DE3574738D1 - Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien. - Google Patents

Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien.

Info

Publication number
DE3574738D1
DE3574738D1 DE8585850333T DE3574738T DE3574738D1 DE 3574738 D1 DE3574738 D1 DE 3574738D1 DE 8585850333 T DE8585850333 T DE 8585850333T DE 3574738 T DE3574738 T DE 3574738T DE 3574738 D1 DE3574738 D1 DE 3574738D1
Authority
DE
Germany
Prior art keywords
sindered
metal alloy
hard metal
stone drilling
minerals
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 - Lifetime
Application number
DE8585850333T
Other languages
English (en)
Inventor
Udo Fischer
Torbjoern Hartzell
Jan Akerman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Santrade Ltd
Original Assignee
Santrade Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26658814&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3574738(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from SE8405667A external-priority patent/SE446195B/sv
Application filed by Santrade Ltd filed Critical Santrade Ltd
Application granted granted Critical
Publication of DE3574738D1 publication Critical patent/DE3574738D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
    • 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
    • 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
    • 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
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Lubricants (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
DE8585850333T 1984-11-13 1985-10-23 Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien. Expired - Lifetime DE3574738D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8405667A SE446195B (sv) 1984-11-13 1984-11-13 Hardmetallstift for bergborrning o dyl
SE8503804A SE446196B (sv) 1984-11-13 1985-08-14 Hardmetallkropp for bergborrning o dyl

Publications (1)

Publication Number Publication Date
DE3574738D1 true DE3574738D1 (de) 1990-01-18

Family

ID=26658814

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585850333T Expired - Lifetime DE3574738D1 (de) 1984-11-13 1985-10-23 Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien.

Country Status (14)

Country Link
US (1) US4743515A (de)
EP (1) EP0182759B2 (de)
JP (1) JPH068477B2 (de)
CN (1) CN1016711B (de)
AU (1) AU588003B2 (de)
BR (1) BR8505668A (de)
CA (1) CA1249606A (de)
DE (1) DE3574738D1 (de)
ES (1) ES8706093A1 (de)
FI (1) FI79862C (de)
IE (1) IE58589B1 (de)
MX (1) MX170150B (de)
NO (1) NO165447C (de)
PT (1) PT81474B (de)

Families Citing this family (139)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE456428B (sv) * 1986-05-12 1988-10-03 Santrade Ltd Hardmetallkropp for bergborrning med bindefasgradient och sett att framstella densamma
USRE35538E (en) * 1986-05-12 1997-06-17 Santrade Limited Sintered body for chip forming machine
SE453202B (sv) * 1986-05-12 1988-01-18 Sandvik Ab Sinterkropp for skerande bearbetning
DE68916987T2 (de) * 1988-03-11 1994-12-01 Vermont American Corp Borbehandeltes Hartmetall.
JP2775810B2 (ja) * 1989-02-10 1998-07-16 住友電気工業株式会社 複合領域を有する超硬合金
JP2760007B2 (ja) * 1989-02-21 1998-05-28 住友電気工業株式会社 耐摩工具用超硬合金及びその製造方法
US5066553A (en) * 1989-04-12 1991-11-19 Mitsubishi Metal Corporation Surface-coated tool member of tungsten carbide based cemented carbide
SE463574B (sv) * 1989-04-24 1990-12-10 Sandvik Ab Verktyg samt skaer av haardmetall foer skaerande bearbetning av fasta material
US5074623A (en) * 1989-04-24 1991-12-24 Sandvik Ab Tool for cutting solid material
DE69025582T3 (de) * 1989-12-27 2001-05-31 Sumitomo Electric Industries Beschichteter Hartmetallkörper und Verfahren zu seiner Herstellung
JP2762745B2 (ja) * 1989-12-27 1998-06-04 住友電気工業株式会社 被覆超硬合金及びその製造法
US5154245A (en) * 1990-04-19 1992-10-13 Sandvik Ab Diamond rock tools for percussive and rotary crushing rock drilling
SE9002135D0 (sv) * 1990-06-15 1990-06-15 Sandvik Ab Improved tools for percussive and rotary crusching rock drilling provided with a diamond layer
SE9002137D0 (sv) * 1990-06-15 1990-06-15 Diamant Boart Stratabit Sa Improved tools for cutting rock drilling
SE9002136D0 (sv) * 1990-06-15 1990-06-15 Sandvik Ab Cement carbide body for rock drilling, mineral cutting and highway engineering
US5250367A (en) * 1990-09-17 1993-10-05 Kennametal Inc. Binder enriched CVD and PVD coated cutting tool
US5266388A (en) * 1990-09-17 1993-11-30 Kennametal Inc. Binder enriched coated cutting tool
SE9003251D0 (sv) * 1990-10-11 1990-10-11 Diamant Boart Stratabit Sa Improved tools for rock drilling, metal cutting and wear part applications
SE9004124D0 (sv) * 1990-12-21 1990-12-21 Sandvik Ab Haardmetallverktyg foer klippning och stansning
SE500049C2 (sv) * 1991-02-05 1994-03-28 Sandvik Ab Hårdmetallkropp med ökad seghet för mineralavverkning samt sätt att framställa denna
JPH0726173B2 (ja) * 1991-02-13 1995-03-22 東芝タンガロイ株式会社 高靭性サーメット及びその製造方法
SE500050C2 (sv) * 1991-02-18 1994-03-28 Sandvik Ab Hårdmetallkropp för slitande mineralavverkning och sätt att framställa denna
JP3191878B2 (ja) * 1991-02-21 2001-07-23 三菱マテリアル株式会社 気相合成ダイヤモンド被覆切削工具の製造法
WO1992018656A1 (en) * 1991-04-10 1992-10-29 Sandvik Ab Method of making cemented carbide articles
AU651210B2 (en) * 1991-06-04 1994-07-14 De Beers Industrial Diamond Division (Proprietary) Limited Composite diamond abrasive compact
SE505461C2 (sv) * 1991-11-13 1997-09-01 Sandvik Ab Hårdmetallkropp med ökad slitstyrka
SE469822B (sv) * 1992-02-07 1993-09-27 Sandvik Ab Hårdmetallvals för valsning av metallband och trådplattning
SE9200530D0 (sv) * 1992-02-21 1992-02-21 Sandvik Ab Haardmetall med bindefasanrikad ytzon
DE69304742T3 (de) * 1992-03-05 2001-06-13 Sumitomo Electric Industries Beschichteter Hartmetallkörper
CA2092932C (en) * 1992-04-17 1996-12-31 Katsuya Uchino Coated cemented carbide member and method of manufacturing the same
US6623516B2 (en) * 1992-08-13 2003-09-23 Mark A. Saab Method for changing the temperature of a selected body region
US5417475A (en) * 1992-08-19 1995-05-23 Sandvik Ab Tool comprised of a holder body and a hard insert and method of using same
US5374471A (en) * 1992-11-27 1994-12-20 Mitsubishi Materials Corporation Multilayer coated hard alloy cutting tool
US5467669A (en) * 1993-05-03 1995-11-21 American National Carbide Company Cutting tool insert
SE503038C2 (sv) * 1993-07-09 1996-03-11 Sandvik Ab Diamantbelagt skärande verktyg av hårdmetall eller keramik
SE501913C2 (sv) * 1993-10-21 1995-06-19 Sandvik Ab Skär för skärande verktyg
EP0730670B1 (de) * 1993-10-29 1999-05-19 Balzers Aktiengesellschaft Beschichteter körper, verfahren zu dessen herstellung sowie dessen verwendung
US5837071A (en) * 1993-11-03 1998-11-17 Sandvik Ab Diamond coated cutting tool insert and method of making same
SE507098C2 (sv) * 1994-10-12 1998-03-30 Sandvik Ab Stift av hårdmetall och bergborrkrona för slående borrning
US5762843A (en) * 1994-12-23 1998-06-09 Kennametal Inc. Method of making composite cermet articles
US5679445A (en) * 1994-12-23 1997-10-21 Kennametal Inc. Composite cermet articles and method of making
US5541006A (en) * 1994-12-23 1996-07-30 Kennametal Inc. Method of making composite cermet articles and the articles
US5594931A (en) * 1995-05-09 1997-01-14 Newcomer Products, Inc. Layered composite carbide product and method of manufacture
SE513740C2 (sv) * 1995-12-22 2000-10-30 Sandvik Ab Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytning
SE510778C2 (sv) * 1996-07-11 1999-06-21 Sandvik Ab Belagt skär för finfräsning av grått gjutjärn
US5955186A (en) * 1996-10-15 1999-09-21 Kennametal Inc. Coated cutting insert with A C porosity substrate having non-stratified surface binder enrichment
SE510763C2 (sv) * 1996-12-20 1999-06-21 Sandvik Ab Ämne för ett borr eller en pinnfräs för metallbearbetning
US5979578A (en) * 1997-06-05 1999-11-09 Smith International, Inc. Multi-layer, multi-grade multiple cutting surface PDC cutter
US6024776A (en) * 1997-08-27 2000-02-15 Kennametal Inc. Cermet having a binder with improved plasticity
US6010283A (en) * 1997-08-27 2000-01-04 Kennametal Inc. Cutting insert of a cermet having a Co-Ni-Fe-binder
US6170917B1 (en) 1997-08-27 2001-01-09 Kennametal Inc. Pick-style tool with a cermet insert having a Co-Ni-Fe-binder
US5992546A (en) * 1997-08-27 1999-11-30 Kennametal Inc. Rotary earth strata penetrating tool with a cermet insert having a co-ni-fe-binder
US6022175A (en) * 1997-08-27 2000-02-08 Kennametal Inc. Elongate rotary tool comprising a cermet having a Co-Ni-Fe binder
JP3135877B2 (ja) 1997-11-27 2001-02-19 シャープ株式会社 Ｕｐ／Ｄｏｗｎチューナ
ZA99430B (en) 1998-01-23 1999-07-21 Smith International Hardfacing rock bit cones for erosion protection.
US6244364B1 (en) 1998-01-27 2001-06-12 Smith International, Inc. Earth-boring bit having cobalt/tungsten carbide inserts
US6217992B1 (en) 1999-05-21 2001-04-17 Kennametal Pc Inc. Coated cutting insert with a C porosity substrate having non-stratified surface binder enrichment
US6908688B1 (en) 2000-08-04 2005-06-21 Kennametal Inc. Graded composite hardmetals
SE522845C2 (sv) 2000-11-22 2004-03-09 Sandvik Ab Sätt att tillverka ett skär sammansatt av olika hårdmetallsorter
AT5837U1 (de) * 2002-04-17 2002-12-27 Plansee Tizit Ag Hartmetallbauteil mit gradiertem aufbau
US6869460B1 (en) 2003-09-22 2005-03-22 Valenite, Llc Cemented carbide article having binder gradient and process for producing the same
CN100341647C (zh) * 2003-09-24 2007-10-10 自贡硬质合金有限责任公司 一种性能呈梯度变化的硬质合金拉丝模具的生产方法
US7384443B2 (en) * 2003-12-12 2008-06-10 Tdy Industries, Inc. Hybrid cemented carbide composites
DE602004012521T8 (de) * 2003-12-15 2009-08-13 Sandvik Intellectual Property Ab Sinterkarbideinsatz und Methode zu dessen Herstellung
CA2547926C (en) * 2003-12-15 2013-08-06 Sandvik Intellectual Property Ab Cemented carbide tools for mining and construction applications and method of making the same
US20050262774A1 (en) * 2004-04-23 2005-12-01 Eyre Ronald K Low cobalt carbide polycrystalline diamond compacts, methods for forming the same, and bit bodies incorporating the 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
US20050211475A1 (en) 2004-04-28 2005-09-29 Mirchandani Prakash K Earth-boring bits
US7699904B2 (en) * 2004-06-14 2010-04-20 University Of Utah Research Foundation Functionally graded cemented tungsten carbide
US7513320B2 (en) * 2004-12-16 2009-04-07 Tdy Industries, Inc. Cemented carbide inserts for earth-boring bits
US8637127B2 (en) 2005-06-27 2014-01-28 Kennametal Inc. Composite article with coolant channels and tool fabrication method
US7687156B2 (en) 2005-08-18 2010-03-30 Tdy Industries, Inc. Composite cutting inserts and methods of making the same
US8002052B2 (en) 2005-09-09 2011-08-23 Baker Hughes Incorporated Particle-matrix composite drill bits with hardfacing
US7597159B2 (en) * 2005-09-09 2009-10-06 Baker Hughes Incorporated Drill bits and drilling tools including abrasive wear-resistant materials
US7776256B2 (en) * 2005-11-10 2010-08-17 Baker Huges Incorporated Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies
US7703555B2 (en) * 2005-09-09 2010-04-27 Baker Hughes Incorporated Drilling tools having hardfacing with nickel-based matrix materials and hard particles
US7997359B2 (en) * 2005-09-09 2011-08-16 Baker Hughes Incorporated Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials
US7887747B2 (en) * 2005-09-12 2011-02-15 Sanalloy Industry Co., Ltd. High strength hard alloy and method of preparing the same
US7802495B2 (en) * 2005-11-10 2010-09-28 Baker Hughes Incorporated Methods of forming earth-boring rotary drill bits
US7784567B2 (en) 2005-11-10 2010-08-31 Baker Hughes Incorporated Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits
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
US7807099B2 (en) * 2005-11-10 2010-10-05 Baker Hughes Incorporated Method for forming earth-boring tools comprising silicon carbide composite materials
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
US7510032B2 (en) * 2006-03-31 2009-03-31 Kennametal Inc. Hard composite cutting insert and method of making the same
EP2327856B1 (de) 2006-04-27 2016-06-08 Kennametal Inc. Modulare erdbohrmeissel mit fixiertem schneider, modulare erdbohrmeisselkörper mit fixiertem schneider und entsprechende verfahren
US20090058174A1 (en) * 2006-08-11 2009-03-05 Hall David R Attack Tool
EP2066864A1 (de) * 2006-08-30 2009-06-10 Baker Hughes Incorporated Verfahren zur aufbringung eines verschleissresistenten materials auf den äusseren oberflächen von erdbohrwerkzeugen und daraus resultierende strukturen
WO2008051588A2 (en) 2006-10-25 2008-05-02 Tdy Industries, Inc. Articles having improved resistance to thermal cracking
US8272295B2 (en) * 2006-12-07 2012-09-25 Baker Hughes Incorporated Displacement members and intermediate structures for use in forming at least a portion of bit bodies of earth-boring rotary drill bits
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
US7841259B2 (en) * 2006-12-27 2010-11-30 Baker Hughes Incorporated Methods of forming bit bodies
DE102007006943A1 (de) * 2007-02-13 2008-08-14 Robert Bosch Gmbh Schneidelement für einen Gesteinsbohrer und ein Verfahren zur Herstellung eines Schneidelements für einen Gesteinsbohrer
US8512882B2 (en) * 2007-02-19 2013-08-20 TDY Industries, LLC Carbide cutting insert
US20080202814A1 (en) * 2007-02-23 2008-08-28 Lyons Nicholas J Earth-boring tools and cutter assemblies having a cutting element co-sintered with a cone structure, methods of using the same
US7846551B2 (en) 2007-03-16 2010-12-07 Tdy Industries, Inc. Composite articles
FR2914206B1 (fr) * 2007-03-27 2009-09-04 Sas Varel Europ Soc Par Action Procede pour fabriquer une piece comprenant au moins un bloc en materiau dense constitue de particules dures dispersees dans une phase liante : application a des outils de coupe ou de forage.
US8858871B2 (en) * 2007-03-27 2014-10-14 Varel International Ind., L.P. Process for the production of a thermally stable polycrystalline diamond compact
WO2009111749A1 (en) * 2008-03-07 2009-09-11 University Of Utah Thermal degradation and crack resistant functionally graded cemented tungsten carbide and polycrystalline diamond
US8790439B2 (en) 2008-06-02 2014-07-29 Kennametal Inc. Composite sintered powder metal articles
JP2011523681A (ja) 2008-06-02 2011-08-18 ティーディーワイ・インダストリーズ・インコーポレーテッド 超硬合金−金属合金複合体
US7703556B2 (en) 2008-06-04 2010-04-27 Baker Hughes Incorporated Methods of attaching a shank to a body of an earth-boring tool including a load-bearing joint and tools formed by such methods
US20090308662A1 (en) * 2008-06-11 2009-12-17 Lyons Nicholas J Method of selectively adapting material properties across a rock bit cone
US8261632B2 (en) 2008-07-09 2012-09-11 Baker Hughes Incorporated Methods of forming earth-boring drill bits
US8025112B2 (en) 2008-08-22 2011-09-27 Tdy Industries, Inc. Earth-boring bits and other parts including cemented carbide
US8322465B2 (en) 2008-08-22 2012-12-04 TDY Industries, LLC Earth-boring bit parts including hybrid cemented carbides and methods of making the same
GB0816837D0 (en) * 2008-09-15 2008-10-22 Element Six Holding Gmbh A Hard-Metal
GB0816836D0 (en) 2008-09-15 2008-10-22 Element Six Holding Gmbh Steel wear part with hard facing
FR2936817B1 (fr) * 2008-10-07 2013-07-19 Varel Europ Procece pour fabriquer une piece comprenant un bloc en materiau dense du type carbure cemente, presentant un grandient de proprietes et piece obtenue
US8163232B2 (en) * 2008-10-28 2012-04-24 University Of Utah Research Foundation Method for making functionally graded cemented tungsten carbide with engineered hard surface
US8220566B2 (en) * 2008-10-30 2012-07-17 Baker Hughes Incorporated Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring tools including such particles, and methods of forming such particles, materials, and tools
EP2184122A1 (de) 2008-11-11 2010-05-12 Sandvik Intellectual Property AB Zementierter Carbidkörper und Verfahren
US8069937B2 (en) 2009-02-26 2011-12-06 Us Synthetic Corporation Polycrystalline diamond compact including a cemented tungsten carbide substrate that is substantially free of tungsten carbide grains exhibiting abnormal grain growth and applications therefor
US20120177453A1 (en) 2009-02-27 2012-07-12 Igor Yuri Konyashin Hard-metal body
US8272816B2 (en) 2009-05-12 2012-09-25 TDY Industries, LLC Composite cemented carbide rotary cutting tools and rotary cutting tool blanks
EP2221131A1 (de) * 2009-05-29 2010-08-25 Sandvik Intellectual Property AB Verfahren zur Herstellung eines kompakten Puder- und gesinterten Verbundkörpers
US8201610B2 (en) 2009-06-05 2012-06-19 Baker Hughes Incorporated Methods for manufacturing downhole tools and downhole tool parts
US8308096B2 (en) 2009-07-14 2012-11-13 TDY Industries, LLC Reinforced roll and method of making same
US8440314B2 (en) * 2009-08-25 2013-05-14 TDY Industries, LLC Coated cutting tools having a platinum group metal concentration gradient and related processes
US9643236B2 (en) 2009-11-11 2017-05-09 Landis Solutions Llc Thread rolling die and method of making same
US9388482B2 (en) 2009-11-19 2016-07-12 University Of Utah Research Foundation Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same
US8936750B2 (en) * 2009-11-19 2015-01-20 University Of Utah Research Foundation Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same
WO2011146752A2 (en) 2010-05-20 2011-11-24 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools, and articles formed by such methods
RU2012155101A (ru) 2010-05-20 2014-06-27 Бейкер Хьюз Инкорпорейтед Способы формирования по меньшей мере части бурильного инструмента
CA2799911A1 (en) 2010-05-20 2011-11-24 Baker Hughes Incorporated Methods of forming at least a portion of earth-boring tools, and articles formed by such methods
US8800848B2 (en) 2011-08-31 2014-08-12 Kennametal Inc. Methods of forming wear resistant layers on metallic surfaces
US9016406B2 (en) 2011-09-22 2015-04-28 Kennametal Inc. Cutting inserts for earth-boring bits
CN102560169A (zh) * 2012-02-27 2012-07-11 中南大学 将硬度突变型转变为硬度渐变型梯度硬质合金的方法
CN102720434B (zh) * 2012-06-29 2015-09-09 河南晶锐超硬材料有限公司 聚晶金刚石硬质合金复合片基体、复合片及其制备方法
US9242215B2 (en) * 2012-08-30 2016-01-26 Diamond Innovations, Inc. Infiltration compositions for PCD by using coated carbide substrates
US9108301B2 (en) 2013-03-15 2015-08-18 Diamond Innovations, Inc. Delayed diffusion of novel species from the back side of carbide
CN103184382B (zh) * 2013-04-11 2015-11-18 北京工业大学 一种耐腐蚀的硬质合金及制备方法
US10040127B2 (en) 2014-03-14 2018-08-07 Kennametal Inc. Boring bar with improved stiffness
CN105156038B (zh) * 2015-08-27 2017-09-22 武汉钢铁有限公司 牙轮钻头梯度复合材料合金齿及其加工方法
JP7104626B2 (ja) 2015-12-21 2022-07-21 サンドビック インテレクチュアル プロパティー アクティエボラーグ 切削工具
US11590572B2 (en) 2016-12-20 2023-02-28 Sandvik Intellectual Property Ab Cutting tool
CN108085556A (zh) * 2017-12-21 2018-05-29 洛阳名力科技开发有限公司 一种WC-Fe-Ni-Co硬质合金的制备方法
CN111042745B (zh) * 2018-10-12 2022-09-23 中国石油化工股份有限公司 钻铤
CN110629095A (zh) * 2019-08-09 2019-12-31 株洲美特优硬质合金有限公司 梯度硬质合金复合棒材及其制备方法
EP4104952A1 (de) 2021-06-16 2022-12-21 Sandvik Mining and Construction Tools AB Hartmetalleinsatz mit eta-phasenkern

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2121448A (en) * 1936-02-14 1938-06-21 Siemens Ag Hard metal composition
US2285900A (en) * 1941-02-05 1942-06-09 Steel Fabricators Co Supporting device for infants
GB1133995A (en) * 1964-11-21 1968-11-20 Sumitomo Electric Industries Improved point ball of ball point pens and method of manufacturing same
US3329487A (en) * 1965-02-15 1967-07-04 Firth Sterling Inc Sintered three-phase welding alloy of fe3w3c, wc, and fe
SE375474B (de) * 1969-02-21 1975-04-21 Sandvik Ab
US4097275A (en) * 1973-07-05 1978-06-27 Erich Horvath Cemented carbide metal alloy containing auxiliary metal, and process for its manufacture
DE2433737C3 (de) * 1974-07-13 1980-05-14 Fried. Krupp Gmbh, 4300 Essen Hartmetallkörper, Verfahren zu seiner Herstellung und seine Verwendung
US4049876A (en) * 1974-10-18 1977-09-20 Sumitomo Electric Industries, Ltd. Cemented carbonitride alloys
US4035541A (en) * 1975-11-17 1977-07-12 Kennametal Inc. Sintered cemented carbide body coated with three layers
US4066451A (en) * 1976-02-17 1978-01-03 Erwin Rudy Carbide compositions for wear-resistant facings and method of fabrication
US4150195A (en) * 1976-06-18 1979-04-17 Sumitomo Electric Industries, Ltd. Surface-coated cemented carbide article and a process for the production thereof
JPS5420909A (en) * 1977-07-17 1979-02-16 Sumitomo Electric Ind Ltd Method of apparatus for sintering supper hard alloy
US4265662A (en) * 1977-12-29 1981-05-05 Sumitomo Electric Industries, Ltd. Hard alloy containing molybdenum and tungsten
US4368788A (en) * 1980-09-10 1983-01-18 Reed Rock Bit Company Metal cutting tools utilizing gradient composites
CA1174438A (en) * 1981-03-27 1984-09-18 Bela J. Nemeth Preferentially binder enriched cemented carbide bodies and method of manufacture

Also Published As

Publication number Publication date
ES548783A0 (es) 1987-06-01
FI79862B (fi) 1989-11-30
FI854321A (fi) 1986-05-14
EP0182759B1 (de) 1989-12-13
CN85108173A (zh) 1986-05-10
CN1016711B (zh) 1992-05-20
FI79862C (fi) 1991-12-27
ES8706093A1 (es) 1987-06-01
EP0182759A1 (de) 1986-05-28
IE58589B1 (en) 1993-10-06
CA1249606A (en) 1989-01-31
MX170150B (es) 1993-08-10
US4743515A (en) 1988-05-10
NO165447B (no) 1990-11-05
BR8505668A (pt) 1986-08-12
PT81474A (en) 1985-12-01
FI854321A0 (fi) 1985-11-04
NO165447C (no) 1991-08-20
JPS61179846A (ja) 1986-08-12
PT81474B (pt) 1991-10-31
JPH068477B2 (ja) 1994-02-02
AU4973685A (en) 1986-05-22
EP0182759B2 (de) 1993-12-15
NO854508L (no) 1986-05-14
IE852817L (en) 1986-05-13
AU588003B2 (en) 1989-09-07

Similar Documents

Publication Publication Date Title
DE3574738D1 (de) Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien.
DE3577411D1 (de) Bohrer und zugehoeriger schneideinsatz.
DE3880214D1 (de) Diamant ethaltendes werkzeug zum gesteinsbohren und bearbeiten.
DE3570901D1 (en) Diamond drill bit with varied cutting elements
EP0480895A3 (en) Improved diamond tools for rock drilling, metal cutting and wear part applications
ZA879177B (en) Erosion resistant cutting bit with hardfacing
DE3778695D1 (de) Kombinationswerkzeug zum bohren und schlichten.
DE3581668D1 (de) Niedrigschmelzendes homogenes hartloetmetall zum verbinden von eisen- und nichteisenmetallen.
DE69130039D1 (de) Sinterkarbidkörper zum Gesteinsbohren, zum Schneiden von Mineralien und zum Herstellen von Strassen
KR850010620U (ko) 전삭공구용 트로우 어웨이팁
NO163059C (no) Vandig borevaeske og anvendelse derav.
DE68922520D1 (de) Schneideinsatz zum Grob- und Feinbearbeiten.
IT1182743B (it) Perfezionamento nei metodi di trivellazione
DE3675254D1 (de) Werkzeug und einsatz, z.b. zum drehen.
DE3866038D1 (de) Bohrer und zugehoeriger schneideinsatz.
IT8125060A0 (it) Utensile di foratura e di alesatura.
DE3861969D1 (de) Vorrichtung zum schneiden, bohren o. dergl. bearbeiten von gestein, erzen, beton oder dergleichen.
AT379656B (de) Fels- bzw. gesteinsbrechwerkzeug
DE3580336D1 (de) Schneidwerkzeug.
GB2155083B (en) Improved drill bit and cutter therefor
DE59107963D1 (de) Hartmetall. bzw. hartstoffbestückte Bohr-, Meissel-und Trennwerkzeuge
GB2177644B (en) Electrode-tool for electroerosive drilling of holes in workpieces and methods of electroerosive drilling of holes in workpieces by such electrode-tool.
AT387262B (de) Vorrichtung zum bohren in gestein, erz od.dgl.
ATA384484A (de) Prallmuehle zum zerkleinern von gestein od.dgl.
ATE48655T1 (de) Gesinterte hartmetallegierung zum gesteinsbohren und zum schneiden von mineralien.

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee