NO20023960L - Sekvensielt hydraulisk styresystem for bruk i underjordiske brönner - Google Patents

Sekvensielt hydraulisk styresystem for bruk i underjordiske brönner

Info

Publication number
NO20023960L
NO20023960L NO20023960A NO20023960A NO20023960L NO 20023960 L NO20023960 L NO 20023960L NO 20023960 A NO20023960 A NO 20023960A NO 20023960 A NO20023960 A NO 20023960A NO 20023960 L NO20023960 L NO 20023960L
Authority
NO
Norway
Prior art keywords
control system
hydraulic control
underground wells
sequential hydraulic
sequential
Prior art date
Application number
NO20023960A
Other languages
English (en)
Other versions
NO323764B1 (no
NO20023960D0 (no
Inventor
Daniel G Purkis
Michael Adam Reid
Original Assignee
Welldynamics 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
Application filed by Welldynamics Inc filed Critical Welldynamics Inc
Publication of NO20023960D0 publication Critical patent/NO20023960D0/no
Publication of NO20023960L publication Critical patent/NO20023960L/no
Publication of NO323764B1 publication Critical patent/NO323764B1/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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • 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
    • E21B34/16—Control means therefor being 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/1185—Ignition systems
    • E21B43/11852—Ignition systems hydraulically actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
NO20023960A 2000-02-22 2002-08-20 Sekvensielt hydraulisk styresystem for bruk i underjordiske bronner NO323764B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/510,701 US6567013B1 (en) 1998-08-13 2000-02-22 Digital hydraulic well control system
PCT/US2000/010116 WO2001063089A1 (en) 2000-02-22 2000-04-14 Sequential hydraulic control system for use in subterranean well

Publications (3)

Publication Number Publication Date
NO20023960D0 NO20023960D0 (no) 2002-08-20
NO20023960L true NO20023960L (no) 2002-10-22
NO323764B1 NO323764B1 (no) 2007-07-02

Family

ID=24031815

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20023960A NO323764B1 (no) 2000-02-22 2002-08-20 Sekvensielt hydraulisk styresystem for bruk i underjordiske bronner

Country Status (7)

Country Link
US (2) US6567013B1 (no)
EP (1) EP1290311B1 (no)
AU (1) AU773719B2 (no)
BR (1) BR0017134A (no)
CA (1) CA2398715C (no)
NO (1) NO323764B1 (no)
WO (1) WO2001063089A1 (no)

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Also Published As

Publication number Publication date
NO323764B1 (no) 2007-07-02
EP1290311B1 (en) 2005-12-28
NO20023960D0 (no) 2002-08-20
CA2398715C (en) 2006-12-12
AU773719B2 (en) 2004-06-03
US20030048197A1 (en) 2003-03-13
AU4351400A (en) 2001-09-03
US6567013B1 (en) 2003-05-20
EP1290311A1 (en) 2003-03-12
WO2001063089A1 (en) 2001-08-30
CA2398715A1 (en) 2001-08-30
BR0017134A (pt) 2002-11-26
US7145471B2 (en) 2006-12-05

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Legal Events

Date Code Title Description
MK1K Patent expired