DE3419638C2 - Verfahren zur oxidativen Erzeugung von Schutzschichten auf einer Legierung - Google Patents
Verfahren zur oxidativen Erzeugung von Schutzschichten auf einer LegierungInfo
- Publication number
- DE3419638C2 DE3419638C2 DE3419638A DE3419638A DE3419638C2 DE 3419638 C2 DE3419638 C2 DE 3419638C2 DE 3419638 A DE3419638 A DE 3419638A DE 3419638 A DE3419638 A DE 3419638A DE 3419638 C2 DE3419638 C2 DE 3419638C2
- Authority
- DE
- Germany
- Prior art keywords
- oxidation
- alloy
- process according
- atmosphere
- oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims abstract description 62
- 230000008569 process Effects 0.000 title claims abstract description 49
- 230000001590 oxidative effect Effects 0.000 title claims abstract description 12
- 239000011241 protective layer Substances 0.000 title claims abstract description 9
- 229910045601 alloy Inorganic materials 0.000 title claims description 42
- 239000000956 alloy Substances 0.000 title claims description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 230000003647 oxidation Effects 0.000 claims abstract description 119
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 119
- 239000010410 layer Substances 0.000 claims abstract description 52
- 230000012010 growth Effects 0.000 claims abstract description 10
- 238000010899 nucleation Methods 0.000 claims abstract description 10
- 230000006911 nucleation Effects 0.000 claims abstract description 10
- 239000011651 chromium Substances 0.000 claims description 50
- 229910052804 chromium Inorganic materials 0.000 claims description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 230000001965 increasing effect Effects 0.000 claims description 22
- 229910052739 hydrogen Inorganic materials 0.000 claims description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 17
- 239000011261 inert gas Substances 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 239000001257 hydrogen Substances 0.000 claims description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 13
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229910052786 argon Inorganic materials 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910052734 helium Inorganic materials 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 238000004381 surface treatment Methods 0.000 claims description 7
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910019974 CrSi Inorganic materials 0.000 claims description 2
- 239000012876 carrier material Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims description 2
- 229910052596 spinel Inorganic materials 0.000 claims description 2
- 239000011029 spinel Substances 0.000 claims description 2
- 229910052756 noble gas Inorganic materials 0.000 claims 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims 1
- 235000013980 iron oxide Nutrition 0.000 claims 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims 1
- 150000002835 noble gases Chemical class 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 9
- 239000007800 oxidant agent Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 230000000977 initiatory effect Effects 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical class 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009996 mechanical pre-treatment Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000009643 growth defect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 208000012868 Overgrowth Diseases 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- CYUOWZRAOZFACA-UHFFFAOYSA-N aluminum iron Chemical compound [Al].[Fe] CYUOWZRAOZFACA-UHFFFAOYSA-N 0.000 description 1
- 230000003698 anagen phase Effects 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910001063 inconels 617 Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 238000003887 surface segregation Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc 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
- 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
- C23C8/10—Oxidising
- C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
- C23C8/18—Oxidising of ferrous surfaces
-
- 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
- C23C8/10—Oxidising
- C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Formation Of Insulating Films (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3419638A DE3419638C2 (de) | 1984-05-25 | 1984-05-25 | Verfahren zur oxidativen Erzeugung von Schutzschichten auf einer Legierung |
| GB08506428A GB2159542B (en) | 1984-05-25 | 1985-03-13 | Method for producing protective oxidic layers on metallic surfaces |
| SE8502590A SE8502590L (sv) | 1984-05-25 | 1985-05-24 | Forfarande for framstellning av oxidiska skyddsskikt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3419638A DE3419638C2 (de) | 1984-05-25 | 1984-05-25 | Verfahren zur oxidativen Erzeugung von Schutzschichten auf einer Legierung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3419638A1 DE3419638A1 (de) | 1985-11-28 |
| DE3419638C2 true DE3419638C2 (de) | 1987-02-26 |
Family
ID=6236906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3419638A Expired DE3419638C2 (de) | 1984-05-25 | 1984-05-25 | Verfahren zur oxidativen Erzeugung von Schutzschichten auf einer Legierung |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3419638C2 (fi) |
| GB (1) | GB2159542B (fi) |
| SE (1) | SE8502590L (fi) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3806933A1 (de) * | 1988-03-03 | 1989-11-30 | Man Technologie Gmbh | Verfahren zur herstellung von oxidschichten auf staehlen |
| DE10083665B3 (de) * | 1999-10-29 | 2014-05-28 | Nippon Piston Ring Co,. Ltd. | Kombination einer Zylinderlaufbuchse und eines Kolbenringes in einer Brennkraftmaschine |
| DE102013115005A1 (de) * | 2013-12-31 | 2015-07-02 | Gottfried Wilhelm Leibniz Universität Hannover | Verfahren zum Erzeugen einer oxidierten Oberfläche einer Metalllegierung, insbesondere von Bauteilen, und solche Bauteile |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2233672A (en) * | 1989-06-30 | 1991-01-16 | Shell Int Research | High temperature treatment of stainless steals used in high temperature reactors |
| JP2500272B2 (ja) * | 1991-04-26 | 1996-05-29 | 日本碍子株式会社 | 耐熱性合金の製造方法 |
| US5520751A (en) * | 1993-09-24 | 1996-05-28 | Exxon Research And Engineering Company | Oxidation of low chromium steels |
| DE4339404A1 (de) * | 1993-11-18 | 1995-05-24 | Ipsen Ind Int Gmbh | Verfahren zur Herstellung einheitlicher Oxidationsschichten auf metallischen Werkstücken und Vorrichtung zur Durchführung des Verfahrens |
| DE4429975C1 (de) * | 1994-08-24 | 1995-12-07 | Bayer Ag | Verfahren zur Vermeidung von Lokalkorrosion bei Schweißverbindungen |
| US6824883B1 (en) * | 2000-09-12 | 2004-11-30 | Nova Chemicals (International) S.A. | Surface on a stainless steel matrix |
| AU2001293539A1 (en) * | 2000-09-12 | 2002-03-26 | Nova Chemicals (International) S.A. | Stainless steel and stainless steel surface |
| US6436202B1 (en) * | 2000-09-12 | 2002-08-20 | Nova Chemicals (International) S.A. | Process of treating a stainless steel matrix |
| DE10050009A1 (de) * | 2000-10-10 | 2002-04-18 | Forschungszentrum Juelich Gmbh | Keramischer Werkstoff als Korrosionsschutz |
| US7488392B2 (en) | 2001-09-10 | 2009-02-10 | Nova Chemicals (International) S.A. | Surface on a stainless steel matrix |
| DE10162339A1 (de) * | 2001-12-18 | 2003-07-10 | Messer Griesheim Gmbh | Verfahren zur Herstellung einer Oxidschicht auf Metallteilen |
| DE602004031845D1 (de) * | 2003-06-10 | 2011-04-28 | Sumitomo Metal Ind | Ng |
| JP4304499B2 (ja) | 2004-10-13 | 2009-07-29 | 住友金属工業株式会社 | 原子力プラント用Ｎｉ基合金材の製造方法 |
| JP4720590B2 (ja) * | 2006-04-12 | 2011-07-13 | 住友金属工業株式会社 | 含Ｃｒニッケル基合金管の製造方法 |
| KR101589008B1 (ko) * | 2010-08-26 | 2016-01-28 | 신닛테츠스미킨 카부시키카이샤 | Cr함유 오스테나이트 합금관 및 그 제조 방법 |
| CN103788983B (zh) * | 2012-10-30 | 2016-04-27 | 中国石油化工股份有限公司 | 一种抗结焦的烃类裂解炉管及其制备方法 |
| FR3030579B1 (fr) * | 2014-12-18 | 2019-09-06 | Areva | Procede de passivation d'un element en alliage de nickel, element obtenu par ce procede, et procede de fabrication d'un circuit primaire de reacteur nucleaire associe |
| CA2959625C (en) | 2017-03-01 | 2023-10-10 | Nova Chemicals Corporation | Anti-coking iron spinel surface |
| CA2981416A1 (en) | 2017-10-04 | 2019-04-04 | Nova Chemicals Corporation | Improved protective surface on stainless steel |
| CA3037315A1 (en) | 2019-03-20 | 2020-09-20 | Nova Chemicals Corporation | Stable manganochromite spinel on stainless steel surface |
| US20220280692A1 (en) | 2019-08-23 | 2022-09-08 | Elos Medtech Pinol A/S | Surface hardening for a dental implant |
| CN113913713B (zh) * | 2021-08-04 | 2023-01-17 | 常州大学 | 一种抑制Co基生物材料Co离子释放的方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB462380A (en) * | 1934-06-02 | 1937-03-04 | Electro Chimie Metal | Process for the manufacture of articles resistant to gaseous corrosion |
| US2269601A (en) * | 1934-06-02 | 1942-01-13 | Electrochimie D Electro Metall | Process for the manufacture of articles resistant to gaseous corrosion |
| GB693921A (en) * | 1949-08-17 | 1953-07-08 | British Thomson Houston Co Ltd | Improvements in and relating to methods of providing magnetic sheet steel with an insulating film |
| US2987352A (en) * | 1958-02-10 | 1961-06-06 | Ca Atomic Energy Ltd | Zirconium bearings and process of producing same |
| NL256173A (fi) * | 1959-11-16 | |||
| US3259526A (en) * | 1962-04-24 | 1966-07-05 | Honeywell Inc | Method of heat treatment |
| DE1521998A1 (de) * | 1966-09-30 | 1969-08-21 | Siemens Ag | Verfahren zur Voroxidation von Kernreaktorbauteilen aus Zirkonlegierungen |
| US3767477A (en) * | 1971-12-27 | 1973-10-23 | Eastman Kodak Co | Method for producing oxide coated iron powder of controlled resistance for electrostatic copying systems |
| NL156193B (nl) * | 1972-12-08 | 1978-03-15 | Philips Nv | Werkwijze voor het bedekken van een chroom-nikkel-onderdeel met een chroomoxydehoudende laag, en onderdeel voorzien van een dergelijke laag. |
| IT1017896B (it) * | 1973-08-06 | 1977-08-10 | Stephanois Rech Mec | Processo per il trattamento di pezzi di titanio o in lega di titanio e pezzi cosi ottenuti |
| US3844764A (en) * | 1973-12-26 | 1974-10-29 | Medrex Corp | Process for the continuous passivation of sponge iron particles |
| US4078949A (en) * | 1976-09-02 | 1978-03-14 | United States Steel Corporation | Method for improving the surface quality of stainless steels and other chromium-bearing iron alloys |
| DE3104112C2 (de) * | 1981-02-06 | 1984-12-13 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Verfahren zur Herstellung von Oxydschichten |
| DE3215314C2 (de) * | 1982-04-23 | 1984-12-06 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Verfahren zur Herstellung von Oxidschichten auf einer Titanbasislegierungsoberfläche |
| DE3108160C2 (de) * | 1981-02-06 | 1984-12-06 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Verfahren zur Herstellung von Oxidschichten auf chrom- und/oder nickellegierten Stählen |
| DE3338852C2 (de) * | 1982-12-11 | 1987-02-26 | Man Technologie Gmbh, 8000 Muenchen | Verfahren zum oxidativen Beschichten von metallischen Werkstoffen |
-
1984
- 1984-05-25 DE DE3419638A patent/DE3419638C2/de not_active Expired
-
1985
- 1985-03-13 GB GB08506428A patent/GB2159542B/en not_active Expired
- 1985-05-24 SE SE8502590A patent/SE8502590L/ unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3806933A1 (de) * | 1988-03-03 | 1989-11-30 | Man Technologie Gmbh | Verfahren zur herstellung von oxidschichten auf staehlen |
| DE10083665B3 (de) * | 1999-10-29 | 2014-05-28 | Nippon Piston Ring Co,. Ltd. | Kombination einer Zylinderlaufbuchse und eines Kolbenringes in einer Brennkraftmaschine |
| DE102013115005A1 (de) * | 2013-12-31 | 2015-07-02 | Gottfried Wilhelm Leibniz Universität Hannover | Verfahren zum Erzeugen einer oxidierten Oberfläche einer Metalllegierung, insbesondere von Bauteilen, und solche Bauteile |
| DE102013115005B4 (de) | 2013-12-31 | 2022-01-05 | Gottfried Wilhelm Leibniz Universität Hannover | Verfahren zum Erzeugen einer oxidierten Oberfläche einer Metalllegierung, insbesondere bei Bauteilen, solche Bauteile und Werkzeuge, sowie der Verwendung |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2159542A (en) | 1985-12-04 |
| GB8506428D0 (en) | 1985-04-17 |
| GB2159542B (en) | 1988-03-16 |
| DE3419638A1 (de) | 1985-11-28 |
| SE8502590D0 (sv) | 1985-05-24 |
| SE8502590L (sv) | 1985-11-26 |
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| Publication | Publication Date | Title |
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