DE3274815D1 - A composite compact component comprising a diamond or boron nitride compact - Google Patents
A composite compact component comprising a diamond or boron nitride compactInfo
- Publication number
- DE3274815D1 DE3274815D1 DE8282305971T DE3274815T DE3274815D1 DE 3274815 D1 DE3274815 D1 DE 3274815D1 DE 8282305971 T DE8282305971 T DE 8282305971T DE 3274815 T DE3274815 T DE 3274815T DE 3274815 D1 DE3274815 D1 DE 3274815D1
- Authority
- DE
- Germany
- Prior art keywords
- compact
- diamond
- boron nitride
- composite
- component
- 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.)
- Expired
Links
- 229910052582 BN Inorganic materials 0.000 title 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 title 1
- 239000002131 composite material Substances 0.000 title 1
- 229910003460 diamond Inorganic materials 0.000 title 1
- 239000010432 diamond Substances 0.000 title 1
Classifications
-
- 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
- B22F7/08—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 with one or more parts not made from powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/18—Cutting tools of which the bits or tips or cutting inserts are of special material with cutting bits or tips or cutting inserts rigidly mounted, e.g. by brazing
- B23B27/20—Cutting tools of which the bits or tips or cutting inserts are of special material with cutting bits or tips or cutting inserts rigidly mounted, e.g. by brazing with diamond bits or cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type 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
- E21B10/46—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9265—Special properties
- Y10S428/932—Abrasive or cutting feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/934—Electrical process
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12146—Nonmetal particles in a component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12576—Boride, carbide or nitride component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12625—Free carbon containing component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12639—Adjacent, identical composition, components
- Y10T428/12646—Group VIII or IB metal-base
- Y10T428/12653—Fe, containing 0.01-1.7% carbon [i.e., steel]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12931—Co-, Fe-, or Ni-base components, alternative to each other
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12951—Fe-base component
- Y10T428/12958—Next to Fe-base component
- Y10T428/12965—Both containing 0.01-1.7% carbon [i.e., steel]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Products (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Welding Or Cutting Using Electron Beams (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18005381A JPS5884187A (ja) | 1981-11-09 | 1981-11-09 | 複合焼結体工具およびその製造方法 |
JP18005481A JPS5884188A (ja) | 1981-11-09 | 1981-11-09 | 複合焼結体工具およびその製造方法 |
JP57109171A JPS591104A (ja) | 1982-06-24 | 1982-06-24 | 複合焼結体工具およびその製造方法 |
JP12765082U JPS5932302U (ja) | 1982-08-23 | 1982-08-23 | 微少複合工具 |
JP12765182U JPS5932310U (ja) | 1982-08-23 | 1982-08-23 | 複合微少径ドリル |
JP14737082A JPS5939778A (ja) | 1982-08-24 | 1982-08-24 | 複合焼結体工具およびその製造方法 |
JP57149649A JPS5938491A (ja) | 1982-08-27 | 1982-08-27 | 複合焼結体工具およびその製造法 |
JP15211282A JPS5941594A (ja) | 1982-08-31 | 1982-08-31 | ドリルビツト |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3274815D1 true DE3274815D1 (en) | 1987-02-05 |
Family
ID=27573001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282305971T Expired DE3274815D1 (en) | 1981-11-09 | 1982-11-09 | A composite compact component comprising a diamond or boron nitride compact |
Country Status (4)
Country | Link |
---|---|
US (1) | US4686080A (de) |
EP (1) | EP0079243B1 (de) |
CA (1) | CA1216158A (de) |
DE (1) | DE3274815D1 (de) |
Families Citing this family (116)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3368886D1 (en) * | 1982-03-31 | 1987-02-12 | De Beers Ind Diamond | A method of making abrasive bodies |
CA1233347A (en) * | 1983-07-21 | 1988-03-01 | John A. Bunting | Printed circuit board drill and method of manufacture |
US4533004A (en) * | 1984-01-16 | 1985-08-06 | Cdp, Ltd. | Self sharpening drag bit for sub-surface formation drilling |
GB8405267D0 (en) * | 1984-02-29 | 1984-04-04 | Shell Int Research | Rotary drill bit |
CA1248519A (en) * | 1984-04-03 | 1989-01-10 | Tetsuo Nakai | Composite tool and a process for the production of the same |
US4689919A (en) * | 1984-05-08 | 1987-09-01 | Osaka Diamond Industrial Co. | Method for welding cutter segments |
CA1286510C (en) * | 1984-06-12 | 1991-07-23 | Yuichiro Kohno | Stick of composite materials and process for preparation thereof |
GB8418481D0 (en) * | 1984-07-19 | 1984-08-22 | Nl Petroleum Prod | Rotary drill bits |
JPH06669B2 (ja) * | 1984-11-01 | 1994-01-05 | 住友電気工業株式会社 | サンドイッチ構造を有する高硬度焼結体複合材料 |
US4781256A (en) * | 1984-12-14 | 1988-11-01 | Nl Petroleum Products Limited | Cutting structures for rotary drill bits |
EP0315221A3 (de) * | 1985-02-28 | 1989-10-25 | Reed Tool Company Limited | Drehbohrmeissel und Verfahren zur Herstellung solcher Meissel |
GB8505244D0 (en) * | 1985-02-28 | 1985-04-03 | Nl Petroleum Prod | Rotary drill bits |
US4762445A (en) * | 1985-06-03 | 1988-08-09 | Precorp, Inc. | Composite sintered twist drill |
ZA863979B (en) * | 1985-06-13 | 1987-01-28 | De Beers Ind Diamond | A method of making a blank of a drill bit |
MX161103A (es) * | 1986-03-13 | 1990-07-31 | Smith International | Barrena rotatoria de arrastre para perforacion de pozos |
US4767050A (en) * | 1986-03-24 | 1988-08-30 | General Electric Company | Pocketed stud for polycrystalline diamond cutting blanks and method of making same |
US4802895A (en) * | 1986-07-14 | 1989-02-07 | Burnand Richard P | Composite diamond abrasive compact |
US4871377A (en) * | 1986-07-30 | 1989-10-03 | Frushour Robert H | Composite abrasive compact having high thermal stability and transverse rupture strength |
IE60131B1 (en) * | 1986-09-24 | 1994-06-01 | De Beers Ind Diamond | Thermally stable diamond abrasive compact body |
JPS63156082A (ja) * | 1986-12-19 | 1988-06-29 | 日本油脂株式会社 | 高硬度焼結体 |
ATE86537T1 (de) * | 1986-12-23 | 1993-03-15 | De Beers Ind Diamond | Werkzeugeinsatz. |
JPS63169356A (ja) * | 1987-01-05 | 1988-07-13 | Toshiba Tungaloy Co Ltd | 表面調質焼結合金及びその製造方法 |
DE3706340A1 (de) * | 1987-02-27 | 1988-09-08 | Winter & Sohn Ernst | Verfahren zum auftragen einer verschleissschutzschicht und danach hergestelltes erzeugnis |
US4766040A (en) * | 1987-06-26 | 1988-08-23 | Sandvik Aktiebolag | Temperature resistant abrasive polycrystalline diamond bodies |
US4764434A (en) * | 1987-06-26 | 1988-08-16 | Sandvik Aktiebolag | Diamond tools for rock drilling and machining |
AT387988B (de) * | 1987-08-31 | 1989-04-10 | Plansee Tizit Gmbh | Verfahren zur herstellung mehrlagig beschichteter hartmetallteile |
IE61697B1 (en) * | 1987-12-22 | 1994-11-16 | De Beers Ind Diamond | Abrasive product |
US5032147A (en) * | 1988-02-08 | 1991-07-16 | Frushour Robert H | High strength composite component and method of fabrication |
US5111895A (en) * | 1988-03-11 | 1992-05-12 | Griffin Nigel D | Cutting elements for rotary drill bits |
GB2234542B (en) * | 1989-08-04 | 1993-03-31 | Reed Tool Co | Improvements in or relating to cutting elements for rotary drill bits |
US5022894A (en) * | 1989-10-12 | 1991-06-11 | General Electric Company | Diamond compacts for rock drilling and machining |
US5066173A (en) * | 1990-01-31 | 1991-11-19 | Gte Valenite Corporation | Aluminum piston wrist pin boring tool |
US5033560A (en) * | 1990-07-24 | 1991-07-23 | Dresser Industries, Inc. | Drill bit with decreasing diameter cutters |
US5492770A (en) * | 1990-08-03 | 1996-02-20 | Fujitsu Limited | Method and apparatus for vapor deposition of diamond film |
DE69205075T2 (de) * | 1991-06-25 | 1996-03-21 | Sumitomo Electric Industries | Hartgesinterter Presskörper für Werkzeuge. |
JPH06198504A (ja) * | 1993-01-07 | 1994-07-19 | Sumitomo Electric Ind Ltd | 高硬度焼結体切削工具 |
SE503038C2 (sv) * | 1993-07-09 | 1996-03-11 | Sandvik Ab | Diamantbelagt skärande verktyg av hårdmetall eller keramik |
US6264882B1 (en) * | 1994-05-20 | 2001-07-24 | The Regents Of The University Of California | Process for fabricating composite material having high thermal conductivity |
GB2295837B (en) * | 1994-12-10 | 1998-09-02 | Camco Drilling Group Ltd | Improvements in or relating to elements faced with superhard material |
US5786559A (en) * | 1995-10-17 | 1998-07-28 | Meyer Tool, Inc. | Weld-braze process |
JP3633217B2 (ja) * | 1996-09-25 | 2005-03-30 | 松下電工株式会社 | 刃物及びその製造方法 |
US5979579A (en) * | 1997-07-11 | 1999-11-09 | U.S. Synthetic Corporation | Polycrystalline diamond cutter with enhanced durability |
DE19744214A1 (de) * | 1997-10-07 | 1999-04-08 | Dialux Diamantwerkzeuge Gmbh & | Schneidwerkzeug, sowie Verfahren zur Beschichtung von Schneidwerkzeugen |
US6241036B1 (en) | 1998-09-16 | 2001-06-05 | Baker Hughes Incorporated | Reinforced abrasive-impregnated cutting elements, drill bits including same |
US6220375B1 (en) * | 1999-01-13 | 2001-04-24 | Baker Hughes Incorporated | Polycrystalline diamond cutters having modified residual stresses |
SE515294C2 (sv) * | 1999-11-25 | 2001-07-09 | Sandvik Ab | Bergborrkrona och stift för slående borrning samt metod att tillverka en bergborrkrona för slående borrning |
US6571493B2 (en) * | 1999-12-27 | 2003-06-03 | Komatsu Ltd. | Cutting edge |
KR100440870B1 (ko) * | 2001-02-19 | 2004-07-19 | 이화다이아몬드공업 주식회사 | 언더컷 방지용 팁을 이용한 다이아몬드 소우 블레이드 |
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DE10233530A1 (de) * | 2002-07-23 | 2004-02-12 | Komet Präzisionswerkzeuge Robert Breuning Gmbh | Maschinenwerkzeug mit einem Werkzeugschaft und einem Schneidkopf |
US7595110B2 (en) * | 2003-10-08 | 2009-09-29 | Frushour Robert H | Polycrystalline diamond composite |
US7517588B2 (en) * | 2003-10-08 | 2009-04-14 | Frushour Robert H | High abrasion resistant polycrystalline diamond composite |
SE525996C2 (sv) * | 2003-10-16 | 2005-06-07 | Sandvik Ab | Förfarande för framställning av skärverktyg där två delar är sammanfogade medelst lasersvetsning |
US7395882B2 (en) * | 2004-02-19 | 2008-07-08 | Baker Hughes Incorporated | Casing and liner drilling bits |
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 |
US9428822B2 (en) | 2004-04-28 | 2016-08-30 | Baker Hughes Incorporated | Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components |
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US8637127B2 (en) | 2005-06-27 | 2014-01-28 | Kennametal Inc. | Composite article with coolant channels and tool fabrication method |
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US8770324B2 (en) | 2008-06-10 | 2014-07-08 | Baker Hughes Incorporated | Earth-boring tools including sinterbonded components and partially formed tools configured to be sinterbonded |
US7913779B2 (en) * | 2005-11-10 | 2011-03-29 | Baker Hughes Incorporated | Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials, and methods for forming such bits |
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DE102006042752A1 (de) * | 2006-09-12 | 2008-03-27 | Shw Casting Technologies Gmbh | Verfahren zur Herstellung eines Rohrkörpers für die Weiterbearbeitung zu einer Walze |
BRPI0717332A2 (pt) | 2006-10-25 | 2013-10-29 | Tdy Ind Inc | Artigos tendo resistência aperfeiçoada à rachadura térmica |
US7775287B2 (en) * | 2006-12-12 | 2010-08-17 | Baker Hughes Incorporated | Methods of attaching a shank to a body of an earth-boring drilling tool, and tools formed by such methods |
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DE947659C (de) * | 1953-05-09 | 1956-08-23 | Karl Hertel | Hartmetallschneidkoerper |
FR1255677A (fr) * | 1960-04-26 | 1961-03-10 | Objets métalliques durs et leur procédé de fabrication | |
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US4247305A (en) * | 1979-07-27 | 1981-01-27 | General Electric Company | Abrasive structures and methods of their preparation |
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-
1982
- 1982-11-08 CA CA000415073A patent/CA1216158A/en not_active Expired
- 1982-11-09 DE DE8282305971T patent/DE3274815D1/de not_active Expired
- 1982-11-09 EP EP82305971A patent/EP0079243B1/de not_active Expired
-
1985
- 1985-12-09 US US06/805,590 patent/US4686080A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0079243A1 (de) | 1983-05-18 |
CA1216158A (en) | 1987-01-06 |
US4686080A (en) | 1987-08-11 |
EP0079243B1 (de) | 1986-12-30 |
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