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GB1539472A - Annular blowout preventer - Google Patents

Annular blowout preventer

Info

Publication number
GB1539472A
GB1539472A GB3666878A GB3666878A GB1539472A GB 1539472 A GB1539472 A GB 1539472A GB 3666878 A GB3666878 A GB 3666878A GB 3666878 A GB3666878 A GB 3666878A GB 1539472 A GB1539472 A GB 1539472A
Authority
GB
United Kingdom
Prior art keywords
blowout preventer
annular blowout
annular
preventer
blowout
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
Application number
GB3666878A
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.)
Cooper Industries LLC
Original Assignee
Cameron Iron Works Inc
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 Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Priority to GB3666878A priority Critical patent/GB1539472A/en
Publication of GB1539472A publication Critical patent/GB1539472A/en
Priority to MY8000178A priority patent/MY8000178A/en
Expired 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
    • 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

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)
GB3666878A 1976-08-24 1976-08-24 Annular blowout preventer Expired GB1539472A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3666878A GB1539472A (en) 1976-08-24 1976-08-24 Annular blowout preventer
MY8000178A MY8000178A (en) 1976-08-24 1980-12-31 Annular blowout preventer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3666878A GB1539472A (en) 1976-08-24 1976-08-24 Annular blowout preventer

Publications (1)

Publication Number Publication Date
GB1539472A true GB1539472A (en) 1979-01-31

Family

ID=10390198

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3666878A Expired GB1539472A (en) 1976-08-24 1976-08-24 Annular blowout preventer

Country Status (2)

Country Link
GB (1) GB1539472A (en)
MY (1) MY8000178A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9938793B2 (en) 2015-11-24 2018-04-10 Freudenberg Oil & Gas, Llc Spherical blow out preventer annular seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9938793B2 (en) 2015-11-24 2018-04-10 Freudenberg Oil & Gas, Llc Spherical blow out preventer annular seal

Also Published As

Publication number Publication date
MY8000178A (en) 1980-12-31

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Legal Events

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

Effective date: 19960823