NO20022821D0 - System og fremgangsmåte for å overvåke og styre utplassering av utstyr på havbunnen - Google Patents

System og fremgangsmåte for å overvåke og styre utplassering av utstyr på havbunnen

Info

Publication number
NO20022821D0
NO20022821D0 NO20022821A NO20022821A NO20022821D0 NO 20022821 D0 NO20022821 D0 NO 20022821D0 NO 20022821 A NO20022821 A NO 20022821A NO 20022821 A NO20022821 A NO 20022821A NO 20022821 D0 NO20022821 D0 NO 20022821D0
Authority
NO
Norway
Prior art keywords
seabed
monitoring
equipment
controlling deployment
deployment
Prior art date
Application number
NO20022821A
Other languages
English (en)
Other versions
NO322809B1 (no
NO20022821L (no
Inventor
Kenneth C Davidson
John A Kerr
Roderick Mackenzie
Alan J Johnston
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 NO20022821D0 publication Critical patent/NO20022821D0/no
Publication of NO20022821L publication Critical patent/NO20022821L/no
Publication of NO322809B1 publication Critical patent/NO322809B1/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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
    • E21B41/0014—Underwater well locating or reentry systems
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • E21B33/0355—Control systems, e.g. hydraulic, pneumatic, electric, acoustic, for submerged well heads
    • 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
    • E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Earth Drilling (AREA)
NO20022821A 2001-06-15 2002-06-13 Anordning og fremgangsmate for a overvake og styre utplassering av utstyr pa havbunnen NO322809B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29871401P 2001-06-15 2001-06-15

Publications (3)

Publication Number Publication Date
NO20022821D0 true NO20022821D0 (no) 2002-06-13
NO20022821L NO20022821L (no) 2002-12-16
NO322809B1 NO322809B1 (no) 2006-12-11

Family

ID=23151716

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20022821A NO322809B1 (no) 2001-06-15 2002-06-13 Anordning og fremgangsmate for a overvake og styre utplassering av utstyr pa havbunnen

Country Status (3)

Country Link
US (1) US6725924B2 (no)
GB (1) GB2376491B (no)
NO (1) NO322809B1 (no)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7100710B2 (en) * 1994-10-14 2006-09-05 Weatherford/Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US6857486B2 (en) 2001-08-19 2005-02-22 Smart Drilling And Completion, Inc. High power umbilicals for subterranean electric drilling machines and remotely operated vehicles
US6536520B1 (en) 2000-04-17 2003-03-25 Weatherford/Lamb, Inc. Top drive casing system
US9586699B1 (en) 1999-08-16 2017-03-07 Smart Drilling And Completion, Inc. Methods and apparatus for monitoring and fixing holes in composite aircraft
US7334650B2 (en) * 2000-04-13 2008-02-26 Weatherford/Lamb, Inc. Apparatus and methods for drilling a wellbore using casing
US9625361B1 (en) 2001-08-19 2017-04-18 Smart Drilling And Completion, Inc. Methods and apparatus to prevent failures of fiber-reinforced composite materials under compressive stresses caused by fluids and gases invading microfractures in the materials
US8515677B1 (en) 2002-08-15 2013-08-20 Smart Drilling And Completion, Inc. Methods and apparatus to prevent failures of fiber-reinforced composite materials under compressive stresses caused by fluids and gases invading microfractures in the materials
EP1319800B1 (en) * 2001-12-12 2006-02-22 Cooper Cameron Corporation Borehole equipment position detection system
GB0216259D0 (en) * 2002-07-12 2002-08-21 Sensor Highway Ltd Subsea and landing string distributed sensor system
DK1529152T3 (da) * 2002-08-14 2007-11-19 Baker Hughes Inc Undersöisk injektionsenhed til injektion af kemiske additiver og overvågningssystem til drift af oliefelter
US7730965B2 (en) 2002-12-13 2010-06-08 Weatherford/Lamb, Inc. Retractable joint and cementing shoe for use in completing a wellbore
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
US7155101B2 (en) * 2003-05-13 2006-12-26 Schlumberger Technology Corporation Manufacturing method for high temperature fiber optic accelerometer
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
US7210856B2 (en) * 2004-03-02 2007-05-01 Welldynamics, Inc. Distributed temperature sensing in deep water subsea tree completions
DE202004003723U1 (de) * 2004-03-10 2004-07-22 Kuhn, Eric Vorrichtung zum Erfassen und gleichzeitigen Darstellen von Bauwerkszuständen
US7641395B2 (en) 2004-06-22 2010-01-05 Halliburton Energy Serives, Inc. Fiber optic splice housing and integral dry mate connector system
US7490664B2 (en) * 2004-11-12 2009-02-17 Halliburton Energy Services, Inc. Drilling, perforating and formation analysis
AU2014200850B2 (en) * 2004-11-23 2016-11-03 Weatherford Technology Holdings, Llc Riser rotating control device
US8826988B2 (en) 2004-11-23 2014-09-09 Weatherford/Lamb, Inc. Latch position indicator system and method
WO2006076758A1 (en) * 2005-01-18 2006-07-27 Benthic Geotech Pty Ltd Instrumentation probe for in situ measurement and testing of seabed
US7201059B2 (en) * 2005-02-08 2007-04-10 General Motors Corporation Magnetic force sensor assembly for workholding fixtures
GB2424432B (en) 2005-02-28 2010-03-17 Weatherford Lamb Deep water drilling with casing
US7762338B2 (en) * 2005-08-19 2010-07-27 Vetco Gray Inc. Orientation-less ultra-slim well and completion system
US7931090B2 (en) * 2005-11-15 2011-04-26 Schlumberger Technology Corporation System and method for controlling subsea wells
CA2651966C (en) 2006-05-12 2011-08-23 Weatherford/Lamb, Inc. Stage cementing methods used in casing while drilling
US8276689B2 (en) 2006-05-22 2012-10-02 Weatherford/Lamb, Inc. Methods and apparatus for drilling with casing
US7921916B2 (en) * 2007-03-30 2011-04-12 Schlumberger Technology Corporation Communicating measurement data from a well
US7933166B2 (en) * 2007-04-09 2011-04-26 Schlumberger Technology Corporation Autonomous depth control for wellbore equipment
US7926579B2 (en) * 2007-06-19 2011-04-19 Schlumberger Technology Corporation Apparatus for subsea intervention
US20090056936A1 (en) * 2007-07-17 2009-03-05 Mccoy Jr Richard W Subsea Structure Load Monitoring and Control System
US8056634B2 (en) * 2008-04-14 2011-11-15 Spencer David N Off-center running tool for subsea tree
US7967066B2 (en) * 2008-05-09 2011-06-28 Fmc Technologies, Inc. Method and apparatus for Christmas tree condition monitoring
US8439109B2 (en) * 2008-05-23 2013-05-14 Schlumberger Technology Corporation System and method for depth measurement and correction during subsea intervention operations
US9080425B2 (en) 2008-10-17 2015-07-14 Foro Energy, Inc. High power laser photo-conversion assemblies, apparatuses and methods of use
US9267330B2 (en) 2008-08-20 2016-02-23 Foro Energy, Inc. Long distance high power optical laser fiber break detection and continuity monitoring systems and methods
US9360631B2 (en) 2008-08-20 2016-06-07 Foro Energy, Inc. Optics assembly for high power laser tools
US9664012B2 (en) 2008-08-20 2017-05-30 Foro Energy, Inc. High power laser decomissioning of multistring and damaged wells
US9089928B2 (en) 2008-08-20 2015-07-28 Foro Energy, Inc. Laser systems and methods for the removal of structures
US9027668B2 (en) 2008-08-20 2015-05-12 Foro Energy, Inc. Control system for high power laser drilling workover and completion unit
US10301912B2 (en) * 2008-08-20 2019-05-28 Foro Energy, Inc. High power laser flow assurance systems, tools and methods
US9669492B2 (en) 2008-08-20 2017-06-06 Foro Energy, Inc. High power laser offshore decommissioning tool, system and methods of use
US9347271B2 (en) 2008-10-17 2016-05-24 Foro Energy, Inc. Optical fiber cable for transmission of high power laser energy over great distances
US9562395B2 (en) 2008-08-20 2017-02-07 Foro Energy, Inc. High power laser-mechanical drilling bit and methods of use
WO2010096086A1 (en) 2008-08-20 2010-08-26 Foro Energy Inc. Method and system for advancement of a borehole using a high power laser
US9244235B2 (en) 2008-10-17 2016-01-26 Foro Energy, Inc. Systems and assemblies for transferring high power laser energy through a rotating junction
US9719302B2 (en) 2008-08-20 2017-08-01 Foro Energy, Inc. High power laser perforating and laser fracturing tools and methods of use
US8627901B1 (en) 2009-10-01 2014-01-14 Foro Energy, Inc. Laser bottom hole assembly
US9242309B2 (en) 2012-03-01 2016-01-26 Foro Energy Inc. Total internal reflection laser tools and methods
US8571368B2 (en) 2010-07-21 2013-10-29 Foro Energy, Inc. Optical fiber configurations for transmission of laser energy over great distances
US9138786B2 (en) 2008-10-17 2015-09-22 Foro Energy, Inc. High power laser pipeline tool and methods of use
US7845404B2 (en) * 2008-09-04 2010-12-07 Fmc Technologies, Inc. Optical sensing system for wellhead equipment
US9546548B2 (en) 2008-11-06 2017-01-17 Schlumberger Technology Corporation Methods for locating a cement sheath in a cased wellbore
EP2361393B1 (en) * 2008-11-06 2020-12-23 Services Petroliers Schlumberger Distributed acoustic wave detection
GB2468920A (en) * 2009-03-27 2010-09-29 Framo Eng As Subsea cooler for cooling a fluid flowing in a subsea flow line
US8517112B2 (en) * 2009-04-30 2013-08-27 Schlumberger Technology Corporation System and method for subsea control and monitoring
CN105910633B (zh) * 2009-05-27 2019-10-29 希里克萨有限公司 光学传感器及使用方法
CA2766165C (en) 2009-06-29 2015-03-31 Halliburton Energy Services, Inc. Wellbore laser operations
US8720584B2 (en) 2011-02-24 2014-05-13 Foro Energy, Inc. Laser assisted system for controlling deep water drilling emergency situations
US8783361B2 (en) * 2011-02-24 2014-07-22 Foro Energy, Inc. Laser assisted blowout preventer and methods of use
US8783360B2 (en) 2011-02-24 2014-07-22 Foro Energy, Inc. Laser assisted riser disconnect and method of use
US8684088B2 (en) * 2011-02-24 2014-04-01 Foro Energy, Inc. Shear laser module and method of retrofitting and use
US8839868B2 (en) * 2009-10-02 2014-09-23 Schlumberger Technology Corporation Subsea control system with interchangeable mandrel
US8322428B2 (en) * 2009-10-09 2012-12-04 Vetco Gray Inc. Casing hanger nesting indicator
US8924158B2 (en) 2010-08-09 2014-12-30 Schlumberger Technology Corporation Seismic acquisition system including a distributed sensor having an optical fiber
WO2012024285A1 (en) 2010-08-17 2012-02-23 Foro Energy Inc. Systems and conveyance structures for high power long distance laster transmission
US8511389B2 (en) * 2010-10-20 2013-08-20 Vetco Gray Inc. System and method for inductive signal and power transfer from ROV to in riser tools
US20120132431A1 (en) * 2010-11-30 2012-05-31 Hydril Usa Manufacturing Llc Emergency Disconnect Sequence Video Capture and Playback
WO2012116155A1 (en) 2011-02-24 2012-08-30 Foro Energy, Inc. Electric motor for laser-mechanical drilling
KR101751831B1 (ko) * 2011-05-31 2017-07-11 대우조선해양 주식회사 앵글센서를 가진 라이저
WO2012167102A1 (en) 2011-06-03 2012-12-06 Foro Energy Inc. Rugged passively cooled high power laser fiber optic connectors and methods of use
US9103204B2 (en) * 2011-09-29 2015-08-11 Vetco Gray Inc. Remote communication with subsea running tools via blowout preventer
US8672040B2 (en) * 2011-10-27 2014-03-18 Vetco Gray Inc. Measurement of relative turns and displacement in subsea running tools
US9033049B2 (en) * 2011-11-10 2015-05-19 Johnnie E. Kotrla Blowout preventer shut-in assembly of last resort
US8789604B2 (en) * 2011-12-27 2014-07-29 Vetco Gray Inc. Standalone liquid level sensing apparatus for tensioner system
US8950483B2 (en) * 2012-07-13 2015-02-10 Vetco Gray U.K. Limited System and method for umbilical-less positional feedback of a subsea wellhead member disposed in a subsea wellhead assembly
GB201212701D0 (en) * 2012-07-17 2012-08-29 Silixa Ltd Structure monitoring
US9222321B2 (en) * 2012-08-24 2015-12-29 Schlumberger Technology Corporation Orienting a subsea tubing hanger assembly
BR112015004458A8 (pt) 2012-09-01 2019-08-27 Chevron Usa Inc sistema de controle de poço, bop a laser e conjunto de bop
EP2885488A4 (en) * 2012-09-19 2017-02-15 Halliburton Energy Services, Inc. Subsea dummy run elimination assembly and related method
WO2014078094A2 (en) * 2012-11-16 2014-05-22 Vetco Gray Inc. Intelligent wellhead running system and running tool
AU2012396842B2 (en) 2012-12-13 2016-02-04 Halliburton Energy Services, Inc. Assembly and method for subsea hydrocarbon gas recovery
AU2014302262A1 (en) * 2013-06-28 2015-12-17 Schlumberger Technology B.V. Subsea landing string with autonomous emergency shut-in and disconnect
US9581011B2 (en) 2013-07-04 2017-02-28 Schlumberger Technology Corporation Downhole imaging systems and methods
EP3702579B1 (en) * 2013-10-22 2021-10-06 Halliburton Energy Services, Inc. Methods for orienting a tool in a wellbore
CN104018815A (zh) * 2014-06-27 2014-09-03 华北水利水电大学 海底天然气水合物开采过程控制系统
NO341890B1 (no) * 2014-08-05 2018-02-12 Aker Solutions As Posisjonskontrollverktøy for produksjonsrørhenger og en fremgangsmåte
US10077620B2 (en) * 2014-09-26 2018-09-18 Cameron International Corporation Load shoulder system
US9932815B2 (en) * 2014-12-05 2018-04-03 Schlumberger Technology Corporation Monitoring tubing related equipment
US10815772B2 (en) * 2015-02-13 2020-10-27 National Oilwell Varco, L.P. Detection system for a wellsite and method of using same
GB201506496D0 (en) * 2015-04-16 2015-06-03 Expro North Sea Ltd Measurement system and methods
US10221687B2 (en) 2015-11-26 2019-03-05 Merger Mines Corporation Method of mining using a laser
SG10201600861PA (en) * 2015-12-07 2017-07-28 Dril-Quip Inc Riser monitoring system and method
CN105588612B (zh) * 2016-03-18 2017-12-05 中国海洋大学 一种自升式平台波流载荷实验数据采集装置及方法
US10107061B2 (en) * 2016-06-21 2018-10-23 Onesubsea Ip Uk Limited Systems and methods for monitoring a running tool
CA3046969A1 (en) * 2016-12-12 2018-06-21 Cameron Technologies Limited Systems and methods for assembling a wellhead
US10788543B2 (en) * 2017-05-26 2020-09-29 Hydril USA Distribution LLC In situ pressure balanced oil-filled cable connector integrity monitoring
US10415329B2 (en) * 2017-11-15 2019-09-17 Onesubsea Ip Uk Limited Subsea system with landing indication
US10612366B2 (en) 2017-12-04 2020-04-07 Saudi Arabian Oil Company Detecting landing of a tubular hanger
EP3902973A4 (en) * 2018-12-27 2022-10-19 Cameron Technologies Limited INTELLIGENT HOLEHEAD
US10801644B2 (en) * 2019-01-28 2020-10-13 Caterpillar Inc. Pipelaying guidance
US20240125194A1 (en) * 2021-02-16 2024-04-18 Cameron International Corporation Hanger systems and methods
US11954840B2 (en) * 2022-04-19 2024-04-09 Cameron International Corporation Wellhead alignment systems and methods
US11905824B2 (en) 2022-05-06 2024-02-20 Cameron International Corporation Land and lock monitoring system for hanger

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513909A (en) 1968-07-31 1970-05-26 Shell Oil Co Wellhead re-entry apparatus
US4031544A (en) 1975-08-11 1977-06-21 Edo Western Corporation Sonar/television system for use in underwater exploration
GB1592411A (en) * 1977-02-26 1981-07-08 Fmc Corp Guidelineless subsea wellhead entry or re-entry system
GB2099881B (en) 1981-06-01 1985-01-09 Armco Inc Location detecting tools for underwater well components
FR2555248B1 (fr) * 1983-11-21 1986-02-21 Elf Aquitaine Engin de pose, d'activation et de connexion des modules d'une station de production petroliere sous-marine
US4830541A (en) 1986-05-30 1989-05-16 Shell Offshore Inc. Suction-type ocean-floor wellhead
US4862426A (en) * 1987-12-08 1989-08-29 Cameron Iron Works Usa, Inc. Method and apparatus for operating equipment in a remote location
GB8921383D0 (en) 1989-09-21 1989-11-08 British Petroleum Co Plc Heave neutralising system
CA2024061C (en) 1990-08-27 2001-10-02 Laurier Emile Comeau System for drilling deviated boreholes
US5269383A (en) 1992-01-15 1993-12-14 Drilex Systems, Inc. Navigable downhole drilling system
US5249891A (en) 1992-04-30 1993-10-05 Texaco Inc. Guideline system for underwater observation camera systems
US5484029A (en) 1994-08-05 1996-01-16 Schlumberger Technology Corporation Steerable drilling tool and system
US5829520A (en) 1995-02-14 1998-11-03 Baker Hughes Incorporated Method and apparatus for testing, completion and/or maintaining wellbores using a sensor device
US6170573B1 (en) 1998-07-15 2001-01-09 Charles G. Brunet Freely moving oil field assembly for data gathering and or producing an oil well
GB2340156B (en) 1998-07-29 2003-01-08 Schlumberger Holdings Retainer valve
US6092598A (en) 1998-08-17 2000-07-25 Camco International, Inc. Method and apparatus for measuring operating parameters of a submergible pumping system
US6142228A (en) 1998-09-09 2000-11-07 Baker Hughes Incorporated Downhole motor speed measurement method
US6216533B1 (en) 1998-12-12 2001-04-17 Dresser Industries, Inc. Apparatus for measuring downhole drilling efficiency parameters
CA2308944C (en) 1999-05-19 2008-04-01 Smith International, Inc. Well reference apparatus and method
US6343649B1 (en) 1999-09-07 2002-02-05 Halliburton Energy Services, Inc. Methods and associated apparatus for downhole data retrieval, monitoring and tool actuation
US6276466B1 (en) 1999-10-29 2001-08-21 Anthony R. Boyd System for measuring the direction and revolution of a production string
AU782553B2 (en) 2000-01-05 2005-08-11 Baker Hughes Incorporated Method of providing hydraulic/fiber conduits adjacent bottom hole assemblies for multi-step completions
US6302203B1 (en) 2000-03-17 2001-10-16 Schlumberger Technology Corporation Apparatus and method for communicating with devices positioned outside a liner in a wellbore
US6364021B1 (en) * 2000-07-11 2002-04-02 Halliburton Energy Services, Inc. Well management system and method of operation
US6478087B2 (en) * 2001-03-01 2002-11-12 Cooper Cameron Corporation Apparatus and method for sensing the profile and position of a well component in a well bore

Also Published As

Publication number Publication date
US6725924B2 (en) 2004-04-27
GB2376491A (en) 2002-12-18
GB0213742D0 (en) 2002-07-24
NO322809B1 (no) 2006-12-11
NO20022821L (no) 2002-12-16
GB2376491B (en) 2004-11-10
US20020189806A1 (en) 2002-12-19

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