB2427634B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11332990B2 (en) 2017-12-20 2022-05-17 Schoeller-Bleckmann Oilfield Equipment Ag Catcher device for a downhole tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11332990B2 (en) 2017-12-20 2022-05-17 Schoeller-Bleckmann Oilfield Equipment Ag Catcher device for a downhole tool

Also Published As

Publication number Publication date
GB0613768D0 (en) 2006-08-23
GB2427634A8 (en) 2007-03-13
GB2427634A (en) 2007-01-03

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Legal Events

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

Effective date: 20210420