NO343487B1 - Flertrinns trykkutjevningsventilenhet for brønnsikringsventiler - Google Patents

Flertrinns trykkutjevningsventilenhet for brønnsikringsventiler

Info

Publication number
NO343487B1
NO343487B1 NO20120478A NO20120478A NO343487B1 NO 343487 B1 NO343487 B1 NO 343487B1 NO 20120478 A NO20120478 A NO 20120478A NO 20120478 A NO20120478 A NO 20120478A NO 343487 B1 NO343487 B1 NO 343487B1
Authority
NO
Norway
Prior art keywords
valve assembly
pressure equalizing
equalizing valve
multistage pressure
well protection
Prior art date
Application number
NO20120478A
Other languages
English (en)
Other versions
NO20120478A1 (no
Inventor
Kevin R Plunkett
Mark S Megill
Original Assignee
Baker Hughes A Ge Co Llc
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 Baker Hughes A Ge Co Llc filed Critical Baker Hughes A Ge Co Llc
Publication of NO20120478A1 publication Critical patent/NO20120478A1/no
Publication of NO343487B1 publication Critical patent/NO343487B1/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
    • E21B34/101—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for equalizing fluid pressure above and below the valve
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/04—Ball 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
    • Y10T137/7723—Safety cut-off requiring reset
    • Y10T137/7729—Reset by pressure equalization valve or by-pass
    • 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]
    • Y10T137/86968—With balancing chamber

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)
  • Check Valves (AREA)
  • Taps Or Cocks (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Details Of Valves (AREA)
  • Valve Housings (AREA)
NO20120478A 2009-10-07 2012-04-25 Flertrinns trykkutjevningsventilenhet for brønnsikringsventiler NO343487B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/574,970 US8534361B2 (en) 2009-10-07 2009-10-07 Multi-stage pressure equalization valve assembly for subterranean valves
PCT/US2010/050482 WO2011043953A2 (en) 2009-10-07 2010-09-28 Multi-stage pressure equalization valve assembly of subterranean valves

Publications (2)

Publication Number Publication Date
NO20120478A1 NO20120478A1 (no) 2012-04-25
NO343487B1 true NO343487B1 (no) 2019-03-25

Family

ID=43822303

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20120478A NO343487B1 (no) 2009-10-07 2012-04-25 Flertrinns trykkutjevningsventilenhet for brønnsikringsventiler

Country Status (6)

Country Link
US (1) US8534361B2 (no)
AU (1) AU2010303821B2 (no)
BR (1) BR112012007999B1 (no)
GB (1) GB2486857B (no)
NO (1) NO343487B1 (no)
WO (1) WO2011043953A2 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8534361B2 (en) * 2009-10-07 2013-09-17 Baker Hughes Incorporated Multi-stage pressure equalization valve assembly for subterranean valves
US8534317B2 (en) * 2010-07-15 2013-09-17 Baker Hughes Incorporated Hydraulically controlled barrier valve equalizing system
US8522883B2 (en) 2011-10-04 2013-09-03 Halliburton Energy Services, Inc. Debris resistant internal tubular testing system
AU2015200311B2 (en) * 2011-10-04 2015-12-24 Halliburton Energy Services, Inc. Debris resistant internal tubular testing system
WO2013052038A1 (en) 2011-10-04 2013-04-11 Halliburton Energy Services, Inc. Debris resistant internal tubular testing system
US9062519B2 (en) * 2013-01-09 2015-06-23 Baker Hughes Incorporated Bi-directional pressure equalization valve
US9518445B2 (en) 2013-01-18 2016-12-13 Weatherford Technology Holdings, Llc Bidirectional downhole isolation valve
US9581000B2 (en) * 2013-10-08 2017-02-28 Harrier Technologies, Inc. Shaft seal pressure compensation apparatus
US9744660B2 (en) 2013-12-04 2017-08-29 Baker Hughes Incorporated Control line operating system and method of operating a tool
BR112016028013B1 (pt) * 2014-07-02 2022-05-10 Halliburton Energy Services, Inc Conjunto de válvula, sistema de atuação de válvula sem contato, e, método para atuar uma válvula
CN104989321A (zh) * 2015-07-20 2015-10-21 胡显三 一种单流阀
US10077631B2 (en) * 2015-09-14 2018-09-18 Baker Hughes, A Ge Company, Llc Pressure equalizing valve insensitive to setting depth and tubing pressure differentials
US9896907B2 (en) 2015-10-26 2018-02-20 Baker Hughes, A Ge Company, Llc Equalizer valve with opposed seals biased toward closed from rising pressure on either of opposed sides

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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113018A (en) * 1977-06-30 1978-09-12 Halliburton Company Oil well testing safety valve
US4144937A (en) * 1977-12-19 1979-03-20 Halliburton Company Valve closing method and apparatus for use with an oil well valve

Also Published As

Publication number Publication date
US8534361B2 (en) 2013-09-17
AU2010303821A1 (en) 2012-04-19
NO20120478A1 (no) 2012-04-25
GB2486857A (en) 2012-06-27
BR112012007999A2 (pt) 2016-03-29
GB201206748D0 (en) 2012-05-30
WO2011043953A3 (en) 2011-07-28
US20110079394A1 (en) 2011-04-07
BR112012007999B1 (pt) 2019-05-14
WO2011043953A2 (en) 2011-04-14
AU2010303821B2 (en) 2015-07-09
GB2486857B (en) 2015-07-29

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: BAKER HUGHES, US