BRPI0913462A8 - sistema e método para acionar seletivamente a partir de um local remoto múltiplas ferramentas de poço em um poço - Google Patents

sistema e método para acionar seletivamente a partir de um local remoto múltiplas ferramentas de poço em um poço

Info

Publication number
BRPI0913462A8
BRPI0913462A8 BRPI0913462A BRPI0913462A BRPI0913462A8 BR PI0913462 A8 BRPI0913462 A8 BR PI0913462A8 BR PI0913462 A BRPI0913462 A BR PI0913462A BR PI0913462 A BRPI0913462 A BR PI0913462A BR PI0913462 A8 BRPI0913462 A8 BR PI0913462A8
Authority
BR
Brazil
Prior art keywords
well
remote location
location multiple
selectively firing
tools
Prior art date
Application number
BRPI0913462A
Other languages
English (en)
Inventor
C Smithson Mitchell
Original Assignee
Halliburton Energy Services Inc
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
Priority claimed from PCT/US2008/075668 external-priority patent/WO2010030266A1/en
Application filed by Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Publication of BRPI0913462A2 publication Critical patent/BRPI0913462A2/pt
Publication of BRPI0913462A8 publication Critical patent/BRPI0913462A8/pt
Publication of BRPI0913462B1 publication Critical patent/BRPI0913462B1/pt

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • 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
    • 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
    • E21B34/066—Valve arrangements for boreholes or wells in wells electrically actuated
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/125—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using earth as an electrical conductor
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00—Technologies relating to oil refining and petrochemical industry
    • Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Remote Sensing (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
BRPI0913462-0A 2008-09-09 2009-06-05 Sistema e método para acionar seletivamente a partir de um local remoto múltiplas ferramentas de poço em um poço BRPI0913462B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/US2008/075668 WO2010030266A1 (en) 2008-09-09 2008-09-09 Remote actuation of downhole well tools
USPCT/US2008075668 2008-09-09
PCT/US2009/046404 WO2010030423A1 (en) 2008-09-09 2009-06-05 Control of well tools utilizing downhole pumps

Publications (3)

Publication Number Publication Date
BRPI0913462A2 BRPI0913462A2 (pt) 2017-05-30
BRPI0913462A8 true BRPI0913462A8 (pt) 2018-04-24
BRPI0913462B1 BRPI0913462B1 (pt) 2019-04-09

Family

ID=43828262

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0913462-0A BRPI0913462B1 (pt) 2008-09-09 2009-06-05 Sistema e método para acionar seletivamente a partir de um local remoto múltiplas ferramentas de poço em um poço

Country Status (7)

Country Link
US (1) US8453723B2 (pt)
EP (1) EP2324192B1 (pt)
AU (4) AU2008361676B2 (pt)
BR (1) BRPI0913462B1 (pt)
CA (1) CA2735261C (pt)
NO (1) NO2324192T3 (pt)
WO (1) WO2010030423A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2324189B1 (en) 2008-09-09 2018-06-13 Halliburton Energy Services, Inc. Sneak path eliminator for diode multiolexed control of downhole well tools
US8590609B2 (en) 2008-09-09 2013-11-26 Halliburton Energy Services, Inc. Sneak path eliminator for diode multiplexed control of downhole well tools
GB0818010D0 (en) * 2008-10-02 2008-11-05 Petrowell Ltd Improved control system
US8476786B2 (en) * 2010-06-21 2013-07-02 Halliburton Energy Services, Inc. Systems and methods for isolating current flow to well loads
US9441453B2 (en) 2010-08-04 2016-09-13 Safoco, Inc. Safety valve control system and method of use
US20120031494A1 (en) * 2010-08-04 2012-02-09 David Lymberopoulos Safety valve control system and method of use
US20120086460A1 (en) * 2010-10-12 2012-04-12 Baker Hughes Incorporated System and method for operating monitoring elements and single use elements with a common cable
WO2013126039A1 (en) * 2011-03-03 2013-08-29 Halliburton Energy Services, Inc. Sneak path eliminator for diode multiplexed control of downhole well tools
WO2014066627A1 (en) * 2012-10-24 2014-05-01 California Institute Of Technology Hydraulic high pressure valve controller using the in-situ pressure difference
US9695654B2 (en) 2012-12-03 2017-07-04 Halliburton Energy Services, Inc. Wellhead flowback control system and method
US9127526B2 (en) 2012-12-03 2015-09-08 Halliburton Energy Services, Inc. Fast pressure protection system and method
WO2014116263A1 (en) * 2013-01-28 2014-07-31 Halliburton Energy Services, Inc. Downhole control system having a versatile manifold and method for use of same
US9388664B2 (en) * 2013-06-27 2016-07-12 Baker Hughes Incorporated Hydraulic system and method of actuating a plurality of tools
US9695679B2 (en) 2013-10-23 2017-07-04 Conocophillips Company Downhole zone flow control system
US9404340B2 (en) * 2013-11-07 2016-08-02 Baker Hughes Incorporated Frac sleeve system and method for non-sequential downhole operations
US10359302B2 (en) 2015-12-18 2019-07-23 Schlumberger Technology Corporation Non-linear interactions with backscattered light
US10287851B2 (en) * 2015-12-28 2019-05-14 Halliburton Energy Services, Inc. Electrical system and method for selective control of downhole devices
US10760377B1 (en) * 2016-05-07 2020-09-01 Power Feed-Thru Systems & Connectors LLC Downhole pump bypass valve apparatuses and methods
BR112020026410A2 (pt) 2018-06-22 2021-03-23 Schlumberger Technology B.V. sistema de válvula de controle de fluxo elétrico de diâmetro pleno
US11873699B2 (en) 2021-01-26 2024-01-16 Halliburton Energy Services, Inc. Single solenoid valve electro-hydraulic control system that actuates control valve

Family Cites Families (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR534864A (fr) * 1921-02-19 1922-04-04 Perfectionnements apportés à l'extraction, hors des puits, de liquides et notamment de pétrole
US2307171A (en) * 1939-12-15 1943-01-05 Fred S Tutton System and apparatus for flowing wells
US3144046A (en) * 1963-02-25 1964-08-11 Lockheed Aircraft Corp Waterflood monitor and control system
US3327791A (en) * 1964-12-22 1967-06-27 Schlumberger Technology Corp Systems for selectively detonating perforating charges
US3427580A (en) * 1967-06-29 1969-02-11 Schlumberger Technology Corp Electrical methods and apparatus for well tools
US3430712A (en) * 1967-06-29 1969-03-04 Schlumberger Technology Corp Well tool position indicator
US3575650A (en) * 1970-01-08 1971-04-20 Werner H Fengler Linear high-torque electric stepping motor system
US3717095A (en) * 1971-06-07 1973-02-20 R Vann Select fire jet perforating apparatus
US3906328A (en) * 1973-11-29 1975-09-16 Teledyne Mid America Corp Automatic positioning mechanism
US4138669A (en) * 1974-05-03 1979-02-06 Compagnie Francaise des Petroles "TOTAL" Remote monitoring and controlling system for subsea oil/gas production equipment
US4467833A (en) * 1977-10-11 1984-08-28 Nl Industries, Inc. Control valve and electrical and hydraulic control system
US4364587A (en) * 1979-08-27 1982-12-21 Samford Travis L Safety joint
US4303128A (en) * 1979-12-04 1981-12-01 Marr Jr Andrew W Injection well with high-pressure, high-temperature in situ down-hole steam formation
US4279304A (en) * 1980-01-24 1981-07-21 Harper James C Wire line tool release method
US4345650A (en) * 1980-04-11 1982-08-24 Wesley Richard H Process and apparatus for electrohydraulic recovery of crude oil
US4396062A (en) * 1980-10-06 1983-08-02 University Of Utah Research Foundation Apparatus and method for time-domain tracking of high-speed chemical reactions
US4442903A (en) * 1982-06-17 1984-04-17 Schutt William R System for installing continuous anode in deep bore hole
US4527636A (en) * 1982-07-02 1985-07-09 Schlumberger Technology Corporation Single-wire selective perforation system having firing safeguards
US4495990A (en) * 1982-09-29 1985-01-29 Electro-Petroleum, Inc. Apparatus for passing electrical current through an underground formation
US4485780A (en) * 1983-05-05 1984-12-04 The Jacobs Mfg. Company Compression release engine retarder
US4526667A (en) * 1984-01-31 1985-07-02 Parkhurst Warren E Corrosion protection anode
US4570715A (en) * 1984-04-06 1986-02-18 Shell Oil Company Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature
US4618197A (en) * 1985-06-19 1986-10-21 Halliburton Company Exoskeletal packaging scheme for circuit boards
US4765184A (en) * 1986-02-25 1988-08-23 Delatorre Leroy C High temperature switch
US4716960A (en) * 1986-07-14 1988-01-05 Production Technologies International, Inc. Method and system for introducing electric current into a well
USRE33690E (en) * 1987-08-06 1991-09-17 Oil Well Automation, Inc. Level sensor
US4747451A (en) * 1987-08-06 1988-05-31 Oil Well Automation, Inc. Level sensor
EP0327432B1 (fr) * 1988-01-29 1997-09-24 Institut Français du Pétrole Procédé et dispositif pour commander hydrauliquement et sélectivement, au moins deux outils ou instruments d'un dispositif, vanne permettant la mise en oeuvre de la méthode ou utilisant ledit dispositif
US4911239A (en) * 1988-04-20 1990-03-27 Intra-Global Petroleum Reservers, Inc. Method and apparatus for removal of oil well paraffin
US4967048A (en) * 1988-08-12 1990-10-30 Langston Thomas J Safety switch for explosive well tools
US4919201A (en) * 1989-03-14 1990-04-24 Uentech Corporation Corrosion inhibition apparatus for downhole electrical heating
CA2015318C (en) * 1990-04-24 1994-02-08 Jack E. Bridges Power sources for downhole electrical heating
US5022485A (en) * 1989-04-13 1991-06-11 Mitchell Donald K Method and apparatus for detonation of distributed charges
US4921438A (en) * 1989-04-17 1990-05-01 Otis Engineering Corporation Wet connector
US5058683A (en) * 1989-04-17 1991-10-22 Otis Engineering Corporation Wet connector
US4984594A (en) * 1989-10-27 1991-01-15 Shell Oil Company Vacuum method for removing soil contamination utilizing surface electrical heating
US5172717A (en) * 1989-12-27 1992-12-22 Otis Engineering Corporation Well control system
US5166677A (en) * 1990-06-08 1992-11-24 Schoenberg Robert G Electric and electro-hydraulic control systems for subsea and remote wellheads and pipelines
US5343963A (en) * 1990-07-09 1994-09-06 Bouldin Brett W Method and apparatus for providing controlled force transference to a wellbore tool
US5156220A (en) * 1990-08-27 1992-10-20 Baker Hughes Incorporated Well tool with sealing means
US5207273A (en) * 1990-09-17 1993-05-04 Production Technologies International Inc. Method and apparatus for pumping wells
US5251703A (en) * 1991-02-20 1993-10-12 Halliburton Company Hydraulic system for electronically controlled downhole testing tool
BR9102789A (pt) * 1991-07-02 1993-02-09 Petroleo Brasileiro Sa Processo para aumentar a recuperacao de petroleo em reservatorios
US5234057A (en) * 1991-07-15 1993-08-10 Halliburton Company Shut-in tools
US5279363A (en) * 1991-07-15 1994-01-18 Halliburton Company Shut-in tools
US5332035A (en) * 1991-07-15 1994-07-26 Halliburton Company Shut-in tools
US5516603A (en) * 1994-05-09 1996-05-14 Baker Hughes Incorporated Flexible battery pack
US5547029A (en) * 1994-09-27 1996-08-20 Rubbo; Richard P. Surface controlled reservoir analysis and management system
US5732776A (en) * 1995-02-09 1998-03-31 Baker Hughes Incorporated Downhole production well control system and method
US5839508A (en) * 1995-02-09 1998-11-24 Baker Hughes Incorporated Downhole apparatus for generating electrical power in a well
GB2333791B (en) * 1995-02-09 1999-09-08 Baker Hughes Inc A remotely actuated tool stop
US6032733A (en) * 1997-08-22 2000-03-07 Halliburton Energy Services, Inc. Cable head
US6119780A (en) * 1997-12-11 2000-09-19 Camco International, Inc. Wellbore fluid recovery system and method
US6176308B1 (en) * 1998-06-08 2001-01-23 Camco International, Inc. Inductor system for a submersible pumping system
US6247536B1 (en) * 1998-07-14 2001-06-19 Camco International Inc. Downhole multiplexer and related methods
US6567013B1 (en) * 1998-08-13 2003-05-20 Halliburton Energy Services, Inc. Digital hydraulic well control system
US6315049B1 (en) * 1998-10-07 2001-11-13 Baker Hughes Incorporated Multiple line hydraulic system flush valve and method of use
US6450263B1 (en) * 1998-12-01 2002-09-17 Halliburton Energy Services, Inc. Remotely actuated rupture disk
US6280874B1 (en) * 1998-12-11 2001-08-28 Schlumberger Technology Corp. Annular pack
US6164375A (en) * 1999-05-11 2000-12-26 Carisella; James V. Apparatus and method for manipulating an auxiliary tool within a subterranean well
GB2369639B (en) * 1999-07-07 2004-02-18 Schlumberger Technology Corp Downhole anchoring tools conveyed by non-rigid carriers
US6679332B2 (en) * 2000-01-24 2004-01-20 Shell Oil Company Petroleum well having downhole sensors, communication and power
US6912142B2 (en) * 2000-01-24 2005-06-28 Massachusetts Institute Of Technology Alternator control circuit and related techniques
US6633236B2 (en) * 2000-01-24 2003-10-14 Shell Oil Company Permanent downhole, wireless, two-way telemetry backbone using redundant repeaters
US6433991B1 (en) * 2000-02-02 2002-08-13 Schlumberger Technology Corp. Controlling activation of devices
CA2401707C (en) * 2000-03-02 2009-11-03 Shell Canada Limited Electro-hydraulically pressurized downhole valve actuator
US6967589B1 (en) * 2000-08-11 2005-11-22 Oleumtech Corporation Gas/oil well monitoring system
US6668936B2 (en) * 2000-09-07 2003-12-30 Halliburton Energy Services, Inc. Hydraulic control system for downhole tools
US6543544B2 (en) * 2000-10-31 2003-04-08 Halliburton Energy Services, Inc. Low power miniature hydraulic actuator
AU2002342107A1 (en) * 2001-10-26 2003-05-12 Electro-Petroleum, Inc. Electrochemical process for effecting redox-enhanced oil recovery
GB2385076B (en) * 2002-02-11 2006-03-15 Abb Offshore Systems As Integrated subsea power pack for drilling and production
US6725925B2 (en) * 2002-04-25 2004-04-27 Saudi Arabian Oil Company Downhole cathodic protection cable system
US6812811B2 (en) * 2002-05-14 2004-11-02 Halliburton Energy Services, Inc. Power discriminating systems
GB2395502B (en) * 2002-11-22 2004-10-20 Schlumberger Holdings Providing electrical isolation for a downhole device
GB2401295B (en) * 2003-04-28 2005-07-13 Schlumberger Holdings Redundant systems for downhole permanent installations
US7040391B2 (en) * 2003-06-30 2006-05-09 Baker Hughes Incorporated Low harmonic diode clamped converter/inverter
GB2425177B (en) * 2003-11-18 2009-03-18 Halliburton Energy Serv Inc High temperature imaging device
US7066261B2 (en) * 2004-01-08 2006-06-27 Halliburton Energy Services, Inc. Perforating system and method
US7506689B2 (en) * 2005-02-22 2009-03-24 Halliburton Energy Services, Inc. Fracturing fluids comprising degradable diverting agents and methods of use in subterranean formations
US7635029B2 (en) * 2006-05-11 2009-12-22 Schlumberger Technology Corporation Downhole electrical-to-hydraulic conversion module for well completions
TWM304705U (en) * 2006-07-04 2007-01-11 Cooler Master Co Ltd Display card heat sink
US7440283B1 (en) * 2007-07-13 2008-10-21 Baker Hughes Incorporated Thermal isolation devices and methods for heat sensitive downhole components

Also Published As

Publication number Publication date
AU2009292150B2 (en) 2013-04-18
AU2008361676B2 (en) 2013-03-14
CA2735261A1 (en) 2010-03-18
EP2324192A1 (en) 2011-05-25
AU2008361676A1 (en) 2010-03-18
US8453723B2 (en) 2013-06-04
AU2009291933A1 (en) 2010-03-18
AU2009291933B2 (en) 2012-11-15
BRPI0913462A2 (pt) 2017-05-30
EP2324192B1 (en) 2018-05-02
US20100236790A1 (en) 2010-09-23
NO2324192T3 (pt) 2018-09-29
AU2009292151A1 (en) 2010-03-18
AU2009292150A1 (en) 2010-03-18
WO2010030423A1 (en) 2010-03-18
EP2324192A4 (en) 2015-01-21
CA2735261C (en) 2015-08-04
AU2009292151B2 (en) 2013-01-17
BRPI0913462B1 (pt) 2019-04-09

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Legal Events

Date Code Title Description
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 05/06/2009, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 05/06/2009, OBSERVADAS AS CONDICOES LEGAIS