GB0214063D0 - Well clean-up tool with improved cleaning member - Google Patents

Well clean-up tool with improved cleaning member

Info

Publication number
GB0214063D0
GB0214063D0 GBGB0214063.0A GB0214063A GB0214063D0 GB 0214063 D0 GB0214063 D0 GB 0214063D0 GB 0214063 A GB0214063 A GB 0214063A GB 0214063 D0 GB0214063 D0 GB 0214063D0
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.)
Granted
Application number
GBGB0214063.0A
Other versions
GB2373529A (en
GB2373529B (en
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
SPS Afos Group 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 SPS Afos Group Ltd filed Critical SPS Afos Group Ltd
Publication of GB0214063D0 publication Critical patent/GB0214063D0/en
Publication of GB2373529A publication Critical patent/GB2373529A/en
Application granted granted Critical
Publication of GB2373529B publication Critical patent/GB2373529B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
GB0214063A 1998-04-21 1999-04-21 Well clean-up tool with improved cleaning member Expired - Lifetime GB2373529B (en)

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
GB0214063D0 true GB0214063D0 (en) 2002-07-31
GB2373529A GB2373529A (en) 2002-09-25
GB2373529B GB2373529B (en) 2002-12-31

Family

ID=27269287

Family Applications (2)

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

Country Status (1)

Country Link
GB (2) GB2373529B (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

Family Cites Families (4)

* 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
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
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
GB2336612B (en) 2002-12-11
GB2336612A (en) 1999-10-27
GB9909027D0 (en) 1999-06-16
GB2373529A (en) 2002-09-25
GB2373529B (en) 2002-12-31

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20190420