WO2011089125A2 - A superhard insert and an earth boring tool comprising same - Google Patents
A superhard insert and an earth boring tool comprising same Download PDFInfo
- Publication number
- WO2011089125A2 WO2011089125A2 PCT/EP2011/050632 EP2011050632W WO2011089125A2 WO 2011089125 A2 WO2011089125 A2 WO 2011089125A2 EP 2011050632 W EP2011050632 W EP 2011050632W WO 2011089125 A2 WO2011089125 A2 WO 2011089125A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- superhard
- regions
- region
- hard
- insert
- Prior art date
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
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
- E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
- E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
-
- 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
- E21B10/46—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
- E21B10/5671—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts with chip breaking arrangements
-
- 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
- E21B10/46—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
-
- 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
- E21B10/46—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
- E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11700363A EP2526249A2 (en) | 2010-01-20 | 2011-01-18 | A superhard insert and an earth boring tool comprising same |
KR1020127021550A KR20120132679A (en) | 2010-01-20 | 2011-01-18 | A superhard insert and an earth boring tool comprising same |
JP2012549335A JP2013517400A (en) | 2010-01-20 | 2011-01-18 | Super-hard insert for boring tools |
CN2011800112764A CN102859109A (en) | 2010-01-20 | 2011-01-18 | A superhard insert and an earth boring tool comprising same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1000866.2 | 2010-01-20 | ||
GBGB1000866.2A GB201000866D0 (en) | 2010-01-20 | 2010-01-20 | A superhard insert and an earth boring tool comprising same |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2011089125A2 true WO2011089125A2 (en) | 2011-07-28 |
WO2011089125A3 WO2011089125A3 (en) | 2011-12-01 |
Family
ID=42045786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/050632 WO2011089125A2 (en) | 2010-01-20 | 2011-01-18 | A superhard insert and an earth boring tool comprising same |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2526249A2 (en) |
JP (1) | JP2013517400A (en) |
KR (1) | KR20120132679A (en) |
CN (1) | CN102859109A (en) |
GB (1) | GB201000866D0 (en) |
WO (1) | WO2011089125A2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2502421A (en) * | 2012-03-30 | 2013-11-27 | Element Six Abrasives Sa | Polycrystalline diamond material |
US9284790B2 (en) | 2011-07-07 | 2016-03-15 | Smith International Inc. | Innovative cutting element and cutting structure using same |
GB2502676B (en) * | 2012-03-30 | 2017-02-01 | Element Six Abrasives Sa | Polycrystalline superhard material and method for making same |
US10871037B2 (en) | 2015-12-14 | 2020-12-22 | Smith International, Inc. | Mechanical locking of ovoid cutting element with carbide matrix |
WO2022144167A1 (en) * | 2020-12-31 | 2022-07-07 | Element Six (Uk) Limited | A polycrystalline superhard construction and a method of making same |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2555953B (en) | 2015-06-26 | 2018-12-12 | Halliburton Energy Services Inc | Attachment of TSP diamond ring using brazing and mechanical locking |
US10450808B1 (en) * | 2016-08-26 | 2019-10-22 | Us Synthetic Corporation | Multi-part superabrasive compacts, rotary drill bits including multi-part superabrasive compacts, and related methods |
CN109681126B (en) * | 2019-02-28 | 2023-02-03 | 桂林星钻超硬材料有限公司 | Half moon shaped diamond composite sheet |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0278703A2 (en) | 1987-02-09 | 1988-08-17 | De Beers Industrial Diamond Division (Proprietary) Limited | Abrasive product |
US5607024A (en) | 1995-03-07 | 1997-03-04 | Smith International, Inc. | Stability enhanced drill bit and cutting structure having zones of varying wear resistance |
EP0974566A1 (en) | 1998-07-22 | 2000-01-26 | Sumitomo Electric Industries, Ltd. | Cubic boron nitride sintered body |
WO2002022311A1 (en) | 2000-09-13 | 2002-03-21 | Element Six (Pty) Ltd | Method of making a tool insert |
WO2007110770A2 (en) | 2006-03-29 | 2007-10-04 | Element Six (Production) (Pty) Ltd | Polycrystalline abrasive compacts |
US7533740B2 (en) | 2005-02-08 | 2009-05-19 | Smith International Inc. | Thermally stable polycrystalline diamond cutting elements and bits incorporating the same |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4400117A (en) * | 1981-05-04 | 1983-08-23 | Milling Specialties, Inc. | Insert type milling cutter |
AU3946885A (en) * | 1984-03-26 | 1985-10-03 | Norton Christensen Inc. | Cutting element using polycrystalline diamond disks |
US4690691A (en) * | 1986-02-18 | 1987-09-01 | General Electric Company | Polycrystalline diamond and CBN cutting tools |
US4797138A (en) * | 1986-02-18 | 1989-01-10 | General Electric Company | Polycrystalline diamond and CBN cutting tools |
GB9125558D0 (en) * | 1991-11-30 | 1992-01-29 | Camco Drilling Group Ltd | Improvements in or relating to cutting elements for rotary drill bits |
JP2896749B2 (en) * | 1994-12-16 | 1999-05-31 | イーグル工業株式会社 | Drilling bit and manufacturing method thereof |
GB9621217D0 (en) * | 1996-10-11 | 1996-11-27 | Camco Drilling Group Ltd | Improvements in or relating to preform cutting elements for rotary drill bits |
JP2004291040A (en) * | 2003-03-27 | 2004-10-21 | Mitsubishi Materials Corp | Bonding method between cemented carbide member and diamond member, bonding structure, cutting blade chip for drilling tool, cutting blade member, and drilling tool |
CA2566597C (en) * | 2004-05-12 | 2011-11-08 | Element Six (Pty) Ltd. | Cutting tool insert |
EP1805389B1 (en) * | 2004-10-28 | 2009-05-20 | Diamond Innovations, Inc. | Polycrystalline cutter with multiple cutting edges |
US7681673B2 (en) * | 2007-06-12 | 2010-03-23 | Smith International, Inc. | Drill bit and cutting element having multiple cutting edges |
-
2010
- 2010-01-20 GB GBGB1000866.2A patent/GB201000866D0/en not_active Ceased
-
2011
- 2011-01-18 CN CN2011800112764A patent/CN102859109A/en active Pending
- 2011-01-18 EP EP11700363A patent/EP2526249A2/en not_active Withdrawn
- 2011-01-18 JP JP2012549335A patent/JP2013517400A/en active Pending
- 2011-01-18 WO PCT/EP2011/050632 patent/WO2011089125A2/en active Application Filing
- 2011-01-18 KR KR1020127021550A patent/KR20120132679A/en not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0278703A2 (en) | 1987-02-09 | 1988-08-17 | De Beers Industrial Diamond Division (Proprietary) Limited | Abrasive product |
US5607024A (en) | 1995-03-07 | 1997-03-04 | Smith International, Inc. | Stability enhanced drill bit and cutting structure having zones of varying wear resistance |
EP0974566A1 (en) | 1998-07-22 | 2000-01-26 | Sumitomo Electric Industries, Ltd. | Cubic boron nitride sintered body |
WO2002022311A1 (en) | 2000-09-13 | 2002-03-21 | Element Six (Pty) Ltd | Method of making a tool insert |
US7533740B2 (en) | 2005-02-08 | 2009-05-19 | Smith International Inc. | Thermally stable polycrystalline diamond cutting elements and bits incorporating the same |
WO2007110770A2 (en) | 2006-03-29 | 2007-10-04 | Element Six (Production) (Pty) Ltd | Polycrystalline abrasive compacts |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9284790B2 (en) | 2011-07-07 | 2016-03-15 | Smith International Inc. | Innovative cutting element and cutting structure using same |
GB2502421A (en) * | 2012-03-30 | 2013-11-27 | Element Six Abrasives Sa | Polycrystalline diamond material |
GB2502676B (en) * | 2012-03-30 | 2017-02-01 | Element Six Abrasives Sa | Polycrystalline superhard material and method for making same |
US10871037B2 (en) | 2015-12-14 | 2020-12-22 | Smith International, Inc. | Mechanical locking of ovoid cutting element with carbide matrix |
US11021913B2 (en) | 2015-12-14 | 2021-06-01 | Schlumberger Technology Corporation | Direct casting of ultrahard insert in bit body |
US11492852B2 (en) | 2015-12-14 | 2022-11-08 | Schlumberger Technology Corporation | Mechanical locking of cutting element with carbide matrix |
WO2022144167A1 (en) * | 2020-12-31 | 2022-07-07 | Element Six (Uk) Limited | A polycrystalline superhard construction and a method of making same |
Also Published As
Publication number | Publication date |
---|---|
WO2011089125A3 (en) | 2011-12-01 |
EP2526249A2 (en) | 2012-11-28 |
KR20120132679A (en) | 2012-12-07 |
CN102859109A (en) | 2013-01-02 |
JP2013517400A (en) | 2013-05-16 |
GB201000866D0 (en) | 2010-03-10 |
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