WO2010014725A3 - Earth boring drill bits with using opposed kerfing for cutters - Google Patents

Earth boring drill bits with using opposed kerfing for cutters Download PDF

Info

Publication number
WO2010014725A3
WO2010014725A3 PCT/US2009/052124 US2009052124W WO2010014725A3 WO 2010014725 A3 WO2010014725 A3 WO 2010014725A3 US 2009052124 W US2009052124 W US 2009052124W WO 2010014725 A3 WO2010014725 A3 WO 2010014725A3
Authority
WO
WIPO (PCT)
Prior art keywords
kerfing
opposed
cutters
drill bits
earth boring
Prior art date
Application number
PCT/US2009/052124
Other languages
French (fr)
Other versions
WO2010014725A2 (en
WO2010014725A4 (en
Inventor
Thorsten Schwefe
Original Assignee
Baker Hughes Incorporated
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 Baker Hughes Incorporated filed Critical Baker Hughes Incorporated
Publication of WO2010014725A2 publication Critical patent/WO2010014725A2/en
Publication of WO2010014725A3 publication Critical patent/WO2010014725A3/en
Publication of WO2010014725A4 publication Critical patent/WO2010014725A4/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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

Abstract

A drill bit configured having eight blades thereon with secondary cutters on four blades using opposed kerfing for the secondary cutters located on four of the blades.
PCT/US2009/052124 2008-07-30 2009-07-29 Earth boring drill bits with using opposed kerfing for cutters WO2010014725A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8481108P 2008-07-30 2008-07-30
US61/084,811 2008-07-30

Publications (3)

Publication Number Publication Date
WO2010014725A2 WO2010014725A2 (en) 2010-02-04
WO2010014725A3 true WO2010014725A3 (en) 2010-04-01
WO2010014725A4 WO2010014725A4 (en) 2010-06-10

Family

ID=41607183

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2009/052124 WO2010014725A2 (en) 2008-07-30 2009-07-29 Earth boring drill bits with using opposed kerfing for cutters

Country Status (2)

Country Link
US (1) US20100025121A1 (en)
WO (1) WO2010014725A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8887839B2 (en) * 2009-06-25 2014-11-18 Baker Hughes Incorporated Drill bit for use in drilling subterranean formations
US8936109B2 (en) 2010-06-24 2015-01-20 Baker Hughes Incorporated Cutting elements for cutting tools
US8327957B2 (en) * 2010-06-24 2012-12-11 Baker Hughes Incorporated Downhole cutting tool having center beveled mill blade
US10329845B2 (en) * 2013-12-06 2019-06-25 Halliburton Energy Services, Inc. Rotary drill bit including multi-layer cutting elements
WO2016081807A1 (en) * 2014-11-21 2016-05-26 Smith International, Inc. Rolling cutter assemblies and components incorporated therein
US20220074270A1 (en) * 2019-03-07 2022-03-10 Halliburton Energy Services, Inc. Shaped cutter arrangements
USD941373S1 (en) * 2019-09-16 2022-01-18 Kyocera Sgs Precision Tools, Inc. Rougher tool
USD941374S1 (en) * 2020-03-16 2022-01-18 Kyocera Sgs Precision Tools, Inc. Finisher tool

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816346A (en) * 1996-06-06 1998-10-06 Camco International, Inc. Rotary drill bits and methods of designing such drill bits
US6089336A (en) * 1995-10-10 2000-07-18 Camco International (Uk) Limited Rotary drill bits
US20080135297A1 (en) * 2006-12-07 2008-06-12 David Gavia Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9314954D0 (en) * 1993-07-16 1993-09-01 Camco Drilling Group Ltd Improvements in or relating to torary drill bits
US5595252A (en) * 1994-07-28 1997-01-21 Flowdril Corporation Fixed-cutter drill bit assembly and method
US5549171A (en) * 1994-08-10 1996-08-27 Smith International, Inc. Drill bit with performance-improving cutting structure
GB9421924D0 (en) * 1994-11-01 1994-12-21 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
US6164394A (en) * 1996-09-25 2000-12-26 Smith International, Inc. Drill bit with rows of cutters mounted to present a serrated cutting edge
GB9712342D0 (en) * 1997-06-14 1997-08-13 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
US6672406B2 (en) * 1997-09-08 2004-01-06 Baker Hughes Incorporated Multi-aggressiveness cuttting face on PDC cutters and method of drilling subterranean formations
US6321862B1 (en) * 1997-09-08 2001-11-27 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability
US6125947A (en) * 1997-09-19 2000-10-03 Baker Hughes Incorporated Earth-boring drill bits with enhanced formation cuttings removal features and methods of drilling
US6568492B2 (en) * 2001-03-02 2003-05-27 Varel International, Inc. Drag-type casing mill/drill bit
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
US20060278442A1 (en) * 2005-06-13 2006-12-14 Kristensen Henry L Drill bit
US20070261890A1 (en) * 2006-05-10 2007-11-15 Smith International, Inc. Fixed Cutter Bit With Centrally Positioned Backup Cutter Elements
WO2008091654A2 (en) * 2007-01-25 2008-07-31 Baker Hughes Incorporated Rotary drag bit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6089336A (en) * 1995-10-10 2000-07-18 Camco International (Uk) Limited Rotary drill bits
US5816346A (en) * 1996-06-06 1998-10-06 Camco International, Inc. Rotary drill bits and methods of designing such drill bits
US20080135297A1 (en) * 2006-12-07 2008-06-12 David Gavia Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith

Also Published As

Publication number Publication date
WO2010014725A2 (en) 2010-02-04
US20100025121A1 (en) 2010-02-04
WO2010014725A4 (en) 2010-06-10

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