NO20031328L - Ventillukningsanordning - Google Patents

Ventillukningsanordning

Info

Publication number
NO20031328L
NO20031328L NO20031328A NO20031328A NO20031328L NO 20031328 L NO20031328 L NO 20031328L NO 20031328 A NO20031328 A NO 20031328A NO 20031328 A NO20031328 A NO 20031328A NO 20031328 L NO20031328 L NO 20031328L
Authority
NO
Norway
Prior art keywords
ventillukningsanordning
Prior art date
Application number
NO20031328A
Other languages
English (en)
Other versions
NO20031328D0 (no
NO325634B1 (no
Inventor
Michael Thomas Deaton
Original Assignee
Schlumberger Holdings
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 Schlumberger Holdings filed Critical Schlumberger Holdings
Publication of NO20031328D0 publication Critical patent/NO20031328D0/no
Publication of NO20031328L publication Critical patent/NO20031328L/no
Publication of NO325634B1 publication Critical patent/NO325634B1/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/05—Flapper valves
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7898—Pivoted valves
NO20031328A 2002-03-25 2003-03-24 Ventillukningsanordning NO325634B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/105,762 US6705593B2 (en) 2002-03-25 2002-03-25 Valve closing device

Publications (3)

Publication Number Publication Date
NO20031328D0 NO20031328D0 (no) 2003-03-24
NO20031328L true NO20031328L (no) 2003-09-26
NO325634B1 NO325634B1 (no) 2008-06-30

Family

ID=22307645

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20031328A NO325634B1 (no) 2002-03-25 2003-03-24 Ventillukningsanordning

Country Status (5)

Country Link
US (3) US6705593B2 (no)
BR (1) BR0300703A (no)
CA (1) CA2422996C (no)
GB (1) GB2388383B (no)
NO (1) NO325634B1 (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6957703B2 (en) * 2001-11-30 2005-10-25 Baker Hughes Incorporated Closure mechanism with integrated actuator for subsurface valves
US6705593B2 (en) * 2002-03-25 2004-03-16 Schlumberger Technology Corporation Valve closing device
US6877564B2 (en) * 2002-09-30 2005-04-12 Baker Hughes Incorporated Flapper closure mechanism
IL154198A0 (en) * 2003-01-30 2003-07-31 Beth El Zikhron Ya Aqov Ind Lt Unidirectional, adjustable flap valves
US7021386B2 (en) * 2003-08-18 2006-04-04 Halliburton Energy Services, Inc. Safety valve having extension spring closure mechanism
US7270191B2 (en) * 2004-04-07 2007-09-18 Baker Hughes Incorporated Flapper opening mechanism
US7347270B2 (en) * 2004-10-20 2008-03-25 Schlumberger Technology Corporation Redundant hydraulic system for safety valve
US7665529B2 (en) * 2005-04-06 2010-02-23 Baker Hughes Incorporated Lubricator valve with rotational flip-flap arm
US7284602B2 (en) * 2005-06-03 2007-10-23 Msi Machineering Solutions, Inc. Self-aligning stuffing box
US8342247B2 (en) * 2006-04-21 2013-01-01 Halliburton Energy Services, Inc. Safety valve having mono spring closure mechanism
US7537062B2 (en) * 2006-08-14 2009-05-26 Sunstone Corporation Flapper valve and actuator
US7798235B2 (en) * 2008-03-27 2010-09-21 Bj Services Company Llc Safety valve torsional spring assembly and method
US7954552B2 (en) * 2008-05-14 2011-06-07 Schlumberger Technology Corporation Overriding a primary control subsystem of a downhole tool
US8651188B2 (en) * 2009-12-30 2014-02-18 Schlumberger Technology Corporation Gas lift barrier valve
WO2015020634A1 (en) * 2013-08-06 2015-02-12 Halliburton Energy Services, Inc. Wave spring flapper closure mechanism
WO2017181051A1 (en) * 2016-04-14 2017-10-19 The Colex Group, Inc. Valve apparatus
US10876370B2 (en) * 2018-09-13 2020-12-29 Cameron International Corporation Frac system with flapper valve
US11208870B2 (en) * 2019-05-29 2021-12-28 Halliburton Energy Services, Inc. Flapper valve with beam spring
WO2020242465A1 (en) * 2019-05-29 2020-12-03 Halliburton Energy Services, Inc. Variable torque flapper valve
WO2022231572A1 (en) * 2021-04-26 2022-11-03 Halliburton Energy Services, Inc. Improving robustness of flapper valve open/close

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3640306A (en) * 1970-10-19 1972-02-08 Bobrick Aero Missile Products Pressure relief valve
US3786865A (en) 1973-03-06 1974-01-22 Camco Inc Lockout for well safety valve
US3786866A (en) 1973-03-06 1974-01-22 Camco Inc Lockout for well safety valve
DE2425879C2 (de) * 1974-05-28 1975-06-10 Gustav F. Gerdts Kg, 2800 Bremen Klappenventil
BR7604311A (pt) * 1975-07-04 1977-02-15 Gerdts Gustav F Kg Valvula de retencao aperfeicoada
US4196745A (en) * 1977-04-25 1980-04-08 Gustav F. Gerdts Kg Flap valve
US4249567A (en) * 1979-10-02 1981-02-10 Transamerica Delaval Inc. Check-valve construction
US4356867A (en) 1981-02-09 1982-11-02 Baker International Corporation Temporary lock-open tool for subterranean well valve
US4411316A (en) 1981-02-09 1983-10-25 Baker International Corporation Subterranean well valve with lock open mechanism
US4531587A (en) 1984-02-22 1985-07-30 Baker Oil Tools, Inc. Downhole flapper valve
US4624315A (en) 1984-10-05 1986-11-25 Otis Engineering Corporation Subsurface safety valve with lock-open system
US4660646A (en) 1985-11-27 1987-04-28 Camco, Incorporated Failsafe gas closed safety valve
US4723606A (en) 1986-02-10 1988-02-09 Otis Engineering Corporation Surface controlled subsurface safety valve
US4674575A (en) * 1986-04-11 1987-06-23 Baker Oil Tools, Inc. Sealing system for downhole well valves
US5146949A (en) * 1991-01-04 1992-09-15 The Viking Corporation Check valve with spring loaded clapper assembly
US5201371A (en) * 1991-05-03 1993-04-13 Allen Charles W Back pressure flapper valve
US5137090A (en) * 1991-05-03 1992-08-11 Ava International Corporation Subsurface tubing safety valve
US5127476A (en) 1991-05-10 1992-07-07 Jerry L. Wilson Lockout housing and sleeve for safety valve
US5125457A (en) * 1991-06-11 1992-06-30 Otis Engineering Corporation Resilient seal for curved flapper valve
GB2345076B (en) * 1998-12-22 2001-06-20 Camco Int Pilot-operated pressure-equalizing mechanism for subsurface valve
AU769167B2 (en) * 1999-01-13 2004-01-15 Baker Hugues Incorporated Torsion spring connections for a downhole flapper
US6705593B2 (en) * 2002-03-25 2004-03-16 Schlumberger Technology Corporation Valve closing device

Also Published As

Publication number Publication date
US7600534B2 (en) 2009-10-13
US6866245B2 (en) 2005-03-15
GB0305824D0 (en) 2003-04-16
CA2422996C (en) 2010-09-21
GB2388383B (en) 2005-04-27
US20030178199A1 (en) 2003-09-25
US6705593B2 (en) 2004-03-16
US20050067601A1 (en) 2005-03-31
BR0300703A (pt) 2004-06-01
NO20031328D0 (no) 2003-03-24
US20040173771A1 (en) 2004-09-09
NO325634B1 (no) 2008-06-30
GB2388383A (en) 2003-11-12
CA2422996A1 (en) 2003-09-25

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