NL7400819A - - Google Patents

Info

Publication number
NL7400819A
NL7400819A NL7400819A NL7400819A NL7400819A NL 7400819 A NL7400819 A NL 7400819A NL 7400819 A NL7400819 A NL 7400819A NL 7400819 A NL7400819 A NL 7400819A NL 7400819 A NL7400819 A NL 7400819A
Authority
NL
Netherlands
Application number
NL7400819A
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 filed Critical
Publication of NL7400819A publication Critical patent/NL7400819A/xx

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
    • 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

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Pipe Accessories (AREA)
  • Earth Drilling (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
NL7400819A 1973-01-22 1974-01-22 NL7400819A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32553073A 1973-01-22 1973-01-22
US412770A US3915425A (en) 1973-01-22 1973-11-05 Blowout preventer with variable inside diameter

Publications (1)

Publication Number Publication Date
NL7400819A true NL7400819A (xx) 1974-07-24

Family

ID=26984980

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7400819A NL7400819A (xx) 1973-01-22 1974-01-22

Country Status (5)

Country Link
US (1) US3915425A (xx)
CA (1) CA989730A (xx)
DE (1) DE2402655C3 (xx)
FR (1) FR2214816B1 (xx)
NL (1) NL7400819A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208056A (en) * 1977-10-18 1980-06-17 Biffle Morris S Rotating blowout preventor with index kelly drive bushing and stripper rubber
US4458876A (en) * 1982-09-16 1984-07-10 Ventre Corporation Annular blowout preventer
DE3473489D1 (en) * 1983-04-13 1988-09-22 Cameron Iron Works Inc Annular blowout preventer
US4550895A (en) * 1984-09-24 1985-11-05 Shaffer Donald U Ram construction for oil well blow out preventer apparatus
US6089526A (en) * 1997-05-01 2000-07-18 Stewart & Stevenson Services, Inc. Ram type blowout preventor
US5944110A (en) * 1997-09-11 1999-08-31 Cooper Cameron Corporation Variable bore ram packer for a ram type blowout preventer
US11156054B2 (en) 2016-03-30 2021-10-26 Electrical Subsea & Drilling As Annular blowout preventer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2035925A (en) * 1933-05-24 1936-03-31 Seamark Lewis Mervyn Cecil Casing head equipment
US2246709A (en) * 1939-08-21 1941-06-24 Cameron Iron Works Inc Blowout preventer
US2368928A (en) * 1942-03-16 1945-02-06 Baker Oil Tools Inc Packing device
US2609836A (en) * 1946-08-16 1952-09-09 Hydril Corp Control head and blow-out preventer
US2846178A (en) * 1955-01-24 1958-08-05 Regan Forge & Eng Co Conical-type blowout preventer
US2780294A (en) * 1955-05-02 1957-02-05 John Stahl Packer assembly
US3038542A (en) * 1958-08-11 1962-06-12 Glenn L Loomis Tester apparatus for oil wells or the like
US3572628A (en) * 1968-10-04 1971-03-30 Cameron Iron Works Inc Blowout preventer

Also Published As

Publication number Publication date
DE2402655A1 (de) 1974-07-25
DE2402655C3 (de) 1979-04-12
DE2402655B2 (de) 1978-08-10
CA989730A (en) 1976-05-25
FR2214816A1 (xx) 1974-08-19
FR2214816B1 (xx) 1983-02-11
US3915425A (en) 1975-10-28

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BN A decision not to publish the application has become irrevocable