WO2010014725A3 - Earth boring drill bits with using opposed kerfing for cutters - Google Patents
Earth boring drill bits with using opposed kerfing for cutters Download PDFInfo
- 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
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
- E21B10/42—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)
- Excavating Of Shafts Or Tunnels (AREA)
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.
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)
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 |
CN105793514B (en) | 2013-12-06 | 2018-01-16 | 哈里伯顿能源服务公司 | Include the rotary drilling-head of multilayer cutting element |
WO2016081807A1 (en) * | 2014-11-21 | 2016-05-26 | Smith International, Inc. | Rolling cutter assemblies and components incorporated therein |
WO2020180330A1 (en) * | 2019-03-07 | 2020-09-10 | 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)
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)
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 |
-
2009
- 2009-07-29 WO PCT/US2009/052124 patent/WO2010014725A2/en active Application Filing
- 2009-07-29 US US12/511,233 patent/US20100025121A1/en not_active Abandoned
Patent Citations (3)
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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