NO903346D0 - Boresikringsventil. - Google Patents

Boresikringsventil.

Info

Publication number
NO903346D0
NO903346D0 NO903346A NO903346A NO903346D0 NO 903346 D0 NO903346 D0 NO 903346D0 NO 903346 A NO903346 A NO 903346A NO 903346 A NO903346 A NO 903346A NO 903346 D0 NO903346 D0 NO 903346D0
Authority
NO
Norway
Prior art keywords
blowout preventer
preventer
blowout
Prior art date
Application number
NO903346A
Other languages
English (en)
Other versions
NO903346L (no
Inventor
Denzal Wayne Van Winkle
Original Assignee
Drexel Equipment Ltd
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 Drexel Equipment Ltd filed Critical Drexel Equipment Ltd
Publication of NO903346D0 publication Critical patent/NO903346D0/no
Publication of NO903346L publication Critical patent/NO903346L/no

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86928—Sequentially progressive opening or closing of plural valves
    • Y10T137/86936—Pressure equalizing or auxiliary shunt flow
    • Y10T137/86944—One valve seats against other valve [e.g., concentric valves]
    • Y10T137/86984—Actuator moves both valves

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)
NO90903346A 1989-08-17 1990-07-27 Boresikringsventil. NO903346L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/393,901 US4943031A (en) 1989-08-17 1989-08-17 Blowout preventer

Publications (2)

Publication Number Publication Date
NO903346D0 true NO903346D0 (no) 1990-07-27
NO903346L NO903346L (no) 1991-02-18

Family

ID=23556717

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90903346A NO903346L (no) 1989-08-17 1990-07-27 Boresikringsventil.

Country Status (4)

Country Link
US (1) US4943031A (no)
EP (1) EP0413428A1 (no)
GB (1) GB2234999A (no)
NO (1) NO903346L (no)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5199683A (en) * 1992-06-09 1993-04-06 Baroid Technology, Inc. Blowout preventer opening mechanism
US5590867A (en) * 1995-05-12 1997-01-07 Drexel Oil Field Services, Inc. Blowout preventer for coiled tubing
US5875841A (en) * 1997-04-04 1999-03-02 Alberta Basic Industries, Ltd. Oil well blow-out preventer
US6164619A (en) * 1999-01-07 2000-12-26 Tuboscope I/P, Inc. Bi-directional sealing ram
US6969042B2 (en) * 2004-05-01 2005-11-29 Varco I/P, Inc. Blowout preventer and ram actuator
US7243713B2 (en) * 2004-11-29 2007-07-17 National-Oilwell Dht, L.P. Shear/seal ram assembly for a ram-type blowout prevention system
US7464765B2 (en) * 2005-08-24 2008-12-16 National-Oilwell Dht, L.P. Inner guide seal assembly and method for a ram type BOP system
US8720565B2 (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
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
US20080078965A1 (en) * 2006-09-28 2008-04-03 Weatherford/Lamb, Inc. Blowout preventer and pump rod clamp
US9109421B2 (en) 2008-12-18 2015-08-18 Hydril USA Distribution LLC Deformation resistant opening chamber head and method
US8844898B2 (en) 2009-03-31 2014-09-30 National Oilwell Varco, L.P. Blowout preventer with ram socketing
US8875798B2 (en) * 2009-04-27 2014-11-04 National Oilwell Varco, L.P. Wellsite replacement system and method for using same
GB2483601B (en) 2009-07-01 2014-01-22 Nat Oilwell Varco Lp Wellsite equipment replacement system and method for using same
CN101864904B (zh) * 2010-06-09 2013-09-04 李呈祥 带压起下抽油杆作业装置
US8540017B2 (en) 2010-07-19 2013-09-24 National Oilwell Varco, L.P. Method and system for sealing a wellbore
US8544538B2 (en) 2010-07-19 2013-10-01 National Oilwell Varco, L.P. System and method 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
KR20150092371A (ko) 2011-03-09 2015-08-12 내셔널 오일웰 바르코 엘.피. 유정 보어를 밀봉하기 위한 방법 및 장치
US8979062B2 (en) * 2011-07-28 2015-03-17 Hydril Usa Manufacturing Llc Secondary activation of packer and method
US8944403B2 (en) * 2012-07-19 2015-02-03 Cameron International Corporation Blowout preventer with pressure-isolated operating piston assembly
EP2959096B1 (en) 2013-02-21 2018-05-16 National Oilwell Varco, L.P. Blowout preventer monitoring system and method of using same
US9441444B2 (en) 2013-09-13 2016-09-13 National Oilwell Varco, L.P. Modular subsea stripper packer and method of using same
WO2020028455A1 (en) * 2018-07-31 2020-02-06 National Oilwell Varco, L.P. Blowout preventer testing apparatus and method
WO2022094569A1 (en) * 2020-10-30 2022-05-05 Schlumberger Technology Corporation Bi-directional ram for a blowout preventer

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE553249C (de) * 1929-12-08 1932-06-23 Schaeffer & Budenberg G M B H Entlastungsvorrichtung fuer Absperrorgane
US3036807A (en) * 1957-10-17 1962-05-29 Cameron Iron Works Inc Valve apparatus
US3670761A (en) * 1970-10-13 1972-06-20 Hydril Co Blowout preventer with resistance means between the body and the piston
US3744749A (en) * 1971-05-18 1973-07-10 Hydril Co Blowout preventer with ram support and guide means
US3871613A (en) * 1971-09-08 1975-03-18 Robert K Lerouax Non-rotating ram rod locking assembly for blowout preventer
US3791616A (en) * 1971-09-08 1974-02-12 Hydril Co Non-rotating ram rod locking assembly for blowout preventer
US3918478A (en) * 1974-02-11 1975-11-11 Hydril Co Blowout preventer with locking means
US4253638A (en) * 1979-08-02 1981-03-03 Cameron Iron Works, Inc. Blowout preventer
US4582293A (en) * 1982-01-06 1986-04-15 Koomey Blowout Preventers, Inc. Hydraulically operated valves
US4589625A (en) * 1982-01-06 1986-05-20 Koomey Blowout Preventers, Inc. Hydraulically operated valves
US4467996A (en) * 1982-07-06 1984-08-28 Baugh Benton F Valve apparatus
GB2129850B (en) * 1982-11-05 1986-01-29 Cameron Iron Works Inc Ram-type blowout preventer
US4655431A (en) * 1982-11-05 1987-04-07 Helfer Paul E Ram-type blowout preventer
US4508313A (en) * 1982-12-02 1985-04-02 Koomey Blowout Preventers, Inc. Valves
US4488703A (en) * 1983-02-18 1984-12-18 Marvin R. Jones Valve apparatus
US4638972A (en) * 1985-07-18 1987-01-27 Koomey Valve apparatus

Also Published As

Publication number Publication date
EP0413428A1 (en) 1991-02-20
GB2234999A (en) 1991-02-20
GB9014550D0 (en) 1990-08-22
US4943031A (en) 1990-07-24
NO903346L (no) 1991-02-18

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