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GB9926254D0 - Drilling apparatus - Google Patents

Drilling apparatus

Info

Publication number
GB9926254D0
GB9926254D0 GBGB9926254.5A GB9926254A GB9926254D0 GB 9926254 D0 GB9926254 D0 GB 9926254D0 GB 9926254 A GB9926254 A GB 9926254A GB 9926254 D0 GB9926254 D0 GB 9926254D0
Authority
GB
United Kingdom
Prior art keywords
drilling apparatus
drilling
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.)
Withdrawn
Application number
GBGB9926254.5A
Other versions
GB2343470A (en
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.)
Andergauge Ltd
Original Assignee
Andergauge 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 Andergauge Ltd filed Critical Andergauge Ltd
Publication of GB9926254D0 publication Critical patent/GB9926254D0/en
Publication of GB2343470A publication Critical patent/GB2343470A/en
Withdrawn legal-status Critical Current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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • 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
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses

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)
  • Earth Drilling (AREA)
GB9926254A 1998-11-07 1999-11-08 Eccentrically weighted drilling apparatus for deviated boreholes Withdrawn GB2343470A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9824380.1A GB9824380D0 (en) 1998-11-07 1998-11-07 Drilling apparatus

Publications (2)

Publication Number Publication Date
GB9926254D0 true GB9926254D0 (en) 2000-01-12
GB2343470A GB2343470A (en) 2000-05-10

Family

ID=10841991

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9824380.1A Ceased GB9824380D0 (en) 1998-11-07 1998-11-07 Drilling apparatus
GB9926254A Withdrawn GB2343470A (en) 1998-11-07 1999-11-08 Eccentrically weighted drilling apparatus for deviated boreholes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9824380.1A Ceased GB9824380D0 (en) 1998-11-07 1998-11-07 Drilling apparatus

Country Status (1)

Country Link
GB (2) GB9824380D0 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001034935A1 (en) 1999-11-10 2001-05-17 Schlumberger Holdings Limited Control method for use with a steerable drilling system
GB0101633D0 (en) 2001-01-23 2001-03-07 Andergauge Ltd Drilling apparatus
US8763726B2 (en) 2007-08-15 2014-07-01 Schlumberger Technology Corporation Drill bit gauge pad control
US8720604B2 (en) 2007-08-15 2014-05-13 Schlumberger Technology Corporation Method and system for steering a directional drilling 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
US20100038141A1 (en) 2007-08-15 2010-02-18 Schlumberger Technology Corporation Compliantly coupled gauge pad system with movable gauge pads
US8066085B2 (en) 2007-08-15 2011-11-29 Schlumberger Technology Corporation Stochastic bit noise control
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
CN102308057B (en) * 2009-02-13 2014-06-18 普拉德研究及开发股份有限公司 Offset Stochastic control
GB0904791D0 (en) * 2009-03-20 2009-05-06 Turbopower Drilling Sal Downhole drilling assembly
GB2505431B (en) 2012-08-29 2019-12-04 Nov Downhole Eurasia Ltd Downhole tool with drive coupling and torque limiter
US9500031B2 (en) 2012-11-12 2016-11-22 Aps Technology, Inc. Rotary steerable drilling apparatus
US10337250B2 (en) 2014-02-03 2019-07-02 Aps Technology, Inc. System, apparatus and method for guiding a drill bit based on forces applied to a drill bit, and drilling methods related to same
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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343967A (en) * 1984-05-12 1994-09-06 Baker Hughes Incorporated Apparatus for optional straight or directional drilling underground formations
US4770258A (en) * 1987-04-27 1988-09-13 Falgout Sr Thomas E Well deviation control tool
US5547031A (en) * 1995-02-24 1996-08-20 Amoco Corporation Orientation control mechanism
GB9507008D0 (en) * 1995-04-05 1995-05-31 Mcloughlin Stephen J A downhole adjustable device for trajectory control in the drilling of deviated wells
US5765653A (en) * 1996-10-09 1998-06-16 Baker Hughes Incorporated Reaming apparatus and method with enhanced stability and transition from pilot hole to enlarged bore diameter

Also Published As

Publication number Publication date
GB9824380D0 (en) 1998-12-30
GB2343470A (en) 2000-05-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)