FI72753C - Slitstark kropp av en staol-haordkarbidkomposit, foerfarande foer framstaellning av densamma samt staol-haordkarbidverktyg med makrostruktur. - Google Patents
Slitstark kropp av en staol-haordkarbidkomposit, foerfarande foer framstaellning av densamma samt staol-haordkarbidverktyg med makrostruktur. Download PDFInfo
- Publication number
- FI72753C FI72753C FI812533A FI812533A FI72753C FI 72753 C FI72753 C FI 72753C FI 812533 A FI812533 A FI 812533A FI 812533 A FI812533 A FI 812533A FI 72753 C FI72753 C FI 72753C
- Authority
- FI
- Finland
- Prior art keywords
- carbide
- steel
- matrix
- body according
- cemented
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 39
- 239000002131 composite material Substances 0.000 title claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 58
- 239000010959 steel Substances 0.000 claims description 58
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 45
- 239000002245 particle Substances 0.000 claims description 41
- 239000000843 powder Substances 0.000 claims description 32
- 239000011159 matrix material Substances 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 26
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 23
- 229910052742 iron Inorganic materials 0.000 claims description 19
- 238000005245 sintering Methods 0.000 claims description 19
- 239000000956 alloy Substances 0.000 claims description 17
- 229910045601 alloy Inorganic materials 0.000 claims description 16
- 239000010941 cobalt Substances 0.000 claims description 15
- 229910017052 cobalt Inorganic materials 0.000 claims description 15
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- 239000011230 binding agent Substances 0.000 claims description 13
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910003468 tantalcarbide Inorganic materials 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- UNASZPQZIFZUSI-UHFFFAOYSA-N methylidyneniobium Chemical compound [Nb]#C UNASZPQZIFZUSI-UHFFFAOYSA-N 0.000 claims description 3
- 239000006104 solid solution Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- QIJNJJZPYXGIQM-UHFFFAOYSA-N 1lambda4,2lambda4-dimolybdacyclopropa-1,2,3-triene Chemical compound [Mo]=C=[Mo] QIJNJJZPYXGIQM-UHFFFAOYSA-N 0.000 claims description 2
- 229910052580 B4C Inorganic materials 0.000 claims description 2
- 229910039444 MoC Inorganic materials 0.000 claims description 2
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 2
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 claims description 2
- WHJFNYXPKGDKBB-UHFFFAOYSA-N hafnium;methane Chemical compound C.[Hf] WHJFNYXPKGDKBB-UHFFFAOYSA-N 0.000 claims description 2
- NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910003470 tongbaite Inorganic materials 0.000 claims description 2
- 229910026551 ZrC Inorganic materials 0.000 claims 1
- OTCHGXYCWNXDOA-UHFFFAOYSA-N [C].[Zr] Chemical compound [C].[Zr] OTCHGXYCWNXDOA-UHFFFAOYSA-N 0.000 claims 1
- 239000012071 phase Substances 0.000 description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 15
- 229910052799 carbon Inorganic materials 0.000 description 10
- 150000001247 metal acetylides Chemical class 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 229910001018 Cast iron Inorganic materials 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000007791 liquid phase Substances 0.000 description 6
- 229910000975 Carbon steel Inorganic materials 0.000 description 5
- 238000005266 casting Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052721 tungsten Inorganic materials 0.000 description 5
- 229910000906 Bronze Inorganic materials 0.000 description 4
- 239000010962 carbon steel Substances 0.000 description 4
- UREBDLICKHMUKA-CXSFZGCWSA-N dexamethasone Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@]2(F)[C@@H]1[C@@H]1C[C@@H](C)[C@@](C(=O)CO)(O)[C@@]1(C)C[C@@H]2O UREBDLICKHMUKA-CXSFZGCWSA-N 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 238000007731 hot pressing Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- 239000010974 bronze Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229920000609 methyl cellulose Polymers 0.000 description 3
- 239000001923 methylcellulose Substances 0.000 description 3
- 238000004663 powder metallurgy Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004227 thermal cracking Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 241001475178 Dira Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- 238000006664 bond formation reaction Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002291 liquid-state sintering Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- -1 naphtha Chemical class 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000001778 solid-state sintering Methods 0.000 description 1
- LXMSZDCAJNLERA-ZHYRCANASA-N spironolactone Chemical compound C([C@@H]1[C@]2(C)CC[C@@H]3[C@@]4(C)CCC(=O)C=C4C[C@H]([C@@H]13)SC(=O)C)C[C@@]21CCC(=O)O1 LXMSZDCAJNLERA-ZHYRCANASA-N 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- C22C29/10—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 titanium 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
-
- 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
- C22C29/067—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 comprising a particular metallic binder
-
- 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
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17880580A | 1980-08-18 | 1980-08-18 | |
| US17880580 | 1980-08-18 | ||
| US25545381A | 1981-04-20 | 1981-04-20 | |
| US25545381 | 1981-04-20 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI812533L FI812533L (fi) | 1982-02-19 |
| FI72753B FI72753B (fi) | 1987-03-31 |
| FI72753C true FI72753C (fi) | 1987-07-10 |
Family
ID=26874678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI812533A FI72753C (fi) | 1980-08-18 | 1981-08-17 | Slitstark kropp av en staol-haordkarbidkomposit, foerfarande foer framstaellning av densamma samt staol-haordkarbidverktyg med makrostruktur. |
Country Status (14)
| Country | Link |
|---|---|
| EP (1) | EP0046209B1 (no) |
| KR (1) | KR850001553B1 (no) |
| AU (1) | AU553481B2 (no) |
| CA (1) | CA1188136A (no) |
| DE (1) | DE3175299D1 (no) |
| DK (1) | DK158957C (no) |
| ES (2) | ES504800A0 (no) |
| FI (1) | FI72753C (no) |
| IE (1) | IE52094B1 (no) |
| IL (1) | IL63549A (no) |
| MX (1) | MX157680A (no) |
| NO (1) | NO159773C (no) |
| NZ (1) | NZ197962A (no) |
| PT (1) | PT73531B (no) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE453649B (sv) * | 1984-11-09 | 1988-02-22 | Santrade Ltd | Verktyg i form av en kompoundkropp bestaende av en kerna och ett holje |
| DK165775C (da) * | 1985-07-18 | 1993-06-14 | Teknologisk Inst | Fremgangsmaade til fremstilling af en sliddel til et jordbearbejdningsredskab |
| SE462182B (sv) * | 1986-09-01 | 1990-05-14 | Sandvik Ab | Foerfarande foer framstaellning av en skyddsplatta i kompoundutfoerande saasom splitterskydd, kompoundpansar o d |
| DE4321143A1 (de) * | 1993-06-25 | 1995-01-05 | Saar Hartmetall & Werkzeuge | Verbundkörper, bestehend aus Werkstoffen unterschiedlicher thermischer und mechanischer Eigenschaften |
| DE4340652C2 (de) * | 1993-11-30 | 2003-10-16 | Widia Gmbh | Verbundwerkstoff und Verfahren zu seiner Herstellung |
| DE19855422A1 (de) | 1998-12-01 | 2000-06-08 | Basf Ag | Hartstoff-Sinterformteil mit einem nickel- und kobaltfreien, stickstoffhaltigen Stahl als Binder der Hartstoffphase |
| DE19912721C1 (de) * | 1999-03-20 | 2000-08-10 | Simon Karl Gmbh & Co Kg | Verfahren zum Herstellen einer Fräslamelle und nach dem Verfahren hergestellte Fräslamelle |
| US7556668B2 (en) | 2001-12-05 | 2009-07-07 | Baker Hughes Incorporated | Consolidated hard materials, methods of manufacture, and applications |
| US6854527B2 (en) | 2002-04-08 | 2005-02-15 | Kennametal Inc. | Fracture resistant carbide snowplow and grader blades |
| US11638987B2 (en) | 2017-12-01 | 2023-05-02 | Milwaukee Electric Tool Corporation | Wear resistant tool bit |
| USD921468S1 (en) | 2018-08-10 | 2021-06-08 | Milwaukee Electric Tool Corporation | Driver bit |
| CN113232380B (zh) * | 2021-04-30 | 2023-03-28 | 咸阳职业技术学院 | 一种高强高韧层状互通结构钢结硬质合金及其制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB530639A (en) * | 1938-06-16 | 1940-12-17 | Meutsch Voigtlaender & Co | Process for the production of articles provided with coatings or insets of hard metal |
| CH215453A (de) * | 1939-07-24 | 1941-06-30 | Krupp Ag | Aus einem Hartmetallkörper und einer Unterlage bestehender, als Arbeitsgerät oder Werkzeug verwendbarer Gegenstand. |
| SE333437B (no) * | 1969-03-03 | 1971-03-15 | Asea Ab | |
| DE2722271C3 (de) * | 1977-05-17 | 1979-12-06 | Thyssen Edelstahlwerke Ag, 4000 Duesseldorf | Verfahren zur Herstellung von Werkzeugen durch Verbundsinterung |
| GB2007720B (en) * | 1977-09-27 | 1982-08-18 | Nippon Tungsten | Cemented carbide layer |
| DE2916709A1 (de) * | 1979-04-25 | 1980-10-30 | Krebsoege Gmbh Sintermetall | Werkzeuge mit schneiden aus harten stoffen |
-
1981
- 1981-07-20 CA CA000382094A patent/CA1188136A/en not_active Expired
- 1981-07-22 DE DE8181105783T patent/DE3175299D1/de not_active Expired
- 1981-07-22 EP EP81105783A patent/EP0046209B1/en not_active Expired
- 1981-08-04 AU AU73680/81A patent/AU553481B2/en not_active Ceased
- 1981-08-07 NZ NZ197962A patent/NZ197962A/en unknown
- 1981-08-12 IL IL8163549A patent/IL63549A/xx not_active IP Right Cessation
- 1981-08-14 IE IE1872/81A patent/IE52094B1/en not_active IP Right Cessation
- 1981-08-14 MX MX81188743A patent/MX157680A/es unknown
- 1981-08-17 FI FI812533A patent/FI72753C/fi not_active IP Right Cessation
- 1981-08-17 PT PT73531A patent/PT73531B/pt unknown
- 1981-08-17 KR KR1019810002979A patent/KR850001553B1/ko active
- 1981-08-17 NO NO812781A patent/NO159773C/no unknown
- 1981-08-17 DK DK364581A patent/DK158957C/da not_active IP Right Cessation
- 1981-08-18 ES ES504800A patent/ES504800A0/es active Granted
-
1982
- 1982-07-30 ES ES514551A patent/ES8400271A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES514551A0 (es) | 1983-10-16 |
| KR850001553B1 (ko) | 1985-10-17 |
| NO159773C (no) | 1989-02-08 |
| FI72753B (fi) | 1987-03-31 |
| PT73531B (en) | 1982-11-03 |
| IL63549A (en) | 1983-12-30 |
| ES8301433A1 (es) | 1982-12-01 |
| EP0046209B1 (en) | 1986-09-10 |
| ES8400271A1 (es) | 1983-10-16 |
| AU553481B2 (en) | 1986-07-17 |
| NO812781L (no) | 1982-02-19 |
| DE3175299D1 (en) | 1986-10-16 |
| PT73531A (en) | 1981-09-01 |
| ES504800A0 (es) | 1982-12-01 |
| IE52094B1 (en) | 1987-06-10 |
| DK158957B (da) | 1990-08-06 |
| KR830006460A (ko) | 1983-09-24 |
| EP0046209A1 (en) | 1982-02-24 |
| FI812533L (fi) | 1982-02-19 |
| DK364581A (da) | 1982-02-19 |
| IL63549A0 (en) | 1981-11-30 |
| AU7368081A (en) | 1982-02-25 |
| NZ197962A (en) | 1985-05-31 |
| CA1188136A (en) | 1985-06-04 |
| DK158957C (da) | 1991-01-21 |
| IE811872L (en) | 1982-02-18 |
| NO159773B (no) | 1988-10-31 |
| MX157680A (es) | 1988-12-09 |
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Owner name: KENNAMETAL INC. |