GB0813636D0 - Improved plug divisional - Google Patents

Improved plug divisional

Info

Publication number
GB0813636D0
GB0813636D0 GBGB0813636.8A GB0813636A GB0813636D0 GB 0813636 D0 GB0813636 D0 GB 0813636D0 GB 0813636 A GB0813636 A GB 0813636A GB 0813636 D0 GB0813636 D0 GB 0813636D0
Authority
GB
United Kingdom
Prior art keywords
divisional
improved plug
plug
improved
plug divisional
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
GBGB0813636.8A
Other versions
GB2448637A (en
GB2448637B (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.)
Petrowell Ltd
Original Assignee
Petrowell 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 GBGB0423992.7A external-priority patent/GB0423992D0/en
Application filed by Petrowell Ltd filed Critical Petrowell Ltd
Publication of GB0813636D0 publication Critical patent/GB0813636D0/en
Publication of GB2448637A publication Critical patent/GB2448637A/en
Application granted granted Critical
Publication of GB2448637B publication Critical patent/GB2448637B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
GB0813636A 2004-10-29 2008-07-25 Improved plug Expired - Fee Related GB2448637B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0423992.7A GB0423992D0 (en) 2004-10-29 2004-10-29 Improved plug
GB0707848A GB2434608B (en) 2004-10-29 2007-04-24 Improved plug

Publications (3)

Publication Number Publication Date
GB0813636D0 true GB0813636D0 (en) 2008-09-03
GB2448637A GB2448637A (en) 2008-10-22
GB2448637B GB2448637B (en) 2009-01-28

Family

ID=39791496

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0813635A Expired - Fee Related GB2448636B (en) 2004-10-29 2008-07-25 Improved running adapter
GB0813636A Expired - Fee Related GB2448637B (en) 2004-10-29 2008-07-25 Improved plug

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0813635A Expired - Fee Related GB2448636B (en) 2004-10-29 2008-07-25 Improved running adapter

Country Status (1)

Country Link
GB (2) GB2448636B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0423992D0 (en) 2004-10-29 2004-12-01 Petrowell Ltd Improved plug

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515213A (en) * 1983-02-09 1985-05-07 Memory Metals, Inc. Packing tool apparatus for sealing well bores
US4548264A (en) * 1984-04-10 1985-10-22 Hughes Tool Company High temperature well packer

Also Published As

Publication number Publication date
GB2448637A (en) 2008-10-22
GB2448637B (en) 2009-01-28
GB2448636B (en) 2009-01-28
GB2448636A (en) 2008-10-22
GB0813635D0 (en) 2008-09-03

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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)

Free format text: REGISTERED BETWEEN 20170921 AND 20170927

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20200813 AND 20200819

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20201119 AND 20201125

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20201028