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CA2545765C - Steerable drilling system - Google Patents

Steerable drilling system Download PDF

Info

Publication number
CA2545765C
CA2545765C CA2545765A CA2545765A CA2545765C CA 2545765 C CA2545765 C CA 2545765C CA 2545765 A CA2545765 A CA 2545765A CA 2545765 A CA2545765 A CA 2545765A CA 2545765 C CA2545765 C CA 2545765C
Authority
CA
Canada
Prior art keywords
control
bias unit
motor
control shaft
angular position
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA2545765A
Other languages
English (en)
French (fr)
Other versions
CA2545765A1 (en
Inventor
Geoff Downton
Nigel Hale
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Canada Ltd
Original Assignee
Schlumberger Canada Ltd
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 Canada Ltd filed Critical Schlumberger Canada Ltd
Publication of CA2545765A1 publication Critical patent/CA2545765A1/en
Application granted granted Critical
Publication of CA2545765C publication Critical patent/CA2545765C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
CA2545765A 2005-05-05 2006-05-03 Steerable drilling system Active CA2545765C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0509153A GB2425790B (en) 2005-05-05 2005-05-05 Steerable drilling system
GB0509153.3 2005-05-05

Publications (2)

Publication Number Publication Date
CA2545765A1 CA2545765A1 (en) 2006-11-05
CA2545765C true CA2545765C (en) 2013-04-30

Family

ID=34685107

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2545765A Active CA2545765C (en) 2005-05-05 2006-05-03 Steerable drilling system

Country Status (4)

Country Link
US (1) US20060249287A1 (no)
CA (1) CA2545765C (no)
GB (1) GB2425790B (no)
NO (1) NO324591B1 (no)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2450498A (en) 2007-06-26 2008-12-31 Schlumberger Holdings Battery powered rotary steerable drilling system
US8720604B2 (en) 2007-08-15 2014-05-13 Schlumberger Technology Corporation Method and system for steering a directional drilling system
US8763726B2 (en) 2007-08-15 2014-07-01 Schlumberger Technology Corporation Drill bit gauge pad control
US7971661B2 (en) 2007-08-15 2011-07-05 Schlumberger Technology Corporation Motor bit system
US8534380B2 (en) 2007-08-15 2013-09-17 Schlumberger Technology Corporation System and method for directional drilling a borehole with a rotary drilling system
CN101778992A (zh) * 2007-08-15 2010-07-14 普拉德研究及开发股份有限公司 钻头量规伸缩片控制器
US8757294B2 (en) 2007-08-15 2014-06-24 Schlumberger Technology Corporation System and method for controlling a drilling system for drilling a borehole in an earth formation
US8899352B2 (en) 2007-08-15 2014-12-02 Schlumberger Technology Corporation System and method for drilling
US8066085B2 (en) 2007-08-15 2011-11-29 Schlumberger Technology Corporation Stochastic bit noise control
US9309722B2 (en) * 2010-06-18 2016-04-12 Schlumberger Technology Corporation Oil operated rotary steerable system
US8590638B2 (en) * 2010-09-21 2013-11-26 Schlumberger Technology Corporation Intelligent wellbore propagation system
US8708064B2 (en) * 2010-12-23 2014-04-29 Schlumberger Technology Corporation System and method to control steering and additional functionality in a rotary steerable system
US8376067B2 (en) * 2010-12-23 2013-02-19 Schlumberger Technology Corporation System and method employing a rotational valve to control steering in a rotary steerable system
US8672056B2 (en) * 2010-12-23 2014-03-18 Schlumberger Technology Corporation System and method for controlling steering in a rotary steerable system
US9303457B2 (en) 2012-08-15 2016-04-05 Schlumberger Technology Corporation Directional drilling using magnetic biasing
US9970235B2 (en) 2012-10-15 2018-05-15 Bertrand Lacour Rotary steerable drilling system for drilling a borehole in an earth formation
GB2546909B (en) * 2013-06-04 2018-01-03 Halliburton Energy Services Inc Dynamic geo-stationary actuation for a fully-rotating rotary steerable system
WO2014196958A1 (en) * 2013-06-04 2014-12-11 Halliburton Energy Services, Inc. Dynamic geo-stationary actuation for a fully-rotating rotary steerable system
CN103341790A (zh) * 2013-06-27 2013-10-09 苏州边枫电子科技有限公司 钻头偏角检测与底板自动调整装置
US10364608B2 (en) 2016-09-30 2019-07-30 Weatherford Technology Holdings, Llc Rotary steerable system having multiple independent actuators
US10415363B2 (en) 2016-09-30 2019-09-17 Weatherford Technology Holdings, Llc Control for rotary steerable system
US10287821B2 (en) 2017-03-07 2019-05-14 Weatherford Technology Holdings, Llc Roll-stabilized rotary steerable system
US10641077B2 (en) 2017-04-13 2020-05-05 Weatherford Technology Holdings, Llc Determining angular offset between geomagnetic and gravitational fields while drilling wellbore
CN107939291B (zh) * 2017-11-14 2019-07-09 中国科学院地质与地球物理研究所 一种旋转导向装置
WO2020210905A1 (en) * 2019-04-15 2020-10-22 Sparrow Downhole Tools Ltd. Rotary steerable drilling system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9503829D0 (en) * 1995-02-25 1995-04-19 Camco Drilling Group Ltd "Improvememnts in or relating to steerable rotary drilling systems"
US6470974B1 (en) * 1999-04-14 2002-10-29 Western Well Tool, Inc. Three-dimensional steering tool for controlled downhole extended-reach directional drilling
US6962214B2 (en) * 2001-04-02 2005-11-08 Schlumberger Wcp Ltd. Rotary seal for directional drilling tools
GB2408526B (en) * 2003-11-26 2007-10-17 Schlumberger Holdings Steerable drilling system

Also Published As

Publication number Publication date
CA2545765A1 (en) 2006-11-05
GB2425790A (en) 2006-11-08
NO324591B1 (no) 2007-11-26
NO20061997L (no) 2006-11-06
US20060249287A1 (en) 2006-11-09
GB0509153D0 (en) 2005-06-15
GB2425790B (en) 2010-09-01

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Legal Events

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