GB2410042B - Compensated shielded actuator apparatus and method - Google Patents

Compensated shielded actuator apparatus and method

Info

Publication number
GB2410042B
GB2410042B GB0400823A GB0400823A GB2410042B GB 2410042 B GB2410042 B GB 2410042B GB 0400823 A GB0400823 A GB 0400823A GB 0400823 A GB0400823 A GB 0400823A GB 2410042 B GB2410042 B GB 2410042B
Authority
GB
United Kingdom
Prior art keywords
compensated
actuator apparatus
shielded
shielded actuator
compensated shielded
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.)
Expired - Fee Related
Application number
GB0400823A
Other versions
GB2410042A (en
GB0400823D0 (en
Inventor
Christian Menger
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.)
Gemalto Terminals Ltd
Schlumberger Holdings Ltd
Original Assignee
Gemalto Terminals Ltd
Schlumberger Holdings 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 Gemalto Terminals Ltd, Schlumberger Holdings Ltd filed Critical Gemalto Terminals Ltd
Priority to GB0400823A priority Critical patent/GB2410042B/en
Publication of GB0400823D0 publication Critical patent/GB0400823D0/en
Publication of GB2410042A publication Critical patent/GB2410042A/en
Application granted granted Critical
Publication of GB2410042B publication Critical patent/GB2410042B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • E21B4/00—Drives for drilling, used in 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • 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)
  • Actuator (AREA)
GB0400823A 2004-01-15 2004-01-15 Compensated shielded actuator apparatus and method Expired - Fee Related GB2410042B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0400823A GB2410042B (en) 2004-01-15 2004-01-15 Compensated shielded actuator apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0400823A GB2410042B (en) 2004-01-15 2004-01-15 Compensated shielded actuator apparatus and method

Publications (3)

Publication Number Publication Date
GB0400823D0 GB0400823D0 (en) 2004-02-18
GB2410042A GB2410042A (en) 2005-07-20
GB2410042B true GB2410042B (en) 2006-11-15

Family

ID=31726198

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0400823A Expired - Fee Related GB2410042B (en) 2004-01-15 2004-01-15 Compensated shielded actuator apparatus and method

Country Status (1)

Country Link
GB (1) GB2410042B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2422388B (en) 2005-01-20 2010-05-12 Schlumberger Holdings Bi-directional rotary steerable system actuator assembly and method
US7389830B2 (en) * 2005-04-29 2008-06-24 Aps Technology, Inc. Rotary steerable motor system for underground drilling
US7562713B2 (en) * 2006-02-21 2009-07-21 Schlumberger Technology Corporation Downhole actuation tools
US9500031B2 (en) 2012-11-12 2016-11-22 Aps Technology, Inc. Rotary steerable drilling apparatus
GB2537565A (en) 2014-02-03 2016-10-19 Aps Tech Inc System, apparatus and method for guiding a drill bit based on forces applied to a drill bit
US10113363B2 (en) 2014-11-07 2018-10-30 Aps Technology, Inc. System and related methods for control of a directional drilling operation
US10233700B2 (en) 2015-03-31 2019-03-19 Aps Technology, Inc. Downhole drilling motor with an adjustment assembly
WO2018236515A1 (en) * 2017-06-24 2018-12-27 Ge Oil & Gas Esp, Inc. Bidirectional piston seals with pressure compensation
US11162303B2 (en) 2019-06-14 2021-11-02 Aps Technology, Inc. Rotary steerable tool with proportional control valve

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259316A (en) * 1991-08-30 1993-03-10 Camco Drilling Group Ltd Modulated bias units for steerable rotary drilling systems
US6364023B1 (en) * 1999-03-05 2002-04-02 Schlumberger Technology Corporation Downhole actuator, and a flow rate adjuster device using such an actuator
EP0841462B1 (en) * 1996-11-06 2003-02-19 Camco Drilling Group Limited Downhole tool with at least one formation-engaging member

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259316A (en) * 1991-08-30 1993-03-10 Camco Drilling Group Ltd Modulated bias units for steerable rotary drilling systems
EP0841462B1 (en) * 1996-11-06 2003-02-19 Camco Drilling Group Limited Downhole tool with at least one formation-engaging member
US6364023B1 (en) * 1999-03-05 2002-04-02 Schlumberger Technology Corporation Downhole actuator, and a flow rate adjuster device using such an actuator

Also Published As

Publication number Publication date
GB2410042A (en) 2005-07-20
GB0400823D0 (en) 2004-02-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170115