GB2438053B - Drill bit - Google Patents

Drill bit

Info

Publication number
GB2438053B
GB2438053B GB0708446A GB0708446A GB2438053B GB 2438053 B GB2438053 B GB 2438053B GB 0708446 A GB0708446 A GB 0708446A GB 0708446 A GB0708446 A GB 0708446A GB 2438053 B GB2438053 B GB 2438053B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
drill bit
drill
bit
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
GB0708446A
Other versions
GB2438053A (en )
GB0708446D0 (en )
Inventor
Dennis Cisneros
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.)
Smith International Inc
Original Assignee
Smith International Inc
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
Grant date

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
    • E21B10/36Percussion drill bits
    • 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
    • E21B10/42Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • E21B10/43Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
GB0708446A 2006-05-10 2007-05-01 Drill bit Expired - Fee Related GB2438053B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US11382510 US20070261890A1 (en) 2006-05-10 2006-05-10 Fixed Cutter Bit With Centrally Positioned Backup Cutter Elements

Publications (3)

Publication Number Publication Date
GB0708446D0 GB0708446D0 (en) 2007-06-06
GB2438053A true GB2438053A (en) 2007-11-14
GB2438053B true GB2438053B (en) 2009-05-06

Family

ID=38171031

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0708446A Expired - Fee Related GB2438053B (en) 2006-05-10 2007-05-01 Drill bit

Country Status (3)

Country Link
US (1) US20070261890A1 (en)
CA (1) CA2587287A1 (en)
GB (1) GB2438053B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8100202B2 (en) 2008-04-01 2012-01-24 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2453875C (en) * 2006-10-02 2009-09-16 Smith International Drill bits with dropping tendencies
US7896106B2 (en) 2006-12-07 2011-03-01 Baker Hughes Incorporated Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith
EP2118430A2 (en) 2007-01-25 2009-11-18 Baker Hughes Incorporated Rotary drag bit
US7703557B2 (en) * 2007-06-11 2010-04-27 Smith International, Inc. Fixed cutter bit with backup cutter elements on primary blades
US8869919B2 (en) * 2007-09-06 2014-10-28 Smith International, Inc. Drag bit with utility blades
WO2009061765A1 (en) * 2007-11-05 2009-05-14 Baker Hughes Incorporated Earth-boring tools with primary and secondary blades, methods of forming and designing such earth-boring tools
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
WO2010014725A4 (en) * 2008-07-30 2010-06-10 Baker Hughes Incorporated Earth boring drill bits with using opposed kerfing for cutters
US20100089658A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8020641B2 (en) * 2008-10-13 2011-09-20 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8720609B2 (en) * 2008-10-13 2014-05-13 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089661A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8047307B2 (en) * 2008-12-19 2011-11-01 Baker Hughes Incorporated Hybrid drill bit with secondary backup cutters positioned with high side rake angles
US8327956B2 (en) * 2008-12-19 2012-12-11 Varel International, Ind., L.P. Multi-set PDC drill bit and method
GB0900606D0 (en) 2009-01-15 2009-02-25 Downhole Products Plc Tubing shoe
US8336649B2 (en) * 2009-02-27 2012-12-25 Atlas Copco Secoroc Llc Drill bit for earth boring
US8439136B2 (en) * 2009-04-02 2013-05-14 Atlas Copco Secoroc Llc Drill bit for earth boring
WO2010121116A3 (en) * 2009-04-16 2011-03-31 Smith International, Inc. Fixed cutter bit for directional drilling applications
US8517123B2 (en) * 2009-05-29 2013-08-27 Varel International, Ind., L.P. Milling cap for a polycrystalline diamond compact cutter
US8327944B2 (en) * 2009-05-29 2012-12-11 Varel International, Ind., L.P. Whipstock attachment to a fixed cutter drilling or milling bit
US8561729B2 (en) * 2009-06-05 2013-10-22 Varel International, Ind., L.P. Casing bit and casing reamer designs
US20110209922A1 (en) * 2009-06-05 2011-09-01 Varel International Casing end tool
US8887839B2 (en) * 2009-06-25 2014-11-18 Baker Hughes Incorporated Drill bit for use in drilling subterranean formations
US20110005841A1 (en) * 2009-07-07 2011-01-13 Baker Hughes Incorporated Backup cutting elements on non-concentric reaming tools
RU2012103934A (en) 2009-07-08 2013-08-20 Бейкер Хьюз Инкорпорейтед The cutting element for a drill bit for drilling subterranean formations
EP2452036A2 (en) 2009-07-08 2012-05-16 Baker Hughes Incorporated Cutting element and method of forming thereof
EP2479002A3 (en) 2009-07-27 2013-10-02 Baker Hughes Incorporated Abrasive article
US8127869B2 (en) * 2009-09-28 2012-03-06 Baker Hughes Incorporated Earth-boring tools, methods of making earth-boring tools and methods of drilling with earth-boring tools
US20110100714A1 (en) * 2009-10-29 2011-05-05 Moss William A Backup cutting elements on non-concentric earth-boring tools and related methods
WO2011057303A3 (en) * 2009-11-09 2011-07-28 Newtech Drilling Products, Llc. Drill bit with recessed center
US8505634B2 (en) * 2009-12-28 2013-08-13 Baker Hughes Incorporated Earth-boring tools having differing cutting elements on a blade and related methods
EP2531690A4 (en) * 2010-02-05 2017-06-14 Baker Hughes Incorporated Shaped cutting elements on drill bits and other earth-boring tools, and methods of forming same
US8327957B2 (en) * 2010-06-24 2012-12-11 Baker Hughes Incorporated Downhole cutting tool having center beveled mill blade
CA2807231C (en) 2010-08-06 2016-06-28 Baker Hughes Incorporated Shaped cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
WO2012148965A3 (en) 2011-04-25 2013-01-03 Newtech Drilling Products, Llc Drill bit for boring earth and other hard materials
US8851207B2 (en) 2011-05-05 2014-10-07 Baker Hughes Incorporated Earth-boring tools and methods of forming such earth-boring tools
US9316058B2 (en) 2012-02-08 2016-04-19 Baker Hughes Incorporated Drill bits and earth-boring tools including shaped cutting elements
US9464490B2 (en) * 2012-05-03 2016-10-11 Smith International, Inc. Gage cutter protection for drilling bits
US9556683B2 (en) 2012-12-03 2017-01-31 Ulterra Drilling Technologies, L.P. Earth boring tool with improved arrangement of cutter side rakes
US9828810B2 (en) 2014-02-07 2017-11-28 Varel International Ind., L.P. Mill-drill cutter and drill bit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1096103A1 (en) * 1999-10-28 2001-05-02 Schlumberger Holdings Limited Drill-out bi-center bit
US7025156B1 (en) * 1997-11-18 2006-04-11 Douglas Caraway Rotary drill bit for casting milling and formation drilling
US7278499B2 (en) * 2005-01-26 2007-10-09 Baker Hughes Incorporated Rotary drag bit including a central region having a plurality of cutting structures

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158216A (en) * 1961-04-27 1964-11-24 Inst Francais Du Petrole High speed drill bit
US3344870A (en) * 1965-03-19 1967-10-03 Hughes Tool Co Reamer for jet piercer
US4140189A (en) * 1977-06-06 1979-02-20 Smith International, Inc. Rock bit with diamond reamer to maintain gage
US4167980A (en) * 1978-04-12 1979-09-18 Dresser Industries, Inc. Rock boring cutter with replaceable cutting element
US4351401A (en) * 1978-06-08 1982-09-28 Christensen, Inc. Earth-boring drill bits
DE3113109C2 (en) * 1981-04-01 1983-11-17 Christensen, Inc., 84115 Salt Lake City, Utah, Us
US4444281A (en) * 1983-03-30 1984-04-24 Reed Rock Bit Company Combination drag and roller cutter drill bit
US4602691A (en) * 1984-06-07 1986-07-29 Hughes Tool Company Diamond drill bit with varied cutting elements
US4991670A (en) * 1984-07-19 1991-02-12 Reed Tool Company, Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
US4591008A (en) * 1984-08-22 1986-05-27 Smith International, Inc. Lube reservoir protection for rock bits
US5064007A (en) * 1988-11-23 1991-11-12 Norvic S.A. Three disc drill bit
US4936398A (en) * 1989-07-07 1990-06-26 Cledisc International B.V. Rotary drilling device
US5145016B1 (en) * 1990-04-30 1996-08-13 Rock Bit International Inc Rock bit with reaming rows
US5074367A (en) * 1990-05-11 1991-12-24 Rock Bit Industries, Inc. Rock bit with improved shank protection
US5145017A (en) * 1991-01-07 1992-09-08 Exxon Production Research Company Kerf-cutting apparatus for increased drilling rates
US5186268A (en) * 1991-10-31 1993-02-16 Camco Drilling Group Ltd. Rotary drill bits
US5244039A (en) * 1991-10-31 1993-09-14 Camco Drilling Group Ltd. Rotary drill bits
US5238075A (en) * 1992-06-19 1993-08-24 Dresser Industries, Inc. Drill bit with improved cutter sizing pattern
US5407024A (en) * 1992-06-24 1995-04-18 Borg-Warner Automotive, Inc. On demand vehicle drive system
US5289889A (en) * 1993-01-21 1994-03-01 Marvin Gearhart Roller cone core bit with spiral stabilizers
GB9314954D0 (en) * 1993-07-16 1993-09-01 Camco Drilling Group Ltd Improvements in or relating to torary drill bits
US5549171A (en) * 1994-08-10 1996-08-27 Smith International, Inc. Drill bit with performance-improving cutting structure
US5582261A (en) * 1994-08-10 1996-12-10 Smith International, Inc. Drill bit having enhanced cutting structure and stabilizing features
US5592996A (en) * 1994-10-03 1997-01-14 Smith International, Inc. Drill bit having improved cutting structure with varying diamond density
US5494123A (en) * 1994-10-04 1996-02-27 Smith International, Inc. Drill bit with protruding insert stabilizers
US5551522A (en) * 1994-10-12 1996-09-03 Smith International, Inc. Drill bit having stability enhancing cutting structure
GB9421924D0 (en) * 1994-11-01 1994-12-21 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
US5553681A (en) * 1994-12-07 1996-09-10 Dresser Industries, Inc. Rotary cone drill bit with angled ramps
US5996713A (en) * 1995-01-26 1999-12-07 Baker Hughes Incorporated Rolling cutter bit with improved rotational stabilization
US5607024A (en) * 1995-03-07 1997-03-04 Smith International, Inc. Stability enhanced drill bit and cutting structure having zones of varying wear resistance
US5607025A (en) * 1995-06-05 1997-03-04 Smith International, Inc. Drill bit and cutting structure having enhanced placement and sizing of cutters for improved bit stabilization
US5697462A (en) * 1995-06-30 1997-12-16 Baker Hughes Inc. Earth-boring bit having improved cutting structure
US5709278A (en) * 1996-01-22 1998-01-20 Dresser Industries, Inc. Rotary cone drill bit with contoured inserts and compacts
US5862871A (en) * 1996-02-20 1999-01-26 Ccore Technology & Licensing Limited, A Texas Limited Partnership Axial-vortex jet drilling system and method
US5816346A (en) * 1996-06-06 1998-10-06 Camco International, Inc. Rotary drill bits and methods of designing such drill bits
US5746280A (en) * 1996-06-06 1998-05-05 Baker Hughes Incorporated Earth-boring bit having shear-cutting inner row elements
US5755301A (en) * 1996-08-09 1998-05-26 Dresser Industries, Inc. Inserts and compacts with lead-in surface for enhanced retention
BE1010801A3 (en) * 1996-12-16 1999-02-02 Dresser Ind Drilling tool and / or core.
US6123160A (en) * 1997-04-02 2000-09-26 Baker Hughes Incorporated Drill bit with gage definition region
US5839526A (en) * 1997-04-04 1998-11-24 Smith International, Inc. Rolling cone steel tooth bit with enhancements in cutter shape and placement
US5890550A (en) * 1997-05-09 1999-04-06 Baker Hughes Incorporation Earth-boring bit with wear-resistant material
GB9712342D0 (en) * 1997-06-14 1997-08-13 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
US6173797B1 (en) * 1997-09-08 2001-01-16 Baker Hughes Incorporated Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capability
US6227314B1 (en) * 1999-04-29 2001-05-08 Baker Hughes, Inc. Inclined leg earth-boring bit
US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
EP1182323B1 (en) * 2000-08-21 2003-09-10 Camco International (UK) Limited Multi-directional cutters for bi-center drillout bits
DE60140617D1 (en) * 2000-09-20 2010-01-07 Camco Int Uk Ltd Polycrystalline diamond with a depleted catalyst material surface
US6408958B1 (en) * 2000-10-23 2002-06-25 Baker Hughes Incorporated Superabrasive cutting assemblies including cutters of varying orientations and drill bits so equipped
US6536543B2 (en) * 2000-12-06 2003-03-25 Baker Hughes Incorporated Rotary drill bits exhibiting sequences of substantially continuously variable cutter backrake angles
US6659199B2 (en) * 2001-08-13 2003-12-09 Baker Hughes Incorporated Bearing elements for drill bits, drill bits so equipped, and method of drilling
US6615934B2 (en) * 2001-08-15 2003-09-09 Smith International, Inc. PDC drill bit having cutting structure adapted to improve high speed drilling performance
US6883623B2 (en) * 2002-10-09 2005-04-26 Baker Hughes Incorporated Earth boring apparatus and method offering improved gage trimmer protection
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
GB0510010D0 (en) * 2005-05-17 2005-06-22 Reedhycalog Uk Ltd Rotary drill bit
US7677333B2 (en) * 2006-04-18 2010-03-16 Varel International Ind., L.P. Drill bit with multiple cutter geometries
US7896106B2 (en) * 2006-12-07 2011-03-01 Baker Hughes Incorporated Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7025156B1 (en) * 1997-11-18 2006-04-11 Douglas Caraway Rotary drill bit for casting milling and formation drilling
EP1096103A1 (en) * 1999-10-28 2001-05-02 Schlumberger Holdings Limited Drill-out bi-center bit
US7278499B2 (en) * 2005-01-26 2007-10-09 Baker Hughes Incorporated Rotary drag bit including a central region having a plurality of cutting structures

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8100202B2 (en) 2008-04-01 2012-01-24 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades

Also Published As

Publication number Publication date Type
US20070261890A1 (en) 2007-11-15 application
GB2438053A (en) 2007-11-14 application
CA2587287A1 (en) 2007-11-10 application
GB0708446D0 (en) 2007-06-06 grant

Similar Documents

Publication Publication Date Title
GB2455731B (en) Directional drilling system
GB2461429B (en) Rock bit with hydraulics configuration
GB2454068B (en) Rock bit with hydraulics configuration
GB2441033B (en) Drilling multiple wells
GB2454450B (en) Downhole cleaning tool
EP2122111A4 (en) Core drill bit with extended matrix height
GB0615634D0 (en) Improved packer
GB2450648B (en) Improved packer
GB0605831D0 (en) Improved packer
GB2444860B (en) Roller cone drill bit
GB0623702D0 (en) Downhole assembly
GB0602902D0 (en) Downhole assembly
GB2426274B (en) Drill pipe header
GB0422646D0 (en) Drill guide
GB2439399B (en) Downhole lock
GB2454697B (en) Anchoring systems for drilling tools
GB0507111D0 (en) Chisel
GB0712557D0 (en) Improved tools
GB0501056D0 (en) Centraliser
GB0516041D0 (en) Centraliser
GB0702445D0 (en) Water-based drilling fluid
GB2446272B (en) Angle drilling device
GB2431368B (en) Spade bit
GB2436341B (en) Underground chambers
EP2035192A4 (en) Device for power drills

Legal Events

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

Effective date: 20130501