OA11562A - A device and method for regulating fluid flow in awell. - Google Patents

A device and method for regulating fluid flow in awell. Download PDF

Info

Publication number
OA11562A
OA11562A OA1200000332A OA1200000332A OA11562A OA 11562 A OA11562 A OA 11562A OA 1200000332 A OA1200000332 A OA 1200000332A OA 1200000332 A OA1200000332 A OA 1200000332A OA 11562 A OA11562 A OA 11562A
Authority
OA
OAPI
Prior art keywords
hydraulic
actuator
regulating
control
flow
Prior art date
Application number
OA1200000332A
Other languages
English (en)
Inventor
Bengt Gunnarsson
Per Olav Haughom
Original Assignee
Bengt Gunnarsson
Per Olav Haughom
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 Bengt Gunnarsson, Per Olav Haughom filed Critical Bengt Gunnarsson
Publication of OA11562A publication Critical patent/OA11562A/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00Valve arrangements for boreholes or wells
    • E21B34/06Valve arrangements for boreholes or wells in wells
    • E21B34/10Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • F15B2211/3051Cross-check valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/32Directional control characterised by the type of actuation
    • F15B2211/329Directional control characterised by the type of actuation actuated by fluid pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40515Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/41Flow control characterised by the positions of the valve element
    • F15B2211/411Flow control characterised by the positions of the valve element the positions being discrete
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
    • F15B2211/41536Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve being connected to multiple ports of an output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41572Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and an output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/42Flow control characterised by the type of actuation
    • F15B2211/421Flow control characterised by the type of actuation mechanically
    • F15B2211/424Flow control characterised by the type of actuation mechanically actuated by an output member of the circuit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/42Flow control characterised by the type of actuation
    • F15B2211/428Flow control characterised by the type of actuation actuated by fluid pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051Linear output members
    • F15B2211/7053Double-acting output members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/402Distribution systems involving geographic features

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Vehicle Body Suspensions (AREA)
  • Flow Control (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • External Artificial Organs (AREA)
  • Paper (AREA)
  • Fluid-Driven Valves (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
OA1200000332A 1998-06-05 1999-06-01 A device and method for regulating fluid flow in awell. OA11562A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO982609A NO982609A (no) 1998-06-05 1998-06-05 Anordning og fremgangsmåte til innbyrdes uavhengig styring av reguleringsinnretninger for regulering av fluidstrøm mellom et hydrokarbonreservoar og en brønn

Publications (1)

Publication Number Publication Date
OA11562A true OA11562A (en) 2004-05-24

Family

ID=19902122

Family Applications (1)

Application Number Title Priority Date Filing Date
OA1200000332A OA11562A (en) 1998-06-05 1999-06-01 A device and method for regulating fluid flow in awell.

Country Status (15)

Country Link
US (1) US6516888B1 (da)
EP (1) EP1082546B1 (da)
CN (1) CN1118613C (da)
AT (1) ATE438039T1 (da)
AU (1) AU740882B2 (da)
BR (1) BR9910938A (da)
CA (1) CA2334115C (da)
DE (1) DE69941185D1 (da)
DK (1) DK1082546T3 (da)
EA (1) EA002217B1 (da)
ID (1) ID27218A (da)
NO (1) NO982609A (da)
OA (1) OA11562A (da)
WO (1) WO1999063234A2 (da)
ZA (1) ZA200007030B (da)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6659184B1 (en) * 1998-07-15 2003-12-09 Welldynamics, Inc. Multi-line back pressure control system
GB2368079B (en) 2000-10-18 2005-07-27 Renovus Ltd Well control
NO313895B1 (no) * 2001-05-08 2002-12-16 Freyer Rune Anordning og fremgangsmÕte for begrensning av innströmning av formasjonsvann i en brönn
US6860330B2 (en) 2002-12-17 2005-03-01 Weatherford/Lamb Inc. Choke valve assembly for downhole flow control
NO319620B1 (no) * 2003-02-17 2005-09-05 Rune Freyer Anordning og fremgangsmåte for valgbart å kunne stenge av et parti av en brønn
NZ546934A (en) * 2003-11-07 2010-01-29 Shell Int Research Method and system for injecting a treatment fluid into a well
US7363981B2 (en) * 2003-12-30 2008-04-29 Weatherford/Lamb, Inc. Seal stack for sliding sleeve
NO325434B1 (no) * 2004-05-25 2008-05-05 Easy Well Solutions As Fremgangsmate og anordning for a ekspandere et legeme under overtrykk
US7290606B2 (en) 2004-07-30 2007-11-06 Baker Hughes Incorporated Inflow control device with passive shut-off feature
US7409999B2 (en) * 2004-07-30 2008-08-12 Baker Hughes Incorporated Downhole inflow control device with shut-off feature
US7377327B2 (en) * 2005-07-14 2008-05-27 Weatherford/Lamb, Inc. Variable choke valve
US8453746B2 (en) * 2006-04-20 2013-06-04 Halliburton Energy Services, Inc. Well tools with actuators utilizing swellable materials
US7708068B2 (en) * 2006-04-20 2010-05-04 Halliburton Energy Services, Inc. Gravel packing screen with inflow control device and bypass
US7802621B2 (en) 2006-04-24 2010-09-28 Halliburton Energy Services, Inc. Inflow control devices for sand control screens
US7469743B2 (en) 2006-04-24 2008-12-30 Halliburton Energy Services, Inc. Inflow control devices for sand control screens
NO325086B1 (no) * 2006-06-15 2008-01-28 Ziebel As Fremgangsmate og anordning for manovrering av aktuatorer
NO345916B1 (no) * 2006-07-07 2021-10-18 Statoil Petroleum As Fremgangsmåte for selvjustering av en fluidstrøm, selvjusterende strømningsstyreinnretning og anvendelse derav
US20080041582A1 (en) * 2006-08-21 2008-02-21 Geirmund Saetre Apparatus for controlling the inflow of production fluids from a subterranean well
US20080041580A1 (en) * 2006-08-21 2008-02-21 Rune Freyer Autonomous inflow restrictors for use in a subterranean well
US20080041588A1 (en) * 2006-08-21 2008-02-21 Richards William M Inflow Control Device with Fluid Loss and Gas Production Controls
WO2008097312A1 (en) * 2007-02-06 2008-08-14 Halliburton Energy Services, Inc. Swellable packer with enhanced sealing capability
US20080283238A1 (en) * 2007-05-16 2008-11-20 William Mark Richards Apparatus for autonomously controlling the inflow of production fluids from a subterranean well
US9004155B2 (en) * 2007-09-06 2015-04-14 Halliburton Energy Services, Inc. Passive completion optimization with fluid loss control
US20090301726A1 (en) * 2007-10-12 2009-12-10 Baker Hughes Incorporated Apparatus and Method for Controlling Water In-Flow Into Wellbores
US8312931B2 (en) * 2007-10-12 2012-11-20 Baker Hughes Incorporated Flow restriction device
US8096351B2 (en) * 2007-10-19 2012-01-17 Baker Hughes Incorporated Water sensing adaptable in-flow control device and method of use
US7942206B2 (en) * 2007-10-12 2011-05-17 Baker Hughes Incorporated In-flow control device utilizing a water sensitive media
US7891430B2 (en) 2007-10-19 2011-02-22 Baker Hughes Incorporated Water control device using electromagnetics
US7913765B2 (en) * 2007-10-19 2011-03-29 Baker Hughes Incorporated Water absorbing or dissolving materials used as an in-flow control device and method of use
US7913755B2 (en) 2007-10-19 2011-03-29 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US20090101329A1 (en) * 2007-10-19 2009-04-23 Baker Hughes Incorporated Water Sensing Adaptable Inflow Control Device Using a Powered System
US7784543B2 (en) * 2007-10-19 2010-08-31 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US7775271B2 (en) 2007-10-19 2010-08-17 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US8544548B2 (en) * 2007-10-19 2013-10-01 Baker Hughes Incorporated Water dissolvable materials for activating inflow control devices that control flow of subsurface fluids
US7918272B2 (en) * 2007-10-19 2011-04-05 Baker Hughes Incorporated Permeable medium flow control devices for use in hydrocarbon production
US7775277B2 (en) * 2007-10-19 2010-08-17 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US7793714B2 (en) 2007-10-19 2010-09-14 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US7789139B2 (en) 2007-10-19 2010-09-07 Baker Hughes Incorporated Device and system for well completion and control and method for completing and controlling a well
US8069921B2 (en) 2007-10-19 2011-12-06 Baker Hughes Incorporated Adjustable flow control devices for use in hydrocarbon production
US7918275B2 (en) 2007-11-27 2011-04-05 Baker Hughes Incorporated Water sensitive adaptive inflow control using couette flow to actuate a valve
US7597150B2 (en) * 2008-02-01 2009-10-06 Baker Hughes Incorporated Water sensitive adaptive inflow control using cavitations to actuate a valve
US8839849B2 (en) * 2008-03-18 2014-09-23 Baker Hughes Incorporated Water sensitive variable counterweight device driven by osmosis
US7992637B2 (en) * 2008-04-02 2011-08-09 Baker Hughes Incorporated Reverse flow in-flow control device
US8171999B2 (en) * 2008-05-13 2012-05-08 Baker Huges Incorporated Downhole flow control device and method
US8555958B2 (en) 2008-05-13 2013-10-15 Baker Hughes Incorporated Pipeless steam assisted gravity drainage system and method
US7762341B2 (en) 2008-05-13 2010-07-27 Baker Hughes Incorporated Flow control device utilizing a reactive media
US7789152B2 (en) 2008-05-13 2010-09-07 Baker Hughes Incorporated Plug protection system and method
US8113292B2 (en) 2008-05-13 2012-02-14 Baker Hughes Incorporated Strokable liner hanger and method
US7921908B2 (en) * 2008-09-18 2011-04-12 Baker Hughes Incorporated Gas restrictor for horizontally oriented pump
US8056627B2 (en) * 2009-06-02 2011-11-15 Baker Hughes Incorporated Permeability flow balancing within integral screen joints and method
US20100300674A1 (en) * 2009-06-02 2010-12-02 Baker Hughes Incorporated Permeability flow balancing within integral screen joints
US8132624B2 (en) * 2009-06-02 2012-03-13 Baker Hughes Incorporated Permeability flow balancing within integral screen joints and method
US8151881B2 (en) * 2009-06-02 2012-04-10 Baker Hughes Incorporated Permeability flow balancing within integral screen joints
US20100300675A1 (en) * 2009-06-02 2010-12-02 Baker Hughes Incorporated Permeability flow balancing within integral screen joints
US8893809B2 (en) * 2009-07-02 2014-11-25 Baker Hughes Incorporated Flow control device with one or more retrievable elements and related methods
US8550166B2 (en) * 2009-07-21 2013-10-08 Baker Hughes Incorporated Self-adjusting in-flow control device
US9260952B2 (en) 2009-08-18 2016-02-16 Halliburton Energy Services, Inc. Method and apparatus for controlling fluid flow in an autonomous valve using a sticky switch
US9109423B2 (en) 2009-08-18 2015-08-18 Halliburton Energy Services, Inc. Apparatus for autonomous downhole fluid selection with pathway dependent resistance system
US9016371B2 (en) * 2009-09-04 2015-04-28 Baker Hughes Incorporated Flow rate dependent flow control device and methods for using same in a wellbore
US8291976B2 (en) * 2009-12-10 2012-10-23 Halliburton Energy Services, Inc. Fluid flow control device
US8708050B2 (en) 2010-04-29 2014-04-29 Halliburton Energy Services, Inc. Method and apparatus for controlling fluid flow using movable flow diverter assembly
US8657010B2 (en) 2010-10-26 2014-02-25 Weatherford/Lamb, Inc. Downhole flow device with erosion resistant and pressure assisted metal seal
CA2848963C (en) 2011-10-31 2015-06-02 Halliburton Energy Services, Inc Autonomous fluid control device having a movable valve plate for downhole fluid selection
EP2748417B1 (en) 2011-10-31 2016-10-12 Halliburton Energy Services, Inc. Autonomous fluid control device having a reciprocating valve for downhole fluid selection
US9404349B2 (en) 2012-10-22 2016-08-02 Halliburton Energy Services, Inc. Autonomous fluid control system having a fluid diode
US9127526B2 (en) 2012-12-03 2015-09-08 Halliburton Energy Services, Inc. Fast pressure protection system and method
US9695654B2 (en) 2012-12-03 2017-07-04 Halliburton Energy Services, Inc. Wellhead flowback control system and method
EP2917473B1 (en) * 2013-01-28 2019-08-14 Halliburton Energy Services, Inc. Downhole control system having a versatile manifold and method for use of same
WO2014160626A1 (en) 2013-03-29 2014-10-02 Schlumberger Canada Limited Optimum flow control valve setting system and procedure
US9388664B2 (en) * 2013-06-27 2016-07-12 Baker Hughes Incorporated Hydraulic system and method of actuating a plurality of tools
US9051830B2 (en) * 2013-08-22 2015-06-09 Halliburton Energy Services, Inc. Two line operation of two hydraulically controlled downhole devices
US9638000B2 (en) 2014-07-10 2017-05-02 Inflow Systems Inc. Method and apparatus for controlling the flow of fluids into wellbore tubulars

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036247A (en) 1976-03-15 1977-07-19 Vetco Offshore Industries, Inc. Multi-pressure, single line supply system
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
US5547029A (en) 1994-09-27 1996-08-20 Rubbo; Richard P. Surface controlled reservoir analysis and management system
GB2321076A (en) * 1996-08-30 1998-07-15 Baker Hughes Inc Electrical/hydraulic controller for downhole tools
US5871200A (en) * 1997-06-09 1999-02-16 Vov Enterprises, Inc. Water well recharge throttle valve
DE19804398A1 (de) * 1998-02-04 1999-08-05 Linde Ag Ventilanordnung für die Arbeitshydraulik eines Arbeitsfahrzeugs

Also Published As

Publication number Publication date
NO306033B1 (no) 1999-09-06
NO982609A (no) 1999-09-06
CN1118613C (zh) 2003-08-20
EA200001235A1 (ru) 2001-06-25
AU740882B2 (en) 2001-11-15
WO1999063234A3 (en) 2000-03-09
EP1082546B1 (en) 2009-07-29
ID27218A (id) 2001-03-08
BR9910938A (pt) 2001-03-06
AU5537499A (en) 1999-12-20
US6516888B1 (en) 2003-02-11
EP1082546A2 (en) 2001-03-14
NO982609D0 (no) 1998-06-05
CA2334115C (en) 2007-09-18
ATE438039T1 (de) 2009-08-15
CA2334115A1 (en) 1999-12-09
WO1999063234A2 (en) 1999-12-09
DE69941185D1 (de) 2009-09-10
CN1309743A (zh) 2001-08-22
ZA200007030B (en) 2001-05-23
EA002217B1 (ru) 2002-02-28
DK1082546T3 (da) 2009-11-23

Similar Documents

Publication Publication Date Title
OA11562A (en) A device and method for regulating fluid flow in awell.
US4709900A (en) Choke valve especially used in oil and gas wells
US5564501A (en) Control system with collection chamber
DE60032265T2 (de) Rückgewinnung von produktionsflüssigkeiten aus erdöl- bzw. erdgasbohrlöchern
US5415237A (en) Control system
AU757656B2 (en) Multi-line back pressure control system
US6481503B2 (en) Multi-purpose injection and production well system
US4280531A (en) Method and apparatus for hydraulically controlling subsea well equipment
MXPA02003803A (es) Herramienta empacadora montada, para tratar pozos que tienen sistemas de valvulas y de desviacion de fluido.
CA2211884C (en) Subsurface safety valve actuation pressure amplifier
NO317479B1 (no) Isolasjonsventil
US3545541A (en) Wellhead assembly including diverter means
BR112016011906B1 (pt) válvula de segurança, e, método para atuar uma válvula de segurança
WO2002081862A1 (en) Downhole cable protection device
US4035103A (en) Gas lift mandrel valve mechanism
EP0923690B1 (en) Integrated power and control system
US3666012A (en) Well cross-over apparatus for selective communication of flow passages in a well installation
NO317765B1 (no) Ventil til bruk ved kontroll av fluidstromning mellom det indre og ytre av et undervannsborestigeror
US4483394A (en) Hydraulic power unit for measurement while drilling apparatus
EP3559395B1 (en) Staged annular restriction for managed pressure drilling
US11047208B2 (en) Chemical injection system
SU1155727A1 (ru) Циркул ционный клапан
MXPA00011901A (en) A device and method for regulating fluid flow in a well
US6823936B2 (en) Fluid flow control apparatus
EP0735233B1 (de) Hydraulisch betätigtes Muffenventil für Erdbohrungen