GB2562992B - Closure apparatus for providing a closing function in a wellbore - Google Patents

Closure apparatus for providing a closing function in a wellbore Download PDF

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Publication number
GB2562992B
GB2562992B GB1703985.0A GB201703985A GB2562992B GB 2562992 B GB2562992 B GB 2562992B GB 201703985 A GB201703985 A GB 201703985A GB 2562992 B GB2562992 B GB 2562992B
Authority
GB
United Kingdom
Prior art keywords
wellbore
providing
closing function
closure apparatus
closure
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.)
Active
Application number
GB1703985.0A
Other versions
GB2562992A (en
GB201703985D0 (en
Inventor
David Cowie Gavin
David Sangster John
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.)
Interventek Subsea Engineering Ltd
Original Assignee
Interventek Subsea Engineering 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
Application filed by Interventek Subsea Engineering Ltd filed Critical Interventek Subsea Engineering Ltd
Priority to GB1703985.0A priority Critical patent/GB2562992B/en
Publication of GB201703985D0 publication Critical patent/GB201703985D0/en
Publication of GB2562992A publication Critical patent/GB2562992A/en
Application granted granted Critical
Publication of GB2562992B publication Critical patent/GB2562992B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/08—Wipers; Oil savers
    • E21B33/085—Rotatable packing means, e.g. rotating blow-out preventers

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)
GB1703985.0A 2017-03-13 2017-03-13 Closure apparatus for providing a closing function in a wellbore Active GB2562992B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1703985.0A GB2562992B (en) 2017-03-13 2017-03-13 Closure apparatus for providing a closing function in a wellbore

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1703985.0A GB2562992B (en) 2017-03-13 2017-03-13 Closure apparatus for providing a closing function in a wellbore

Publications (3)

Publication Number Publication Date
GB201703985D0 GB201703985D0 (en) 2017-04-26
GB2562992A GB2562992A (en) 2018-12-05
GB2562992B true GB2562992B (en) 2020-02-26

Family

ID=58605483

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1703985.0A Active GB2562992B (en) 2017-03-13 2017-03-13 Closure apparatus for providing a closing function in a wellbore

Country Status (1)

Country Link
GB (1) GB2562992B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502803A (en) * 1945-11-28 1950-04-04 Lee S Sorensen Oil saver and drilling control
US4770387A (en) * 1986-10-24 1988-09-13 Nl Industries, Inc. Variable ram seal for blowout preventers
US20160097250A1 (en) * 2014-10-07 2016-04-07 Hydril Usa Distribution, Llc Blind shear ram

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502803A (en) * 1945-11-28 1950-04-04 Lee S Sorensen Oil saver and drilling control
US4770387A (en) * 1986-10-24 1988-09-13 Nl Industries, Inc. Variable ram seal for blowout preventers
US20160097250A1 (en) * 2014-10-07 2016-04-07 Hydril Usa Distribution, Llc Blind shear ram

Also Published As

Publication number Publication date
GB2562992A (en) 2018-12-05
GB201703985D0 (en) 2017-04-26

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