GB2393743B - Pumpable sub - Google Patents

Pumpable sub

Info

Publication number
GB2393743B
GB2393743B GB0223026A GB0223026A GB2393743B GB 2393743 B GB2393743 B GB 2393743B GB 0223026 A GB0223026 A GB 0223026A GB 0223026 A GB0223026 A GB 0223026A GB 2393743 B GB2393743 B GB 2393743B
Authority
GB
United Kingdom
Prior art keywords
pumpable
sub
pumpable sub
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
GB0223026A
Other versions
GB0223026D0 (en
GB2393743A (en
Inventor
John Paul Fraser
James Anton Fraser
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.)
FRASER JAMES A
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0223026A priority Critical patent/GB2393743B/en
Publication of GB0223026D0 publication Critical patent/GB0223026D0/en
Publication of GB2393743A publication Critical patent/GB2393743A/en
Application granted granted Critical
Publication of GB2393743B publication Critical patent/GB2393743B/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
    • E21B23/10—Tools specially adapted therefor
    • 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

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB0223026A 2002-10-03 2002-10-03 Pumpable sub Expired - Fee Related GB2393743B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0223026A GB2393743B (en) 2002-10-03 2002-10-03 Pumpable sub

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0223026A GB2393743B (en) 2002-10-03 2002-10-03 Pumpable sub

Publications (3)

Publication Number Publication Date
GB0223026D0 GB0223026D0 (en) 2002-11-13
GB2393743A GB2393743A (en) 2004-04-07
GB2393743B true GB2393743B (en) 2006-03-08

Family

ID=9945301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0223026A Expired - Fee Related GB2393743B (en) 2002-10-03 2002-10-03 Pumpable sub

Country Status (1)

Country Link
GB (1) GB2393743B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2051178A (en) * 1979-06-13 1981-01-14 Webco Ind Rubber Ltd Piston Unit for Use as a Transporter in Wells and Pipelines
GB2084218A (en) * 1980-09-25 1982-04-07 Shell Int Research Pump plug for use in well operations
EP0225145A2 (en) * 1985-11-25 1987-06-10 WEATHERFORD U.S. Inc. Plug for use in wellbore operations

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2051178A (en) * 1979-06-13 1981-01-14 Webco Ind Rubber Ltd Piston Unit for Use as a Transporter in Wells and Pipelines
GB2084218A (en) * 1980-09-25 1982-04-07 Shell Int Research Pump plug for use in well operations
EP0225145A2 (en) * 1985-11-25 1987-06-10 WEATHERFORD U.S. Inc. Plug for use in wellbore operations

Also Published As

Publication number Publication date
GB0223026D0 (en) 2002-11-13
GB2393743A (en) 2004-04-07

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: FRASER, JAMES A

Free format text: FORMER APPLICANT(S): FRASER, JOHN P

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071003

S28 Restoration of ceased patents (sect. 28/pat. act 1977)
S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20090116

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20111003