SE513740C2 - Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytning - Google Patents
Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytningInfo
- Publication number
- SE513740C2 SE513740C2 SE9504623A SE9504623A SE513740C2 SE 513740 C2 SE513740 C2 SE 513740C2 SE 9504623 A SE9504623 A SE 9504623A SE 9504623 A SE9504623 A SE 9504623A SE 513740 C2 SE513740 C2 SE 513740C2
- Authority
- SE
- Sweden
- Prior art keywords
- core
- phase
- cobalt
- grain size
- surface zone
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 9
- 239000011435 rock Substances 0.000 title claims abstract description 9
- 238000005065 mining Methods 0.000 title claims description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims 2
- 239000011707 mineral Substances 0.000 title claims 2
- 229910052751 metal Inorganic materials 0.000 title description 4
- 239000002184 metal Substances 0.000 title description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000010941 cobalt Substances 0.000 claims abstract description 25
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 25
- 239000011230 binding agent Substances 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000009826 distribution Methods 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052735 hafnium Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 239000000843 powder Substances 0.000 abstract description 8
- 238000005245 sintering Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 239000000470 constituent Substances 0.000 abstract 3
- 239000003245 coal Substances 0.000 description 4
- 241000270322 Lepidosauria Species 0.000 description 3
- 229910009043 WC-Co Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052626 biotite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011044 quartzite Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/18—Non-metallic particles coated with metal
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
- Earth Drilling (AREA)
- Carbon And Carbon Compounds (AREA)
- Ceramic Products (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9504623A SE513740C2 (sv) | 1995-12-22 | 1995-12-22 | Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytning |
| AT96943448T ATE199409T1 (de) | 1995-12-22 | 1996-12-17 | Sinterkarbidkörper mit erhöhtem verschleisswiderstand |
| AU12180/97A AU1218097A (en) | 1995-12-22 | 1996-12-17 | Cemented carbide body with increased wear resistance |
| DE69611909T DE69611909T2 (de) | 1995-12-22 | 1996-12-17 | Sinterkarbidkörper mit erhöhtem verschleisswiderstand |
| PCT/SE1996/001682 WO1997023660A1 (en) | 1995-12-22 | 1996-12-17 | Cemented carbide body with increased wear resistance |
| EP96943448A EP0826071B1 (de) | 1995-12-22 | 1996-12-17 | Sinterkarbidkörper mit erhöhtem verschleisswiderstand |
| ZA9610719A ZA9610719B (en) | 1995-12-22 | 1996-12-19 | Cemented carbide body with increased wear resistance |
| US08/772,101 US5856626A (en) | 1995-12-22 | 1996-12-20 | Cemented carbide body with increased wear resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9504623A SE513740C2 (sv) | 1995-12-22 | 1995-12-22 | Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytning |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9504623D0 SE9504623D0 (sv) | 1995-12-22 |
| SE9504623L SE9504623L (sv) | 1997-06-23 |
| SE513740C2 true SE513740C2 (sv) | 2000-10-30 |
Family
ID=20400704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9504623A SE513740C2 (sv) | 1995-12-22 | 1995-12-22 | Slitstark hårmetallkropp främst för användning vid bergborrning och mineralbrytning |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5856626A (de) |
| EP (1) | EP0826071B1 (de) |
| AT (1) | ATE199409T1 (de) |
| AU (1) | AU1218097A (de) |
| DE (1) | DE69611909T2 (de) |
| SE (1) | SE513740C2 (de) |
| WO (1) | WO1997023660A1 (de) |
| ZA (1) | ZA9610719B (de) |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9802487D0 (sv) * | 1998-07-09 | 1998-07-09 | Sandvik Ab | Cemented carbide insert with binder phase enriched surface zone |
| US6173798B1 (en) * | 1999-02-23 | 2001-01-16 | Kennametal Inc. | Tungsten carbide nickel- chromium alloy hard member and tools using the same |
| SE522730C2 (sv) * | 2000-11-23 | 2004-03-02 | Sandvik Ab | Metod för tillverkning av en belagd hårdmetallkropp avsedd för skärande bearbetning |
| DE10244955C5 (de) * | 2001-09-26 | 2021-12-23 | Kyocera Corp. | Sinterhartmetall, Verwendung eines Sinterhartmetalls und Verfahren zur Herstellung eines Sinterhartmetalls |
| JP2003251503A (ja) * | 2001-12-26 | 2003-09-09 | Sumitomo Electric Ind Ltd | 表面被覆切削工具 |
| AT5837U1 (de) * | 2002-04-17 | 2002-12-27 | Plansee Tizit Ag | Hartmetallbauteil mit gradiertem aufbau |
| DE10300420A1 (de) * | 2003-01-09 | 2004-07-22 | Ceratizit Horb Gmbh | Hartmetallformkörper |
| US6869460B1 (en) | 2003-09-22 | 2005-03-22 | Valenite, Llc | Cemented carbide article having binder gradient and process for producing the same |
| DE10354543B3 (de) * | 2003-11-21 | 2005-08-04 | H.C. Starck Gmbh | Dualphasenhartstoff, Verfahren zu seiner Herstellung und dessen Verwendung |
| US7384443B2 (en) * | 2003-12-12 | 2008-06-10 | Tdy Industries, Inc. | Hybrid cemented carbide composites |
| WO2005056854A1 (en) * | 2003-12-15 | 2005-06-23 | Sandvik Intellectual Property Ab | Cemented carbide tools for mining and construction applications and method of making the same |
| SE526601C2 (sv) * | 2003-12-15 | 2005-10-18 | Sandvik Intellectual Property | Hårdmetallskär och sätt att tillverka detsamma |
| DE602004012521T8 (de) * | 2003-12-15 | 2009-08-13 | Sandvik Intellectual Property Ab | Sinterkarbideinsatz und Methode zu dessen Herstellung |
| US20080101977A1 (en) * | 2005-04-28 | 2008-05-01 | Eason Jimmy W | Sintered bodies for earth-boring rotary drill bits and methods of forming 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 |
| US20060024140A1 (en) * | 2004-07-30 | 2006-02-02 | Wolff Edward C | Removable tap chasers and tap systems including the same |
| DE102004051288B4 (de) * | 2004-10-15 | 2009-04-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Polykristallines Hartstoffpulver, Kompositwerkstoff mit einem polykristallinen Hartstoffpulver und Verfahren zur Herstellung eines polykristallinen Hartstoffpulvers |
| 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 |
| 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 |
| 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 |
| US7703555B2 (en) | 2005-09-09 | 2010-04-27 | Baker Hughes Incorporated | Drilling tools having hardfacing with nickel-based matrix materials and hard particles |
| 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 |
| EP1951921A2 (de) * | 2005-10-11 | 2008-08-06 | Baker Hughes Incorporated | System, verfahren und vorrichtung zur erhöhung der dauerhaftigkeit von erdbohrern |
| US7802495B2 (en) * | 2005-11-10 | 2010-09-28 | Baker Hughes Incorporated | Methods of forming earth-boring rotary drill 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 |
| 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 |
| 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 |
| US7807099B2 (en) | 2005-11-10 | 2010-10-05 | Baker Hughes Incorporated | Method for forming earth-boring tools comprising silicon carbide composite materials |
| JP2009535536A (ja) * | 2006-04-27 | 2009-10-01 | 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 | モジュール型の固定カッターボーリングビット、モジュール型の固定カッターボーリングビット本体及びそれに関連する方法 |
| CA2662966C (en) | 2006-08-30 | 2012-11-13 | Baker Hughes Incorporated | Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures |
| 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 |
| 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 |
| 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 |
| CN102112642B (zh) * | 2008-06-02 | 2013-11-06 | Tdy工业有限责任公司 | 烧结碳化物-金属合金复合物 |
| 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 |
| US8261632B2 (en) | 2008-07-09 | 2012-09-11 | Baker Hughes Incorporated | Methods of forming earth-boring drill bits |
| 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 |
| US8025112B2 (en) | 2008-08-22 | 2011-09-27 | Tdy Industries, Inc. | Earth-boring bits and other parts including cemented carbide |
| GB0816836D0 (en) | 2008-09-15 | 2008-10-22 | Element Six Holding Gmbh | Steel wear part with hard facing |
| GB0816837D0 (en) * | 2008-09-15 | 2008-10-22 | Element Six Holding Gmbh | A Hard-Metal |
| 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 |
| 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 |
| 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 |
| CA2799987A1 (en) | 2010-05-20 | 2011-11-24 | Baker Hugues Incorporated | Methods of forming at least a portion of earth-boring tools |
| RU2012155102A (ru) | 2010-05-20 | 2014-06-27 | Бейкер Хьюз Инкорпорейтед | Способ формирования по меньшей мере части бурильного инструмента и изделия, сформированные таким способом |
| 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 |
| US9764523B2 (en) | 2011-11-29 | 2017-09-19 | Smith International, Inc. | High pressure carbide component with surfaces incorporating gradient structures |
| CN121380711B (zh) * | 2025-12-25 | 2026-03-17 | 崇义章源钨业股份有限公司 | 一种减小大制品硬质合金烧结变形的方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0182759B2 (de) * | 1984-11-13 | 1993-12-15 | Santrade Ltd. | Gesinterte Hartmetallegierung zum Gesteinsbohren und zum Schneiden von Mineralien |
| US4708037A (en) * | 1985-11-18 | 1987-11-24 | Gte Laboratories Incorporated | Coated cemented carbide tool for steel roughing applications and methods for machining |
| SE500049C2 (sv) * | 1991-02-05 | 1994-03-28 | Sandvik Ab | Hårdmetallkropp med ökad seghet för mineralavverkning samt sätt att framställa denna |
| SE500050C2 (sv) * | 1991-02-18 | 1994-03-28 | Sandvik Ab | Hårdmetallkropp för slitande mineralavverkning och sätt att framställa denna |
| 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 |
| US5481049A (en) * | 1993-03-30 | 1996-01-02 | Mitsubishi Chemical Corporation | Process for producing alkadienols |
| SE503118C2 (sv) * | 1993-11-25 | 1996-03-25 | Asea Atom Ab | Förfarande och anordning vid omrörning av en blandning i en behållare |
| SE504244C2 (sv) * | 1994-03-29 | 1996-12-16 | Sandvik Ab | Sätt att tillverka kompositmaterial av hårdämnen i en metallbindefas |
| SE502754C2 (sv) * | 1994-03-31 | 1995-12-18 | Sandvik Ab | Sätt att framställa belagt hårdämnespulver |
-
1995
- 1995-12-22 SE SE9504623A patent/SE513740C2/sv not_active IP Right Cessation
-
1996
- 1996-12-17 DE DE69611909T patent/DE69611909T2/de not_active Expired - Fee Related
- 1996-12-17 AU AU12180/97A patent/AU1218097A/en not_active Abandoned
- 1996-12-17 EP EP96943448A patent/EP0826071B1/de not_active Expired - Lifetime
- 1996-12-17 AT AT96943448T patent/ATE199409T1/de not_active IP Right Cessation
- 1996-12-17 WO PCT/SE1996/001682 patent/WO1997023660A1/en not_active Ceased
- 1996-12-19 ZA ZA9610719A patent/ZA9610719B/xx unknown
- 1996-12-20 US US08/772,101 patent/US5856626A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ZA9610719B (en) | 1997-06-27 |
| SE9504623D0 (sv) | 1995-12-22 |
| EP0826071B1 (de) | 2001-02-28 |
| US5856626A (en) | 1999-01-05 |
| EP0826071A1 (de) | 1998-03-04 |
| DE69611909D1 (de) | 2001-04-05 |
| ATE199409T1 (de) | 2001-03-15 |
| WO1997023660A1 (en) | 1997-07-03 |
| SE9504623L (sv) | 1997-06-23 |
| AU1218097A (en) | 1997-07-17 |
| DE69611909T2 (de) | 2001-06-13 |
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