NO20014169D0 - Isolasjonsventil - Google Patents

Isolasjonsventil

Info

Publication number
NO20014169D0
NO20014169D0 NO20014169A NO20014169A NO20014169D0 NO 20014169 D0 NO20014169 D0 NO 20014169D0 NO 20014169 A NO20014169 A NO 20014169A NO 20014169 A NO20014169 A NO 20014169A NO 20014169 D0 NO20014169 D0 NO 20014169D0
Authority
NO
Norway
Prior art keywords
isolation valve
isolation
valve
Prior art date
Application number
NO20014169A
Other languages
English (en)
Other versions
NO317479B1 (no
NO20014169L (no
Inventor
Dinesh R Patel
Original Assignee
Schlumberger Technology Bv
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 Technology Bv filed Critical Schlumberger Technology Bv
Publication of NO20014169D0 publication Critical patent/NO20014169D0/no
Publication of NO20014169L publication Critical patent/NO20014169L/no
Publication of NO317479B1 publication Critical patent/NO317479B1/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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/102—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for locking the closing element in open or closed position

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)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Massaging Devices (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
NO20014169A 2000-08-29 2001-08-28 Isolasjonsventil NO317479B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22868800P 2000-08-29 2000-08-29
US09/930,689 US6691785B2 (en) 2000-08-29 2001-08-15 Isolation valve

Publications (3)

Publication Number Publication Date
NO20014169D0 true NO20014169D0 (no) 2001-08-28
NO20014169L NO20014169L (no) 2002-03-01
NO317479B1 NO317479B1 (no) 2004-11-01

Family

ID=26922569

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20014169A NO317479B1 (no) 2000-08-29 2001-08-28 Isolasjonsventil

Country Status (4)

Country Link
US (1) US6691785B2 (no)
CA (1) CA2355509C (no)
GB (1) GB2366579B (no)
NO (1) NO317479B1 (no)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6648554B1 (en) * 2002-07-09 2003-11-18 James Francis Sehl Portable flotation platform for shallow bodies of water
US7779925B2 (en) 2004-02-13 2010-08-24 Weatherford/Lamb, Inc. Seal assembly energized with floating pistons
US7455114B2 (en) * 2005-01-25 2008-11-25 Schlumberger Technology Corporation Snorkel device for flow control
US7584797B2 (en) * 2006-04-04 2009-09-08 Stinger Wellhead Protection, Inc. Method of subsurface lubrication to facilitate well completion, re-completion and workover
US8113286B2 (en) * 2006-11-09 2012-02-14 Baker Hughes Incorporated Downhole barrier valve
US7810571B2 (en) * 2006-11-09 2010-10-12 Baker Hughes Incorporated Downhole lubricator valve
US8225871B2 (en) * 2006-11-09 2012-07-24 Baker Hughes Incorporated Bidirectional sealing mechanically shifted ball valve for downhole use
US20090114395A1 (en) * 2007-11-01 2009-05-07 Baker Hughes Incorporated Density actuatable downhole member and methods
US8056643B2 (en) * 2008-03-26 2011-11-15 Schlumberger Technology Corporation Systems and techniques to actuate isolation valves
AU2009244317B2 (en) * 2008-05-05 2016-01-28 Weatherford Technology Holdings, Llc Tools and methods for hanging and/or expanding liner strings
WO2010022167A1 (en) 2008-08-19 2010-02-25 Aker Subsea Inc. Tubing hanger seal
US8240389B2 (en) * 2008-09-26 2012-08-14 Vetco Gray Inc. Combined tree stab and control interface
US8256518B2 (en) * 2009-02-19 2012-09-04 Schlumberger Technology Corporation Fail as is mechanism and method
US8517112B2 (en) * 2009-04-30 2013-08-27 Schlumberger Technology Corporation System and method for subsea control and monitoring
US8261835B2 (en) * 2009-06-10 2012-09-11 Baker Hughes Incorporated Dual acting rod piston control system
US8365832B2 (en) * 2010-01-27 2013-02-05 Schlumberger Technology Corporation Position retention mechanism for maintaining a counter mechanism in an activated position
EP2568109B1 (en) * 2011-09-06 2015-02-25 Vetco Gray Inc. Ball valve assembly
US10323477B2 (en) 2012-10-15 2019-06-18 Weatherford Technology Holdings, Llc Seal assembly
GB2507770A (en) * 2012-11-08 2014-05-14 Petrowell Ltd Downhole activation tool
WO2016119066A1 (en) * 2015-01-29 2016-08-04 Snubco Manufacturing Inc. Downhole isolation valve
US11773690B2 (en) * 2017-11-15 2023-10-03 Schlumberger Technology Corporation Combined valve system and methodology
AU2019443371A1 (en) 2019-04-30 2021-09-02 Halliburton Energy Services, Inc. Hydraulic line controlled device with density barrier
NO20220888A1 (en) 2020-02-18 2022-08-17 Schlumberger Technology Bv Electronic rupture disc with atmospheric chamber
GB2609140A (en) 2020-04-17 2023-01-25 Schlumberger Technology Bv Hydraulic trigger with locked spring force

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258786A (en) * 1978-06-05 1981-03-31 Fmc Corporation Safety valve operating apparatus
US5529126A (en) * 1990-10-03 1996-06-25 Expro North Sea Limited Valve control apparatus
US6302210B1 (en) * 1997-11-10 2001-10-16 Halliburton Energy Services, Inc. Safety valve utilizing an isolation valve and method of using the same
US20020074129A1 (en) * 1998-12-01 2002-06-20 Randal Moore Downhole tool utilizing opposed pistons
GB9911545D0 (en) * 1999-05-19 1999-07-21 French Oilfield Services Ltd Valve assembly

Also Published As

Publication number Publication date
CA2355509A1 (en) 2002-02-28
US20020029890A1 (en) 2002-03-14
GB2366579B (en) 2002-10-30
GB2366579A (en) 2002-03-13
NO317479B1 (no) 2004-11-01
CA2355509C (en) 2006-07-11
US6691785B2 (en) 2004-02-17
GB0120258D0 (en) 2001-10-10
NO20014169L (no) 2002-03-01

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees