ZA200105680B - Multi directional cutters for bi-center drillout bits. - Google Patents

Multi directional cutters for bi-center drillout bits.

Info

Publication number
ZA200105680B
ZA200105680B ZA200105680A ZA200105680A ZA200105680B ZA 200105680 B ZA200105680 B ZA 200105680B ZA 200105680 A ZA200105680 A ZA 200105680A ZA 200105680 A ZA200105680 A ZA 200105680A ZA 200105680 B ZA200105680 B ZA 200105680B
Authority
ZA
South Africa
Prior art keywords
drillout
bits
center
multi directional
cutters
Prior art date
Application number
ZA200105680A
Other languages
English (en)
Inventor
Hart Steven James
Graham R Watson
Jeffery E Daly
Original Assignee
Petroleum Res & Dev Nv
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 Petroleum Res & Dev Nv filed Critical Petroleum Res & Dev Nv
Publication of ZA200105680B publication Critical patent/ZA200105680B/xx

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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/265—Bi-center drill bits, i.e. an integral bit and eccentric reamer used to simultaneously drill and underream the hole
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5676—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a cutting face with different segments, e.g. mosaic-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Earth Drilling (AREA)
ZA200105680A 2000-08-21 2001-07-11 Multi directional cutters for bi-center drillout bits. ZA200105680B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22704900P 2000-08-21 2000-08-21

Publications (1)

Publication Number Publication Date
ZA200105680B true ZA200105680B (en) 2002-02-06

Family

ID=22851532

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200105680A ZA200105680B (en) 2000-08-21 2001-07-11 Multi directional cutters for bi-center drillout bits.

Country Status (4)

Country Link
US (1) US20020020565A1 (xx)
EP (1) EP1182323B1 (xx)
DE (1) DE60100727T2 (xx)
ZA (1) ZA200105680B (xx)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7395882B2 (en) * 2004-02-19 2008-07-08 Baker Hughes Incorporated Casing and liner drilling bits
US7954570B2 (en) 2004-02-19 2011-06-07 Baker Hughes Incorporated Cutting elements configured for casing component drillout and earth boring drill bits including same
US20070261890A1 (en) * 2006-05-10 2007-11-15 Smith International, Inc. Fixed Cutter Bit With Centrally Positioned Backup Cutter Elements
GB2442596B (en) 2006-10-02 2009-01-21 Smith International Drill bits with dropping tendencies and methods for making the same
US7703557B2 (en) * 2007-06-11 2010-04-27 Smith International, Inc. Fixed cutter bit with backup cutter elements on primary blades
US8915166B2 (en) * 2007-07-27 2014-12-23 Varel International Ind., L.P. Single mold milling process
US8534380B2 (en) * 2007-08-15 2013-09-17 Schlumberger Technology Corporation System and method for directional drilling a borehole with a rotary drilling system
US8763726B2 (en) * 2007-08-15 2014-07-01 Schlumberger Technology Corporation Drill bit gauge pad control
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
US8720604B2 (en) * 2007-08-15 2014-05-13 Schlumberger Technology Corporation Method and system for steering a directional drilling system
US20100038141A1 (en) * 2007-08-15 2010-02-18 Schlumberger Technology Corporation Compliantly coupled gauge pad system with movable gauge pads
US8727036B2 (en) * 2007-08-15 2014-05-20 Schlumberger Technology Corporation System and method for drilling
US8245797B2 (en) * 2007-10-02 2012-08-21 Baker Hughes Incorporated Cutting structures for casing component drillout and earth-boring drill bits including same
US7954571B2 (en) 2007-10-02 2011-06-07 Baker Hughes Incorporated Cutting structures for casing component drillout and earth-boring drill bits including same
GB2454918B (en) * 2007-11-23 2011-11-02 Schlumberger Holdings Adjustable drill bit
US9016407B2 (en) 2007-12-07 2015-04-28 Smith International, Inc. Drill bit cutting structure and methods to maximize depth-of-cut for weight on bit applied
US7938204B2 (en) * 2007-12-21 2011-05-10 Baker Hughes Incorporated Reamer with improved hydraulics for use in a wellbore
SA108290832B1 (ar) 2007-12-21 2012-06-05 بيكر هوغيس انكوربوريتد مثقاب ذو أذرع توازن يستخدم في حفر الآبار
SA108290829B1 (ar) * 2007-12-21 2012-01-24 بيكر هوغيس انكوربوريتد مثقاب ذو هيكل قطع متوازن يستخدم في حفر الآبار
US8100202B2 (en) 2008-04-01 2012-01-24 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades
US8327951B2 (en) * 2008-06-27 2012-12-11 Omni Ip Ltd. Drill bit having functional articulation to drill boreholes in earth formations in all directions
US7849940B2 (en) 2008-06-27 2010-12-14 Omni Ip Ltd. Drill bit having the ability to drill vertically and laterally
US8746368B2 (en) * 2008-08-13 2014-06-10 Schlumberger Technology Corporation Compliantly coupled gauge pad system
WO2010115146A2 (en) * 2009-04-02 2010-10-07 Jones Mark L Drill bit for earth boring
US20110005841A1 (en) * 2009-07-07 2011-01-13 Baker Hughes Incorporated Backup cutting elements on non-concentric reaming tools
US20110100714A1 (en) * 2009-10-29 2011-05-05 Moss William A Backup cutting elements on non-concentric earth-boring tools and related methods
CN102251746B (zh) * 2011-06-30 2013-11-06 中国神华能源股份有限公司 一种钻头及采样器
EP3135854B1 (en) * 2015-08-24 2021-12-29 Politechnika Gdanska Wellbore reaming tool
CN105401885A (zh) * 2015-11-09 2016-03-16 重庆大学 一种适用于煤或软岩大孔径钻进的钻头
GB201907970D0 (en) * 2019-06-04 2019-07-17 Element Six Uk Ltd A cutting element and method of making same
CA3189357A1 (en) * 2020-07-15 2022-01-20 Shear Bits, Inc. Wellbore reaming tool having fixed mounted gouging cutters
CN117514016A (zh) * 2024-01-03 2024-02-06 西南石油大学 一种反装齿pdc钻头

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1587266A (en) 1922-11-14 1926-06-01 John A Zublin Means for forming a well bore
US1758773A (en) 1926-03-20 1930-05-13 Universal Engineering Company Method of and bit for cutting alpha hole larger than the bit
US2074951A (en) 1935-12-14 1937-03-23 John A Zublin Bit for drilling a hole larger than the bit
US2953354A (en) 1958-05-15 1960-09-20 Edward B Williams Iii Drill bit
US3367430A (en) 1966-08-24 1968-02-06 Christensen Diamond Prod Co Combination drill and reamer bit
SE411139B (sv) 1977-04-29 1979-12-03 Sandvik Ab Anordning for borrning
SE421551B (sv) 1980-03-26 1982-01-04 Sandvik Ab Borrverktyg for rotations- och/eller slagborrning
DE3039632C2 (de) * 1980-10-21 1982-12-16 Christensen, Inc., 84115 Salt Lake City, Utah Drehborhmeißel für Tiefbohrungen
DE3114749C2 (de) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
DE3414206C1 (de) 1984-04-14 1985-02-21 Norton Christensen, Inc., Salt Lake City, Utah Drehbohrmeissel fuer Tiefbohrungen
SE8901200L (sv) 1989-04-05 1990-10-06 Uniroc Ab Anordning foer spolning av en borrkrona
US4932484A (en) * 1989-04-10 1990-06-12 Amoco Corporation Whirl resistant bit
US5279375A (en) * 1992-03-04 1994-01-18 Baker Hughes Incorporated Multidirectional drill bit cutter
GB9708428D0 (en) * 1997-04-26 1997-06-18 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
US6340064B2 (en) * 1999-02-03 2002-01-22 Diamond Products International, Inc. Bi-center bit adapted to drill casing shoe
US6394200B1 (en) * 1999-10-28 2002-05-28 Camco International (U.K.) Limited Drillout bi-center bit

Also Published As

Publication number Publication date
DE60100727T2 (de) 2004-07-22
EP1182323B1 (en) 2003-09-10
US20020020565A1 (en) 2002-02-21
EP1182323A1 (en) 2002-02-27
DE60100727D1 (de) 2003-10-16

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