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GB0708446D0 - Drill bit - Google Patents

Drill bit

Info

Publication number
GB0708446D0
GB0708446D0 GBGB0708446.0A GB0708446A GB0708446D0 GB 0708446 D0 GB0708446 D0 GB 0708446D0 GB 0708446 A GB0708446 A GB 0708446A GB 0708446 D0 GB0708446 D0 GB 0708446D0
Authority
GB
United Kingdom
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.)
Granted
Application number
GBGB0708446.0A
Other versions
GB2438053B (en
GB2438053A (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.)
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
Application filed by Smith International Inc filed Critical Smith International Inc
Publication of GB0708446D0 publication Critical patent/GB0708446D0/en
Publication of GB2438053A publication Critical patent/GB2438053A/en
Application granted granted Critical
Publication of GB2438053B publication Critical patent/GB2438053B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B10/36—Percussion drill bits
    • 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
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • E21B10/43—Rotary 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB0708446A 2006-05-10 2007-05-01 Drill bit Expired - Fee Related GB2438053B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/382,510 US20070261890A1 (en) 2006-05-10 2006-05-10 Fixed Cutter Bit With Centrally Positioned Backup Cutter Elements

Publications (3)

Publication Number Publication Date
GB0708446D0 true GB0708446D0 (en) 2007-06-06
GB2438053A GB2438053A (en) 2007-11-14
GB2438053B 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
CN117432340A (en) * 2023-12-21 2024-01-23 西南石油大学 PDC drill bit with high specific pressure

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2442596B (en) * 2006-10-02 2009-01-21 Smith International Drill bits with dropping tendencies and methods for making the same
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
CN101622421A (en) 2007-01-25 2010-01-06 贝克休斯公司 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
US8100202B2 (en) * 2008-04-01 2012-01-24 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades
US20100025121A1 (en) * 2008-07-30 2010-02-04 Thorsten Schwefe Earth boring drill bits with using opposed kerfing for cutters
US20100089661A1 (en) * 2008-10-13 2010-04-15 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
US8020641B2 (en) 2008-10-13 2011-09-20 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089658A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8327956B2 (en) * 2008-12-19 2012-12-11 Varel International, Ind., L.P. Multi-set PDC drill bit and method
US8047307B2 (en) * 2008-12-19 2011-11-01 Baker Hughes Incorporated Hybrid drill bit with secondary backup cutters positioned with high side rake angles
GB0900606D0 (en) 2009-01-15 2009-02-25 Downhole Products Plc Tubing shoe
WO2010099512A1 (en) * 2009-02-27 2010-09-02 Jones Mark L Drill bit for earth boring
CA2773336C (en) * 2009-04-02 2017-08-22 Newtech Drilling Products, Llc Drill bit for earth boring
GB2481351B (en) * 2009-04-16 2014-01-01 Smith International Fixed cutter bit 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
US20110209922A1 (en) * 2009-06-05 2011-09-01 Varel International Casing end tool
SG10201404788WA (en) * 2009-06-05 2014-10-30 Varel Int Ind Lp Casing bit and casing reamer designs
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
WO2011005996A2 (en) 2009-07-08 2011-01-13 Baker Hughes Incorporated Cutting element for a drill bit used in drilling subterranean formations
WO2011005994A2 (en) 2009-07-08 2011-01-13 Baker Hughes Incorporated Cutting element and method of forming thereof
EP2479003A3 (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
WO2011057303A2 (en) * 2009-11-09 2011-05-12 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
CA2788816C (en) * 2010-02-05 2015-11-24 Baker Hughes Incorporated Shaped cutting elements on drill bits and other earth-boring tools, and methods of forming same
US8851207B2 (en) 2011-05-05 2014-10-07 Baker Hughes Incorporated Earth-boring tools and methods of forming such earth-boring tools
US8327957B2 (en) * 2010-06-24 2012-12-11 Baker Hughes Incorporated Downhole cutting tool having center beveled mill blade
SA111320671B1 (en) 2010-08-06 2015-01-22 بيكر هوغيس انكور Shaped cutting elements for earth boring tools, earth boring tools including such cutting elements, and related methods
US9133667B2 (en) 2011-04-25 2015-09-15 Atlas Copco Secoroc Llc Drill bit for boring earth and other hard materials
EP3521549B1 (en) 2012-02-08 2021-06-23 Baker Hughes Holdings LLC Shaped cutting elements for earth-boring tools and earth boring tools including such cutting elements
US9464490B2 (en) * 2012-05-03 2016-10-11 Smith International, Inc. Gage cutter protection for drilling bits
MX369559B (en) 2012-12-03 2019-11-12 Ulterra Drilling Tech Lp Earth boring tool with improved arrangment of cutter side rakes.
WO2015099718A1 (en) * 2013-12-26 2015-07-02 Halliburton Energy Services, Inc. Multilevel force balanced downhole drilling tools including cutting elements in a step profile configuration
WO2015120326A1 (en) 2014-02-07 2015-08-13 Varel International Ind., L.P. Mill-drill cutter and drill bit
US11098541B2 (en) * 2018-03-16 2021-08-24 Ulterra Drilling Technologies, L.P. Polycrystalline-diamond compact air bit
CN108798525A (en) * 2018-06-12 2018-11-13 中国五冶集团有限公司 The single-cone rotary drill bit of stack process
USD940207S1 (en) * 2018-11-02 2022-01-04 Vulcan Completion Products Uk Limited Nose for a shoe suitable for use in an oil and gas wellbore
US11480016B2 (en) 2018-11-12 2022-10-25 Ulterra Drilling Technologies, L.P. Drill bit
US20210388678A1 (en) * 2018-12-13 2021-12-16 Halliburton Energy Services, Inc. Matching of primary cutter with backup cutter
CN112878916A (en) * 2019-11-29 2021-06-01 中国石油天然气集团有限公司 PDC drill bit
MX2023009073A (en) 2021-02-02 2023-08-08 Ulterra Drilling Tech Lp Drill bit.

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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 Rotary drill bit for deep drilling
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
US5746280A (en) * 1996-06-06 1998-05-05 Baker Hughes Incorporated Earth-boring bit having shear-cutting inner row elements
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
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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
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US5755301A (en) * 1996-08-09 1998-05-26 Dresser Industries, Inc. Inserts and compacts with lead-in surface for enhanced retention
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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
US7025156B1 (en) * 1997-11-18 2006-04-11 Douglas Caraway Rotary drill bit for casting milling and formation drilling
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US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
DE60100727T2 (en) * 2000-08-21 2004-07-22 Camco International (Uk) Ltd., Stonehouse Multi-directional cutting elements for bi-central drilling tools for drilling a casing shoe
DE60140617D1 (en) * 2000-09-20 2010-01-07 Camco Int Uk Ltd POLYCRYSTALLINE DIAMOND WITH A SURFACE ENRICHED ON CATALYST MATERIAL
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
US7278499B2 (en) * 2005-01-26 2007-10-09 Baker Hughes Incorporated Rotary drag bit including a central region having a plurality of cutting structures
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117432340A (en) * 2023-12-21 2024-01-23 西南石油大学 PDC drill bit with high specific pressure
CN117432340B (en) * 2023-12-21 2024-03-22 西南石油大学 A high specific pressure PDC drill bit

Also Published As

Publication number Publication date
GB2438053B (en) 2009-05-06
GB2438053A (en) 2007-11-14
US20070261890A1 (en) 2007-11-15
CA2587287A1 (en) 2007-11-10

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Legal Events

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

Effective date: 20130501