GB2336612B - Well clean-up tool with improved cleaning member - Google Patents

Well clean-up tool with improved cleaning member

Info

Publication number
GB2336612B
GB2336612B GB9909027A GB9909027A GB2336612B GB 2336612 B GB2336612 B GB 2336612B GB 9909027 A GB9909027 A GB 9909027A GB 9909027 A GB9909027 A GB 9909027A GB 2336612 B GB2336612 B GB 2336612B
Authority
GB
United Kingdom
Prior art keywords
tool
cleaning member
improved cleaning
well clean
clean
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
GB9909027A
Other versions
GB9909027D0 (en
GB2336612A (en
Inventor
Mark Carmichael
Paul David Howlett
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
SPS Afos International Ltd
SPS Afos 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 GBGB9808347.0A external-priority patent/GB9808347D0/en
Priority claimed from GBGB9814598.0A external-priority patent/GB9814598D0/en
Application filed by Specialised Petroleum Services Group Ltd, SPS Afos International Ltd, SPS Afos Group Ltd, Specialised Petroleum Services Ltd filed Critical Specialised Petroleum Services Group Ltd
Priority to GB0214063A priority Critical patent/GB2373529B/en
Priority to GB9909027A priority patent/GB2336612B/en
Publication of GB9909027D0 publication Critical patent/GB9909027D0/en
Publication of GB2336612A publication Critical patent/GB2336612A/en
Application granted granted Critical
Publication of GB2336612B publication Critical patent/GB2336612B/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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/063—Valve or closure with destructible element, e.g. frangible disc

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)
  • Cleaning In General (AREA)
GB9909027A 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member Expired - Lifetime GB2336612B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0214063A GB2373529B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member
GB9909027A GB2336612B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9808347.0A GB9808347D0 (en) 1998-04-21 1998-04-21 Well clean-up tool with improved cleaning member
GBGB9814598.0A GB9814598D0 (en) 1998-07-07 1998-07-07 Well cleaning tool with improved cleaning apparatus
GB9909027A GB2336612B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member

Publications (3)

Publication Number Publication Date
GB9909027D0 GB9909027D0 (en) 1999-06-16
GB2336612A GB2336612A (en) 1999-10-27
GB2336612B true GB2336612B (en) 2002-12-11

Family

ID=27269287

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9909027A Expired - Lifetime GB2336612B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member
GB0214063A Expired - Lifetime GB2373529B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0214063A Expired - Lifetime GB2373529B (en) 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member

Country Status (1)

Country Link
GB (2) GB2336612B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2524788A (en) 2014-04-02 2015-10-07 Odfjell Partners Invest Ltd Downhole cleaning apparatus
GB2538742B (en) 2015-05-27 2021-05-12 Odfjell Partners Invest Ltd Downhole milling tool
GB201802223D0 (en) 2018-02-12 2018-03-28 Odfjell Partners Invest Ltd Downhole cleaning apparatus
CN108708691A (en) * 2018-05-15 2018-10-26 西安石油大学 A kind of vertical purely mechanic drill pipe wiper

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912012A (en) * 1974-08-09 1975-10-14 Continental Oil Co Method for removing plastic from the inside diameter of wellbore casing
US4580635A (en) * 1983-10-21 1986-04-08 Norton Christensen, Inc. Automatic drill pipe inside wiper
US4893684A (en) * 1987-06-17 1990-01-16 Chevron Research Company Method of changing well fluid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603739A (en) * 1983-01-20 1986-08-05 Marathon Oil Company Process for cleaning an oil field well bore hole using an internal casing wiper

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912012A (en) * 1974-08-09 1975-10-14 Continental Oil Co Method for removing plastic from the inside diameter of wellbore casing
US4580635A (en) * 1983-10-21 1986-04-08 Norton Christensen, Inc. Automatic drill pipe inside wiper
US4893684A (en) * 1987-06-17 1990-01-16 Chevron Research Company Method of changing well fluid

Also Published As

Publication number Publication date
GB9909027D0 (en) 1999-06-16
GB2373529B (en) 2002-12-31
GB0214063D0 (en) 2002-07-31
GB2373529A (en) 2002-09-25
GB2336612A (en) 1999-10-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20190420