SE8901199D0 - Eccentric drill bit - Google Patents

Eccentric drill bit

Info

Publication number
SE8901199D0
SE8901199D0 SE8901199A SE8901199A SE8901199D0 SE 8901199 D0 SE8901199 D0 SE 8901199D0 SE 8901199 A SE8901199 A SE 8901199A SE 8901199 A SE8901199 A SE 8901199A SE 8901199 D0 SE8901199 D0 SE 8901199D0
Authority
SE
Sweden
Prior art keywords
bit
pilot
eccentric
casing tube
guide
Prior art date
Application number
SE8901199A
Other languages
English (en)
Other versions
SE8901199L (sv
Inventor
S U Loef
Original Assignee
Atlas Copco Ab
Loevab Loef Och Oestlund Ab
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 Atlas Copco Ab, Loevab Loef Och Oestlund Ab filed Critical Atlas Copco Ab
Priority to SE8901199A priority Critical patent/SE8901199L/sv
Publication of SE8901199D0 publication Critical patent/SE8901199D0/sv
Publication of SE8901199L publication Critical patent/SE8901199L/sv

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/64Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E21B10/66Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/26Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/327Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being pivoted about a longitudinal axis
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/36Percussion drill bits
    • E21B10/40Percussion drill bits with leading portion
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02Couplings; joints
    • E21B17/04Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
SE8901199A 1989-04-05 1989-04-05 Eccentric drill bit SE8901199L (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8901199A SE8901199L (sv) 1989-04-05 1989-04-05 Eccentric drill bit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8901199A SE8901199L (sv) 1989-04-05 1989-04-05 Eccentric drill bit
US07/503,540 US5052503A (en) 1989-04-05 1990-04-03 Eccentric drilling tool

Publications (2)

Publication Number Publication Date
SE8901199D0 true SE8901199D0 (sv) 1989-04-05
SE8901199L SE8901199L (sv) 1990-10-06

Family

ID=20375562

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8901199A SE8901199L (sv) 1989-04-05 1989-04-05 Eccentric drill bit

Country Status (2)

Country Link
US (1) US5052503A (sv)
SE (1) SE8901199L (sv)

Families Citing this family (58)

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ZA915804B (en) * 1990-07-27 1992-04-29 Mitsubishi Materials Corp Excavation tool
US5402856A (en) * 1993-12-21 1995-04-04 Amoco Corporation Anti-whirl underreamer
US5495899A (en) * 1995-04-28 1996-03-05 Baker Hughes Incorporated Reamer wing with balanced cutting loads
US5497842A (en) * 1995-04-28 1996-03-12 Baker Hughes Incorporated Reamer wing for enlarging a borehole below a smaller-diameter portion therof
USRE36817E (en) * 1995-04-28 2000-08-15 Baker Hughes Incorporated Method and apparatus for drilling and enlarging a borehole
US5992548A (en) * 1995-08-15 1999-11-30 Diamond Products International, Inc. Bi-center bit with oppositely disposed cutting surfaces
US5678644A (en) * 1995-08-15 1997-10-21 Diamond Products International, Inc. Bi-center and bit method for enhancing stability
DE19618298A1 (de) * 1996-05-07 1997-11-13 Geisert Engineering Gmbh Bohrvorrichtung für das schlagende Bohren
US6209665B1 (en) * 1996-07-01 2001-04-03 Ardis L. Holte Reverse circulation drilling system with bit locked underreamer arms
US5787999A (en) * 1996-07-01 1998-08-04 Holte; Ardis L. Drill bit with set of underreamer arms
US5975222A (en) * 1996-07-01 1999-11-02 Holte; Ardis L. Reverse circulation drilling system with bit locked underreamer arms
US6209660B1 (en) * 1997-02-05 2001-04-03 New Railhead Manufacturing, L.L.C. Drill bit shear relief for horizontal directional drilling of rock formations
US5950743A (en) * 1997-02-05 1999-09-14 Cox; David M. Method for horizontal directional drilling of rock formations
US5899283A (en) * 1997-02-05 1999-05-04 Railhead Underground Products, L.L.C. Drill bit for horizontal directional drilling of rock formations
KR20010021997A (ko) * 1997-07-18 2001-03-15 아디스 엘. 홀트 비트 고정 언더리머 아암을 구비한 역 순환 드릴링 시스템
SE512383C3 (sv) * 1997-08-08 2000-04-03 Sandvik Ab Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget
US6039131A (en) * 1997-08-25 2000-03-21 Smith International, Inc. Directional drift and drill PDC drill bit
BR9814077A (pt) * 1997-10-15 2000-09-26 Se S R L Dispositivo de percussão rotativa para perfuração direcional em rocha, e, ferramenta de retroalargador para uso na perfuração de rochas
US6920944B2 (en) * 2000-06-27 2005-07-26 Halliburton Energy Services, Inc. Apparatus and method for drilling and reaming a borehole
US6213226B1 (en) 1997-12-04 2001-04-10 Halliburton Energy Services, Inc. Directional drilling assembly and method
US6021856A (en) * 1998-05-29 2000-02-08 Numa Tool Company Bit retention system
US6112835A (en) * 1998-07-23 2000-09-05 Sandvik Ab Drilling apparatus having a radially displaceable reamer
GB9903256D0 (en) 1999-02-12 1999-04-07 Halco Drilling International L Directional drilling apparatus
US6371223B2 (en) 1999-03-03 2002-04-16 Earth Tool Company, L.L.C. Drill head for directional boring
US6454025B1 (en) 1999-03-03 2002-09-24 Vermeer Manufacturing Company Apparatus for directional boring under mixed conditions
US6269893B1 (en) 1999-06-30 2001-08-07 Smith International, Inc. Bi-centered drill bit having improved drilling stability mud hydraulics and resistance to cutter damage
US6394200B1 (en) 1999-10-28 2002-05-28 Camco International (U.K.) Limited Drillout bi-center bit
US6533052B2 (en) * 2001-01-03 2003-03-18 Earth Tool Company, L.L.C. Drill bit for impact-assisted directional boring
US6814168B2 (en) 2002-02-08 2004-11-09 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having elevated wear protector receptacles
US6827159B2 (en) 2002-02-08 2004-12-07 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having an offset drilling fluid seal
US6810971B1 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit
US6810972B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having a one bolt attachment system
US6810973B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having offset cutting tooth paths
US6739416B2 (en) * 2002-03-13 2004-05-25 Baker Hughes Incorporated Enhanced offset stabilization for eccentric reamers
US6926099B2 (en) * 2003-03-26 2005-08-09 Varel International, L.P. Drill out bi-center bit and method for using same
US8408336B2 (en) 2005-11-21 2013-04-02 Schlumberger Technology Corporation Flow guide actuation
US7419016B2 (en) * 2006-03-23 2008-09-02 Hall David R Bi-center drill bit
US8297375B2 (en) 2005-11-21 2012-10-30 Schlumberger Technology Corporation Downhole turbine
US7641003B2 (en) 2005-11-21 2010-01-05 David R Hall Downhole hammer assembly
US8316964B2 (en) 2006-03-23 2012-11-27 Schlumberger Technology Corporation Drill bit transducer device
US7549489B2 (en) 2006-03-23 2009-06-23 Hall David R Jack element with a stop-off
US8360174B2 (en) 2006-03-23 2013-01-29 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US8225883B2 (en) 2005-11-21 2012-07-24 Schlumberger Technology Corporation Downhole percussive tool with alternating pressure differentials
US8528664B2 (en) 2005-11-21 2013-09-10 Schlumberger Technology Corporation Downhole mechanism
US8522897B2 (en) 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US7571780B2 (en) 2006-03-24 2009-08-11 Hall David R Jack element for a drill bit
US7866416B2 (en) 2007-06-04 2011-01-11 Schlumberger Technology Corporation Clutch for a jack element
US7721826B2 (en) 2007-09-06 2010-05-25 Schlumberger Technology Corporation Downhole jack assembly sensor
US7967083B2 (en) 2007-09-06 2011-06-28 Schlumberger Technology Corporation Sensor for determining a position of a jack element
SA2920B1 (ar) 2007-12-21 2012-06-05 بيكر هوغيس انكوربوريتد مثقاب ذو أذرع توازن يستخدم في حفر الآبار
US7938204B2 (en) * 2007-12-21 2011-05-10 Baker Hughes Incorporated Reamer with improved hydraulics for use in a wellbore
SA2823B1 (ar) * 2007-12-21 2012-01-24 بيكر هوغيس انكوربوريتد مثقاب ذو هيكل قطع متوازن يستخدم في حفر الآبار
US8960329B2 (en) * 2008-07-11 2015-02-24 Schlumberger Technology Corporation Steerable piloted drill bit, drill system, and method of drilling curved boreholes
FI20085961A0 (sv) * 2008-10-13 2008-10-13 Atlas Copco Rotex Ab Oy Förfarande och borrningsanordning för sänkborrning
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
US8196677B2 (en) * 2009-08-04 2012-06-12 Pioneer One, Inc. Horizontal drilling system
US9080387B2 (en) 2010-08-03 2015-07-14 Baker Hughes Incorporated Directional wellbore control by pilot hole guidance
US9885212B2 (en) * 2011-03-29 2018-02-06 Coil Tubing Technology, Inc. Downhole oscillator

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1463566A (en) * 1922-03-13 1923-07-31 Edwin J Akins Underdrilling bit
US3163243A (en) * 1960-12-30 1964-12-29 Atlantic Refining Co Underdrilling bit
US3416616A (en) * 1967-03-01 1968-12-17 Skanska Cementgjuteriet Ab Deep drills with eccentric bits
SE325005B (sv) * 1968-10-16 1970-06-22 Atlas Copco Ab
SE346354B (sv) * 1970-11-27 1972-07-03 Atlas Copco Ab
BE795205A (fr) * 1972-02-10 1973-05-29 Atlas Copco Ab Procede et appareillage pour le forage rotatif
US3851719A (en) * 1973-03-22 1974-12-03 American Coldset Corp Stabilized under-drilling apparatus
US3870114A (en) * 1973-07-23 1975-03-11 Stabilator Ab Drilling apparatus especially for ground drilling
SE411139B (sv) * 1977-04-29 1979-12-03 Sandvik Ab DRILLING DEVICE
US4196783A (en) * 1978-07-11 1980-04-08 Lofs Verkstads Ab Device for boring
GB2031481B (en) * 1978-09-26 1982-09-29 Marriott R Drilling bits
SE421551B (sv) * 1980-03-26 1982-01-04 Sandvik Ab Borrverktyg for rotations- och/eller slagborrning
SE454196C (sv) * 1983-09-23 1991-10-24 Jan Persson Jord- och bergborrningsanordning foer samtidig borrning och infodring av borrhaalet
SE461345B (sv) * 1985-06-03 1990-02-05 Sandvik Rock Tools Ab Saett och anordning foer att varsamt nedfoera foderroer genom oemtaalig mark och oemtaaliga konstruktioner
SE460300B (sv) * 1986-10-03 1989-09-25 Loevab Loef Och Oestlund Ab Roterbart borrverktyg med upprymningsdel till en saenkborrmaskin
SE501988C2 (sv) * 1989-04-05 1995-07-10 Uniroc Ab Borrverktyg för borrning i jord och övertäckt berg

Also Published As

Publication number Publication date
SE8901199L (sv) 1990-10-06
US5052503A (en) 1991-10-01

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