BE743645A - - Google Patents

Info

Publication number
BE743645A
BE743645A BE743645DA BE743645A BE 743645 A BE743645 A BE 743645A BE 743645D A BE743645D A BE 743645DA BE 743645 A BE743645 A BE 743645A
Authority
BE
Belgium
Application number
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 BE743645A publication Critical patent/BE743645A/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
    • E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads

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)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
BE743645D 1968-12-23 1969-12-23 BE743645A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78589168A 1968-12-23 1968-12-23

Publications (1)

Publication Number Publication Date
BE743645A true BE743645A (fr) 1970-06-23

Family

ID=25136947

Family Applications (1)

Application Number Title Priority Date Filing Date
BE743645D BE743645A (fr) 1968-12-23 1969-12-23

Country Status (6)

Country Link
US (1) US3533468A (fr)
BE (1) BE743645A (fr)
DE (1) DE1964662A1 (fr)
FR (1) FR2026959A1 (fr)
GB (1) GB1248499A (fr)
NL (1) NL144028B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695349A (en) * 1970-03-19 1972-10-03 Hydril Co Well blowout preventer control pressure modulator
US3662823A (en) * 1970-07-31 1972-05-16 Hydril Co Replacement of sub-sea blow-out preventer packing units
US3762725A (en) * 1971-05-20 1973-10-02 Otis Eng Corp Wireline stuffing box and sheave
US3866679A (en) * 1972-10-25 1975-02-18 Otis Eng Co Apparatus for inserting flexible pipe into wells
US3884261A (en) * 1973-11-26 1975-05-20 Frank Clynch Remotely activated valve
US4098341A (en) * 1977-02-28 1978-07-04 Hydril Company Rotating blowout preventer apparatus
SE412104B (sv) * 1977-06-17 1980-02-18 Lissmyr Per Olof Vid rorande anbringbar anordning for nodavstengning av genom roret med tryck utstrommande fluidum
US4452421A (en) * 1981-06-25 1984-06-05 Hydril Company Well blowout preventer, and packing element
US4447037A (en) * 1981-06-25 1984-05-08 Hydril Company Well blowout preventer, and packing element
US4461448A (en) * 1981-06-25 1984-07-24 Hydril Company Well blowout preventer, and packing element
US4657263A (en) * 1983-04-18 1987-04-14 Hydril Company Annular packing unit and insert
US4605195A (en) * 1985-05-01 1986-08-12 Hydril Company Annular blowout preventer packing unit
US5074518A (en) * 1990-11-02 1991-12-24 Hydratech Proportional annular B.O.P. controller
GB2500188B (en) * 2012-03-12 2019-07-17 Managed Pressure Operations Blowout preventer assembly
US10309191B2 (en) 2012-03-12 2019-06-04 Managed Pressure Operations Pte. Ltd. Method of and apparatus for drilling a subterranean wellbore
GB2501094A (en) 2012-04-11 2013-10-16 Managed Pressure Operations Method of handling a gas influx in a riser
US9121245B2 (en) * 2013-11-22 2015-09-01 Zp Interests, Llc Spherical-annular blowout preventer having a plurality of pistons
CN114645687B (zh) * 2020-12-17 2023-04-11 中国石油化工股份有限公司 一种复合坐封方式的防喷器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846178A (en) * 1955-01-24 1958-08-05 Regan Forge & Eng Co Conical-type blowout preventer
US3222075A (en) * 1961-08-30 1965-12-07 Shell Oil Co Underwater blowout preventer
FR1380079A (fr) * 1964-01-14 1964-11-27 Shaffer Tool Works Vanne d'éruption pour puits de pétrole

Also Published As

Publication number Publication date
FR2026959A1 (fr) 1970-09-25
NL144028B (nl) 1974-11-15
GB1248499A (en) 1971-10-06
US3533468A (en) 1970-10-13
DE1964662A1 (de) 1970-07-09
NL6919329A (fr) 1970-06-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HYDRIL CY

Effective date: 19861231