CA943058A - Blowout preventer - Google Patents

Blowout preventer

Info

Publication number
CA943058A
CA943058A CA123,592A CA123592A CA943058A CA 943058 A CA943058 A CA 943058A CA 123592 A CA123592 A CA 123592A CA 943058 A CA943058 A CA 943058A
Authority
CA
Canada
Prior art keywords
blowout preventer
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
CA123,592A
Other versions
CA123592S (en
Inventor
Robert K. Lerouax
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.)
Hydril LLC
Original Assignee
Hydril LLC
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 Hydril LLC filed Critical Hydril LLC
Application granted granted Critical
Publication of CA943058A publication Critical patent/CA943058A/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
    • E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
    • E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams

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)
  • Actuator (AREA)
CA123,592A 1970-09-25 1971-09-24 Blowout preventer Expired CA943058A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7536070A 1970-09-25 1970-09-25

Publications (1)

Publication Number Publication Date
CA943058A true CA943058A (en) 1974-03-05

Family

ID=22125188

Family Applications (1)

Application Number Title Priority Date Filing Date
CA123,592A Expired CA943058A (en) 1970-09-25 1971-09-24 Blowout preventer

Country Status (8)

Country Link
US (1) US3647174A (en)
AU (1) AU3398271A (en)
CA (1) CA943058A (en)
DE (1) DE2148179C3 (en)
ES (1) ES395461A1 (en)
FR (1) FR2108612A5 (en)
IE (1) IE35672B1 (en)
NL (1) NL7113239A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4007905A (en) * 1973-01-29 1977-02-15 Hydril Company Retrievable blow-out preventer ram seals
US3918478A (en) * 1974-02-11 1975-11-11 Hydril Co Blowout preventer with locking means
DE2722007A1 (en) * 1977-05-14 1978-12-14 Hydril Co Ram type well blow out preventer - has pressure responsive ratchet mechanism for locking rams in closed positions
US4437643A (en) * 1981-06-25 1984-03-20 Cameron Iron Works, Inc. Ram-type blowout preventer
US4582293A (en) * 1982-01-06 1986-04-15 Koomey Blowout Preventers, Inc. Hydraulically operated valves
US4504037A (en) * 1983-09-26 1985-03-12 Hydril Company Ram blowout preventer securing and retracting apparatus
US5430932A (en) * 1994-03-15 1995-07-11 Insta Valve Co. Ltd Apparatus for installing a valve on or into an existing pipe
US6125928A (en) * 1996-12-16 2000-10-03 Ab Grundstenen Ab (Metal Patent Whss Ab) System for controlling and stopping oil drilling fires
GB0121277D0 (en) * 2001-09-03 2001-10-24 Elmar Services Ltd Wireline valve actuator
RU2261980C2 (en) * 2003-11-19 2005-10-10 Абрамов Александр Федорович Preventer
US7331562B2 (en) * 2005-11-07 2008-02-19 Varco I/P, Inc. Blowout preventer with breech assembly
US8720565B2 (en) 2006-04-25 2014-05-13 National Oilwell Varco, L.P. Tubular severing system and method of using same
US7367396B2 (en) * 2006-04-25 2008-05-06 Varco I/P, Inc. Blowout preventers and methods of use
US8720564B2 (en) 2006-04-25 2014-05-13 National Oilwell Varco, L.P. Tubular severing system and method of using same
US8424607B2 (en) * 2006-04-25 2013-04-23 National Oilwell Varco, L.P. System and method for severing a tubular
US8028755B2 (en) * 2007-12-14 2011-10-04 Clearwater International Llc Quick lock wireline valve/blow-out preventor and methods for making and using same
US8844898B2 (en) * 2009-03-31 2014-09-30 National Oilwell Varco, L.P. Blowout preventer with ram socketing
US8544538B2 (en) 2010-07-19 2013-10-01 National Oilwell Varco, L.P. System and method for sealing a wellbore
US8540017B2 (en) 2010-07-19 2013-09-24 National Oilwell Varco, L.P. Method and system for sealing a wellbore
US8807219B2 (en) 2010-09-29 2014-08-19 National Oilwell Varco, L.P. Blowout preventer blade assembly and method of using same
KR101697397B1 (en) 2011-03-09 2017-01-17 내셔널 오일웰 바르코 엘.피. Method and apparatus for sealing a wellbore
US9068427B2 (en) * 2012-07-19 2015-06-30 Cameron International Corporation Asymmetrical button for ram-type blowout preventers
US10000987B2 (en) 2013-02-21 2018-06-19 National Oilwell Varco, L.P. Blowout preventer monitoring system and method of using same
CN106794512B (en) 2014-08-18 2019-11-08 巴勒特锻造有限公司 For minimizing the open die forging technique of blade-end loss and using the product of its production
BR112018072202A2 (en) * 2016-04-27 2019-02-12 Electrical Subsea & Drilling As poppet safety system bonnet assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3272222A (en) * 1963-10-28 1966-09-13 Cameron Iron Works Inc Blowout preventer
US3554480A (en) * 1968-01-16 1971-01-12 Cameron Iron Works Inc Blowout preventer
US3561526A (en) * 1969-09-03 1971-02-09 Cameron Iron Works Inc Pipe shearing ram assembly for blowout preventer

Also Published As

Publication number Publication date
US3647174A (en) 1972-03-07
IE35672L (en) 1972-03-25
DE2148179C3 (en) 1978-10-19
AU3398271A (en) 1973-04-05
FR2108612A5 (en) 1972-05-19
ES395461A1 (en) 1973-12-01
IE35672B1 (en) 1976-04-14
SU446131A3 (en) 1974-10-05
DE2148179A1 (en) 1972-03-30
DE2148179B2 (en) 1978-02-16
NL7113239A (en) 1972-03-28

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