NL6919329A - - Google Patents

Info

Publication number
NL6919329A
NL6919329A NL6919329A NL6919329A NL6919329A NL 6919329 A NL6919329 A NL 6919329A NL 6919329 A NL6919329 A NL 6919329A NL 6919329 A NL6919329 A NL 6919329A NL 6919329 A NL6919329 A NL 6919329A
Authority
NL
Netherlands
Application number
NL6919329A
Other versions
NL144028B (nl
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 NL6919329A publication Critical patent/NL6919329A/xx
Publication of NL144028B publication Critical patent/NL144028B/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)
NL696919329A 1968-12-23 1969-12-23 Voor de spoelingdruk gecompenseerde eruptieafsluiter voor een olieboorput. NL144028B (nl)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
NL6919329A true NL6919329A (fr) 1970-06-25
NL144028B NL144028B (nl) 1974-11-15

Family

ID=25136947

Family Applications (1)

Application Number Title Priority Date Filing Date
NL696919329A NL144028B (nl) 1968-12-23 1969-12-23 Voor de spoelingdruk gecompenseerde eruptieafsluiter voor een olieboorput.

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
US4461448A (en) * 1981-06-25 1984-07-24 Hydril Company Well blowout preventer, and packing element
US4447037A (en) * 1981-06-25 1984-05-08 Hydril Company Well blowout preventer, and packing element
US4452421A (en) * 1981-06-25 1984-06-05 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
US10309191B2 (en) 2012-03-12 2019-06-04 Managed Pressure Operations Pte. Ltd. Method of and apparatus for drilling a subterranean wellbore
GB2500188B (en) * 2012-03-12 2019-07-17 Managed Pressure Operations Blowout preventer assembly
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
DE1964662A1 (de) 1970-07-09
BE743645A (fr) 1970-06-23
FR2026959A1 (fr) 1970-09-25
US3533468A (en) 1970-10-13
NL144028B (nl) 1974-11-15
GB1248499A (en) 1971-10-06

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: HYDRIL