DK188491A - CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation - Google Patents

CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation Download PDF

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Publication number
DK188491A
DK188491A DK188491A DK188491A DK188491A DK 188491 A DK188491 A DK 188491A DK 188491 A DK188491 A DK 188491A DK 188491 A DK188491 A DK 188491A DK 188491 A DK188491 A DK 188491A
Authority
DK
Denmark
Prior art keywords
borehole
drill
drilling equipment
underground formation
controllable drilling
Prior art date
Application number
DK188491A
Other languages
Danish (da)
Other versions
DK188491D0 (en
Inventor
Joergen Hallundbaek
Original Assignee
Htc As
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 Htc As filed Critical Htc As
Priority to DK188491A priority Critical patent/DK188491A/en
Publication of DK188491D0 publication Critical patent/DK188491D0/en
Priority to CA002123889A priority patent/CA2123889A1/en
Priority to AU30812/92A priority patent/AU3081292A/en
Priority to EP92924581A priority patent/EP0612370A1/en
Priority to PCT/DK1992/000341 priority patent/WO1993010326A1/en
Publication of DK188491A publication Critical patent/DK188491A/en
Priority to NO941856A priority patent/NO941856L/en

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
    • E21B23/004—Indexing systems for guiding relative movement between telescoping parts of downhole tools
    • E21B23/006—"J-slot" systems, i.e. lug and slot indexing mechanisms
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • 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
    • E21B4/18—Anchoring or feeding 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

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)
DK188491A 1991-11-19 1991-11-19 CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation DK188491A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK188491A DK188491A (en) 1991-11-19 1991-11-19 CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation
CA002123889A CA2123889A1 (en) 1991-11-19 1992-11-18 A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation
AU30812/92A AU3081292A (en) 1991-11-19 1992-11-18 A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation
EP92924581A EP0612370A1 (en) 1991-11-19 1992-11-18 A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation
PCT/DK1992/000341 WO1993010326A1 (en) 1991-11-19 1992-11-18 A steerable drilling assembly for mounting on the end of a drill string to drill a borehole in an underground formation
NO941856A NO941856L (en) 1991-11-19 1994-05-18 Controllable drilling unit for attachment to the end of a drill string for drilling in a borehole in a subsurface formation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK188491A DK188491A (en) 1991-11-19 1991-11-19 CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation

Publications (2)

Publication Number Publication Date
DK188491D0 DK188491D0 (en) 1991-11-19
DK188491A true DK188491A (en) 1993-05-20

Family

ID=8108796

Family Applications (1)

Application Number Title Priority Date Filing Date
DK188491A DK188491A (en) 1991-11-19 1991-11-19 CONTROLLABLE DRILLING EQUIPMENT TO DRILL A Borehole in an Underground Formation

Country Status (6)

Country Link
EP (1) EP0612370A1 (en)
AU (1) AU3081292A (en)
CA (1) CA2123889A1 (en)
DK (1) DK188491A (en)
NO (1) NO941856L (en)
WO (1) WO1993010326A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK121295A (en) * 1995-10-30 1997-05-01 Dampskibsselskabet Svendborg & Drilling unit, coupling device for such drilling unit and method for drilling holes in the subsurface using the drilling unit
US5738178A (en) * 1995-11-17 1998-04-14 Baker Hughes Incorporated Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation
DE19620401C2 (en) * 1996-05-21 1998-06-10 Tracto Technik Steerable drilling device
US6142245A (en) * 1997-08-19 2000-11-07 Shell Oil Company Extended reach drilling system
US6607044B1 (en) * 1997-10-27 2003-08-19 Halliburton Energy Services, Inc. Three dimensional steerable system and method for steering bit to drill borehole
NO311100B1 (en) * 1999-10-26 2001-10-08 Bakke Technology As Apparatus for use in feeding a rotary downhole tool and using the apparatus
US6571888B2 (en) 2001-05-14 2003-06-03 Precision Drilling Technology Services Group, Inc. Apparatus and method for directional drilling with coiled tubing
US6994628B2 (en) 2003-01-28 2006-02-07 Boyd's Bit Service, Inc. Locking swivel apparatus with replaceable internal gear members
US6915865B2 (en) 2003-01-28 2005-07-12 Boyd's Bit Service, Inc. Locking swivel apparatus with a supplemental internal locking mechanism
AU2011202827B2 (en) * 2005-04-15 2014-03-27 Tercel Ip Limited Method of running downhole apparatus into a wellbore with a swivel sub
GB0507639D0 (en) * 2005-04-15 2005-05-25 Caledus Ltd Downhole swivel sub
US9038747B2 (en) 2011-06-20 2015-05-26 David L. Abney, Inc. Adjustable bent drilling tool having in situ drilling direction change capability
CN110984877A (en) * 2019-12-24 2020-04-10 青岛度丘新能源技术有限公司 Drill rod capable of transversely operating

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH630700A5 (en) * 1978-07-24 1982-06-30 Inst Francais Du Petrole VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING.
US4492276A (en) * 1982-11-17 1985-01-08 Shell Oil Company Down-hole drilling motor and method for directional drilling of boreholes
US4674579A (en) * 1985-03-07 1987-06-23 Flowmole Corporation Method and apparatus for installment of underground utilities

Also Published As

Publication number Publication date
CA2123889A1 (en) 1993-05-27
AU3081292A (en) 1993-06-15
NO941856L (en) 1994-07-15
EP0612370A1 (en) 1994-08-31
NO941856D0 (en) 1994-05-18
DK188491D0 (en) 1991-11-19
WO1993010326A1 (en) 1993-05-27

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment