EP0967037A3 - Elément de coupe en diamant polycristallin compacte avec interface - Google Patents
Elément de coupe en diamant polycristallin compacte avec interface Download PDFInfo
- Publication number
- EP0967037A3 EP0967037A3 EP99303237A EP99303237A EP0967037A3 EP 0967037 A3 EP0967037 A3 EP 0967037A3 EP 99303237 A EP99303237 A EP 99303237A EP 99303237 A EP99303237 A EP 99303237A EP 0967037 A3 EP0967037 A3 EP 0967037A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- interface
- layer
- cutter
- core
- carbide
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Earth Drilling (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7236398A | 1998-05-04 | 1998-05-04 | |
US72363 | 1998-05-04 | ||
US26739199A | 1999-03-15 | 1999-03-15 | |
US267391 | 1999-03-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0967037A2 EP0967037A2 (fr) | 1999-12-29 |
EP0967037A3 true EP0967037A3 (fr) | 2007-07-25 |
EP0967037B1 EP0967037B1 (fr) | 2010-09-22 |
Family
ID=26753290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99303237A Expired - Lifetime EP0967037B1 (fr) | 1998-05-04 | 1999-04-27 | Elément de coupe en diamant polycristallin compacte avec interface |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0967037B1 (fr) |
JP (1) | JP2000033574A (fr) |
KR (1) | KR19990088003A (fr) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0418078A2 (fr) * | 1989-09-14 | 1991-03-20 | De Beers Industrial Diamond Division (Proprietary) Limited | Bloc abrasif multicouche |
EP0517510A2 (fr) * | 1991-06-04 | 1992-12-09 | De Beers Industrial Diamond Division (Proprietary) Limited | Ebauche composite abrasive avec diamant |
EP0604211A1 (fr) * | 1992-12-23 | 1994-06-29 | De Beers Industrial Diamond Division (Proprietary) Limited | Outil composite pour trépan de forage |
GB2290329A (en) * | 1994-06-17 | 1995-12-20 | Baker Hughes Inc | Drill bit cutting element |
US5711702A (en) * | 1996-08-27 | 1998-01-27 | Tempo Technology Corporation | Curve cutter with non-planar interface |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IE61697B1 (en) | 1987-12-22 | 1994-11-16 | De Beers Ind Diamond | Abrasive product |
US5484330A (en) | 1993-07-21 | 1996-01-16 | General Electric Company | Abrasive tool insert |
-
1999
- 1999-04-27 EP EP99303237A patent/EP0967037B1/fr not_active Expired - Lifetime
- 1999-04-30 KR KR1019990015596A patent/KR19990088003A/ko not_active Application Discontinuation
- 1999-04-30 JP JP11123361A patent/JP2000033574A/ja not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0418078A2 (fr) * | 1989-09-14 | 1991-03-20 | De Beers Industrial Diamond Division (Proprietary) Limited | Bloc abrasif multicouche |
EP0517510A2 (fr) * | 1991-06-04 | 1992-12-09 | De Beers Industrial Diamond Division (Proprietary) Limited | Ebauche composite abrasive avec diamant |
EP0604211A1 (fr) * | 1992-12-23 | 1994-06-29 | De Beers Industrial Diamond Division (Proprietary) Limited | Outil composite pour trépan de forage |
GB2290329A (en) * | 1994-06-17 | 1995-12-20 | Baker Hughes Inc | Drill bit cutting element |
US5711702A (en) * | 1996-08-27 | 1998-01-27 | Tempo Technology Corporation | Curve cutter with non-planar interface |
Also Published As
Publication number | Publication date |
---|---|
EP0967037A2 (fr) | 1999-12-29 |
KR19990088003A (ko) | 1999-12-27 |
JP2000033574A (ja) | 2000-02-02 |
EP0967037B1 (fr) | 2010-09-22 |
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