FR2467689A1 - Produit metallique dur fritte comportant un revetement multi-couches resistant a l'usure - Google Patents
Produit metallique dur fritte comportant un revetement multi-couches resistant a l'usure Download PDFInfo
- Publication number
- FR2467689A1 FR2467689A1 FR8022225A FR8022225A FR2467689A1 FR 2467689 A1 FR2467689 A1 FR 2467689A1 FR 8022225 A FR8022225 A FR 8022225A FR 8022225 A FR8022225 A FR 8022225A FR 2467689 A1 FR2467689 A1 FR 2467689A1
- Authority
- FR
- France
- Prior art keywords
- layer
- aluminum oxide
- titanium
- coating
- product according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 52
- 239000002184 metal Substances 0.000 title claims abstract description 52
- 238000000576 coating method Methods 0.000 title claims abstract description 41
- 239000011248 coating agent Substances 0.000 title claims abstract description 40
- 239000010410 layer Substances 0.000 claims abstract description 146
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 64
- 239000010936 titanium Substances 0.000 claims abstract description 24
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 24
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 23
- 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 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims description 24
- 238000003754 machining Methods 0.000 claims description 16
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 15
- 239000011247 coating layer Substances 0.000 claims description 9
- 150000002739 metals Chemical class 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 238000005234 chemical deposition Methods 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- 238000010304 firing Methods 0.000 claims 2
- CYKMNKXPYXUVPR-UHFFFAOYSA-N [C].[Ti] Chemical compound [C].[Ti] CYKMNKXPYXUVPR-UHFFFAOYSA-N 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- UNASZPQZIFZUSI-UHFFFAOYSA-N methylidyneniobium Chemical compound [Nb]#C UNASZPQZIFZUSI-UHFFFAOYSA-N 0.000 claims 1
- 150000003609 titanium compounds Chemical class 0.000 claims 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims 1
- 239000008188 pellet Substances 0.000 abstract description 20
- 150000004767 nitrides Chemical class 0.000 abstract description 8
- 239000002345 surface coating layer Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 18
- 239000007789 gas Substances 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 13
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 10
- 229910003074 TiCl4 Inorganic materials 0.000 description 10
- 239000008246 gaseous mixture Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 150000001247 metal acetylides Chemical class 0.000 description 6
- 229910001018 Cast iron Inorganic materials 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 235000014571 nuts Nutrition 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 241000238876 Acari Species 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 102100023774 Cold-inducible RNA-binding protein Human genes 0.000 description 1
- 101000906744 Homo sapiens Cold-inducible RNA-binding protein Proteins 0.000 description 1
- MVBPAIHFZZKRGD-UHFFFAOYSA-N MTIC Chemical compound CNN=NC=1NC=NC=1C(N)=O MVBPAIHFZZKRGD-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 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
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
- C23C16/403—Oxides of aluminium, magnesium or beryllium
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/32—Carbides
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/34—Nitrides
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/36—Carbonitrides
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Vapour Deposition (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL58548A IL58548A (en) | 1979-10-24 | 1979-10-24 | Sintered hard metal products having a multi-layer wearresistant coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2467689A1 true FR2467689A1 (fr) | 1981-04-30 |
| FR2467689B1 FR2467689B1 (enrdf_load_stackoverflow) | 1983-12-02 |
Family
ID=11051393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8022225A Granted FR2467689A1 (fr) | 1979-10-24 | 1980-10-17 | Produit metallique dur fritte comportant un revetement multi-couches resistant a l'usure |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE3039775A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2467689A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2061324B (enrdf_load_stackoverflow) |
| IL (1) | IL58548A (enrdf_load_stackoverflow) |
| IT (1) | IT1194949B (enrdf_load_stackoverflow) |
| ZA (1) | ZA806039B (enrdf_load_stackoverflow) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL63802A (en) * | 1981-09-11 | 1984-10-31 | Iscar Ltd | Sintered hard metal products having a multi-layer wear-resistant coating |
| JPS5858273A (ja) * | 1981-10-01 | 1983-04-06 | Sumitomo Electric Ind Ltd | 被覆超硬合金 |
| DE3151413A1 (de) * | 1981-12-24 | 1983-07-14 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | "schaufel einer stroemungsmaschine, insbesondere gasturbine" |
| US4442169A (en) * | 1982-01-28 | 1984-04-10 | General Electric Company | Multiple coated cutting tool and method for producing same |
| CA1204637A (en) * | 1982-05-20 | 1986-05-20 | Vinod K. Sarin | Coated composite modified silicon aluminum oxynitride cutting tools |
| SE8205274L (sv) * | 1982-09-15 | 1984-03-16 | Santrade Ltd | Sker samt metod for tillverkning av detsamma |
| GB2130253B (en) * | 1982-10-05 | 1985-10-16 | Smiths Industries Plc | Reducing adherence of solder to gripping tools |
| SE453265B (sv) * | 1983-02-14 | 1988-01-25 | Vni Instrument Inst | Skerverktyg med slitbestendig beleggning samt forfarande for framstellning av detta |
| JPS6011288A (ja) * | 1983-06-30 | 1985-01-21 | 三菱マテリアル株式会社 | 表面被覆サイアロン基セラミツクス工具部材 |
| AU570799B2 (en) * | 1984-05-17 | 1988-03-24 | Toyota Chuo Kenkyusho K.K. | Vapour phase coating of carbide in fluidised bed |
| US4777068A (en) * | 1984-08-10 | 1988-10-11 | Canon Kabushiki Kaisha | Optical recording medium |
| JPS61221369A (ja) * | 1985-03-27 | 1986-10-01 | Sumitomo Electric Ind Ltd | 被覆超硬合金部材 |
| US4649084A (en) * | 1985-05-06 | 1987-03-10 | General Electric Company | Process for adhering an oxide coating on a cobalt-enriched zone, and articles made from said process |
| CA1313762C (en) * | 1985-11-19 | 1993-02-23 | Sumitomo Electric Industries, Ltd. | Hard sintered compact for a tool |
| JPS6362867A (ja) * | 1986-09-02 | 1988-03-19 | Seikosha Co Ltd | 有色物品 |
| JPS63125602A (ja) * | 1986-11-12 | 1988-05-28 | Sumitomo Electric Ind Ltd | 工具用硬質合金 |
| JPH04189401A (ja) * | 1990-11-20 | 1992-07-07 | Mitsubishi Materials Corp | 硬質層被覆炭化タングステン基超硬合金製切削工具 |
| DE4209975A1 (de) * | 1992-03-27 | 1993-09-30 | Krupp Widia Gmbh | Verbundkörper und dessen Verwendung |
| US6589602B2 (en) | 2001-04-17 | 2003-07-08 | Toshiba Tungaloy Co., Ltd. | Highly adhesive surface-coated cemented carbide and method for producing the same |
| US7207374B2 (en) * | 2004-10-26 | 2007-04-24 | United Technologies Corporation | Non-oxidizable coating |
| JP7135262B1 (ja) * | 2021-05-21 | 2022-09-13 | 住友電工ハードメタル株式会社 | 切削工具 |
| JP7135250B1 (ja) * | 2021-05-21 | 2022-09-13 | 住友電工ハードメタル株式会社 | 切削工具 |
| US12270102B2 (en) | 2021-05-21 | 2025-04-08 | Sumitomo Electric Hardmetal Corp. | Cutting tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2196214A1 (enrdf_load_stackoverflow) * | 1972-08-18 | 1974-03-15 | Sandvik Ab | |
| FR2393852A1 (fr) * | 1977-06-09 | 1979-01-05 | Sandvik Ab | Corps en carbure fritte comportant un revetement et procede de fabrication |
| DE2736982A1 (de) * | 1977-08-17 | 1979-03-01 | Krupp Gmbh | Verschleisschutzschicht fuer formteile und verfahren zu ihrer herstellung |
| FR2454903A1 (fr) * | 1979-04-28 | 1980-11-21 | Krupp Gmbh | Corps composite constitue par un corps de base et par une ou plusieurs couches de matieres dures exemptes de metaux de liaison |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3640689A (en) * | 1970-03-04 | 1972-02-08 | Fansteel Inc | Composite hard metal product |
| DE2225135C3 (de) * | 1971-05-26 | 1987-10-22 | General Electric Co., Schenectady, N.Y. | Schneideinsatz |
| SE357984B (enrdf_load_stackoverflow) * | 1971-11-12 | 1973-07-16 | Sandvik Ab | |
| JP3076667B2 (ja) * | 1992-04-23 | 2000-08-14 | 新日本製鐵株式会社 | 鋼の連続鋳造方法 |
-
1979
- 1979-10-24 IL IL58548A patent/IL58548A/xx unknown
-
1980
- 1980-09-29 GB GB8031409A patent/GB2061324B/en not_active Expired
- 1980-09-30 ZA ZA00806039A patent/ZA806039B/xx unknown
- 1980-10-17 FR FR8022225A patent/FR2467689A1/fr active Granted
- 1980-10-22 IT IT12691/80A patent/IT1194949B/it active
- 1980-10-22 DE DE19803039775 patent/DE3039775A1/de active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2196214A1 (enrdf_load_stackoverflow) * | 1972-08-18 | 1974-03-15 | Sandvik Ab | |
| FR2393852A1 (fr) * | 1977-06-09 | 1979-01-05 | Sandvik Ab | Corps en carbure fritte comportant un revetement et procede de fabrication |
| DE2736982A1 (de) * | 1977-08-17 | 1979-03-01 | Krupp Gmbh | Verschleisschutzschicht fuer formteile und verfahren zu ihrer herstellung |
| FR2454903A1 (fr) * | 1979-04-28 | 1980-11-21 | Krupp Gmbh | Corps composite constitue par un corps de base et par une ou plusieurs couches de matieres dures exemptes de metaux de liaison |
Also Published As
| Publication number | Publication date |
|---|---|
| IL58548A0 (en) | 1980-01-31 |
| GB2061324A (en) | 1981-05-13 |
| IT8012691A0 (it) | 1980-10-22 |
| IL58548A (en) | 1983-07-31 |
| DE3039775C2 (enrdf_load_stackoverflow) | 1989-03-16 |
| ZA806039B (en) | 1981-09-30 |
| FR2467689B1 (enrdf_load_stackoverflow) | 1983-12-02 |
| GB2061324B (en) | 1983-08-10 |
| DE3039775A1 (de) | 1981-05-07 |
| IT1194949B (it) | 1988-09-28 |
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