JPS60211062A - 予備熱化学処理した含鉄金属部材の耐食性向上のための塩浴による処理方法 - Google Patents
予備熱化学処理した含鉄金属部材の耐食性向上のための塩浴による処理方法Info
- Publication number
- JPS60211062A JPS60211062A JP60056244A JP5624485A JPS60211062A JP S60211062 A JPS60211062 A JP S60211062A JP 60056244 A JP60056244 A JP 60056244A JP 5624485 A JP5624485 A JP 5624485A JP S60211062 A JPS60211062 A JP S60211062A
- Authority
- JP
- Japan
- Prior art keywords
- treatment
- bath
- treatment method
- metal
- alkali metal
- 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
- 238000011282 treatment Methods 0.000 title claims description 37
- 238000005260 corrosion Methods 0.000 title claims description 30
- 230000007797 corrosion Effects 0.000 title claims description 30
- 150000003839 salts Chemical class 0.000 title claims description 23
- 229910052751 metal Inorganic materials 0.000 title claims description 16
- 239000002184 metal Substances 0.000 title claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 7
- 229910052742 iron Inorganic materials 0.000 title claims description 4
- 235000002639 sodium chloride Nutrition 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 19
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 11
- 238000005121 nitriding Methods 0.000 claims description 7
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 5
- -1 alkali metal cyanate Chemical class 0.000 claims description 5
- 150000001340 alkali metals Chemical class 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- 239000011591 potassium Substances 0.000 claims description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- 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 claims description 3
- 229910002651 NO3 Inorganic materials 0.000 claims description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 238000005255 carburizing Methods 0.000 claims description 2
- 239000000374 eutectic mixture Substances 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 238000003672 processing method Methods 0.000 claims 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical group [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 2
- 229910052791 calcium Inorganic materials 0.000 claims 2
- 239000011575 calcium Substances 0.000 claims 2
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims 1
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 claims 1
- 125000004429 atom Chemical group 0.000 claims 1
- 229910052788 barium Inorganic materials 0.000 claims 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 1
- 239000003518 caustics Substances 0.000 claims 1
- 125000002340 chlorooxy group Chemical group ClO[*] 0.000 claims 1
- 125000001153 fluoro group Chemical group F* 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 10
- DWYMPOCYEZONEA-UHFFFAOYSA-L fluoridophosphate Chemical compound [O-]P([O-])(F)=O DWYMPOCYEZONEA-UHFFFAOYSA-L 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 230000001590 oxidative effect Effects 0.000 description 7
- 239000011780 sodium chloride Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000005518 electrochemistry Effects 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 229940074371 monofluorophosphate Drugs 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- ITVPBBDAZKBMRP-UHFFFAOYSA-N chloro-dioxido-oxo-$l^{5}-phosphane;hydron Chemical compound OP(O)(Cl)=O ITVPBBDAZKBMRP-UHFFFAOYSA-N 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- XMTQQYYKAHVGBJ-UHFFFAOYSA-N 3-(3,4-DICHLOROPHENYL)-1,1-DIMETHYLUREA Chemical compound CN(C)C(=O)NC1=CC=C(Cl)C(Cl)=C1 XMTQQYYKAHVGBJ-UHFFFAOYSA-N 0.000 description 1
- XGRSAFKZAGGXJV-UHFFFAOYSA-N 3-azaniumyl-3-cyclohexylpropanoate Chemical compound OC(=O)CC(N)C1CCCCC1 XGRSAFKZAGGXJV-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- DWPHWVJZBHLVPI-UHFFFAOYSA-N bromophosphonic acid Chemical compound OP(O)(Br)=O DWPHWVJZBHLVPI-UHFFFAOYSA-N 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- HUNCGQOXDBKIJM-UHFFFAOYSA-J calcium;barium(2+);tetrachloride Chemical class [Cl-].[Cl-].[Cl-].[Cl-].[Ca+2].[Ba+2] HUNCGQOXDBKIJM-UHFFFAOYSA-J 0.000 description 1
- GFIKIVSYJDVOOZ-UHFFFAOYSA-L calcium;fluoro-dioxido-oxo-$l^{5}-phosphane Chemical compound [Ca+2].[O-]P([O-])(F)=O GFIKIVSYJDVOOZ-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006388 chemical passivation reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004532 chromating Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 239000005293 duran Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000001978 electrochemical passivation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- UWCWSEMVQFWUHB-UHFFFAOYSA-N iodophosphonic acid Chemical compound OP(O)(I)=O UWCWSEMVQFWUHB-UHFFFAOYSA-N 0.000 description 1
- POMZBEGASDKMRR-UHFFFAOYSA-M lithium;cyanate Chemical class [Li+].[O-]C#N POMZBEGASDKMRR-UHFFFAOYSA-M 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 235000012149 noodles Nutrition 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- DPLVEEXVKBWGHE-UHFFFAOYSA-N potassium sulfide Chemical compound [S-2].[K+].[K+] DPLVEEXVKBWGHE-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229960004711 sodium monofluorophosphate Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
- SSFRJJARVXKYME-UHFFFAOYSA-L zinc;fluoro-dioxido-oxo-$l^{5}-phosphane Chemical compound [Zn+2].[O-]P([O-])(F)=O SSFRJJARVXKYME-UHFFFAOYSA-L 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
- C23C8/80—After-treatment
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/70—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using melts
- C23C22/72—Treatment of iron or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Treatment Of Metals (AREA)
- Fire-Extinguishing Compositions (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8404262A FR2561667B1 (fr) | 1984-03-20 | 1984-03-20 | Procede de traitement au bain de sels, en vue d'ameliorer la resistance a la corrosion, de pieces en metal ferreux qui ont subi un traitement thermochimique prealable |
| FR8404262 | 1984-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60211062A true JPS60211062A (ja) | 1985-10-23 |
| JPS6354787B2 JPS6354787B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-31 |
Family
ID=9302215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60056244A Granted JPS60211062A (ja) | 1984-03-20 | 1985-03-20 | 予備熱化学処理した含鉄金属部材の耐食性向上のための塩浴による処理方法 |
Country Status (9)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7238244B2 (en) | 2000-11-29 | 2007-07-03 | Parker Netsushori Kogyo K.K. | Nitriding of iron and steel parts in salt bath having improved corrosion resistance |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4756774A (en) * | 1984-09-04 | 1988-07-12 | Fox Steel Treating Co. | Shallow case hardening and corrosion inhibition process |
| US5037491A (en) * | 1986-02-28 | 1991-08-06 | Fox Patrick L | Shallow case hardening and corrosion inhibition process |
| US5071579A (en) * | 1988-08-29 | 1991-12-10 | Domtar Inc. | Corrosion inhibiting systems, products containing residual amounts of such systems, and methods therefor |
| FR2679258B1 (fr) * | 1991-07-16 | 1993-11-19 | Centre Stephanois Recherc Meca | Procede de traitement de pieces en metal ferreux pour ameliorer simultanement leur resistance a la corrosion et leurs proprietes de friction. |
| US6475289B2 (en) | 2000-12-19 | 2002-11-05 | Howmet Research Corporation | Cleaning of internal passages of airfoils |
| JP3748425B2 (ja) * | 2002-09-04 | 2006-02-22 | パーカー熱処理工業株式会社 | 耐食性を強化された金属部材の塩浴窒化方法 |
| DE102005052791B4 (de) * | 2005-11-05 | 2014-03-06 | Bk Giulini Gmbh | Verwendung von Monofluorphosphat inwässriger Lösung als Haftgrundierungsmittel, Verfahren zur Herstellung von verputzten Wänden oder Decken aus Beton mit verbesserter Haftung zwischen Putz und Betonoberfläche sowie die Verwendung von Putzmörtel enthaltend Monofluorphosphat zur Verbesserung der Haftung von Putzen auf Betonoberflächen |
| KR100812971B1 (ko) * | 2006-02-23 | 2008-03-13 | 일진경금속 주식회사 | 금속의 염욕 질화방법 및 그 방법으로 제조된 금속 |
| BRPI0621724A2 (pt) * | 2006-06-08 | 2012-06-12 | Iljin Light Metal Co Ltd | nitretos de metal em banho de sal e respectivos mÉtodos de nitretaÇço |
| CN101994108B (zh) * | 2009-08-18 | 2013-10-30 | 邵阳市创捷化工有限公司 | 用于锅炉、管道的钝化剂及其生产方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2271374A (en) * | 1935-08-13 | 1942-01-27 | Rust Proofing Company | Process of coating metal surfaces |
| US3306785A (en) * | 1963-06-04 | 1967-02-28 | Du Pont | Phosphatizing compositions and processes |
| GB1020534A (en) * | 1963-08-02 | 1966-02-23 | Ici Ltd | Improvements in the production of a wear-resistant surface on ferrous metal parts |
| FR2352895A1 (fr) * | 1976-04-21 | 1977-12-23 | Diversey France | Nouveau procede de traitement de surfaces metalliques au moyen de composes oxyfluores du phosphore 5 |
| DE2853542A1 (de) * | 1978-12-12 | 1980-06-26 | Kodak Ag | Verfahren zur oberflaechenbehandlung von werkstuecken aus stahl |
| DE2934113C2 (de) * | 1979-08-23 | 1985-05-09 | Degussa Ag, 6000 Frankfurt | Verfahren zur Erhöhung der Korrosionsbeständigkeit nitrierter Bauteile aus Eisenwerkstoffen |
| FR2525637B1 (fr) * | 1982-04-23 | 1986-05-09 | Stephanois Rech Mec | Procede de traitement de pieces en metal ferreux en bain de sels oxydant, pour ameliorer leur resistance a la corrosion, les pieces contenant du soufre |
-
1984
- 1984-03-20 FR FR8404262A patent/FR2561667B1/fr not_active Expired
-
1985
- 1985-03-14 DE DE19853509250 patent/DE3509250A1/de active Granted
- 1985-03-18 GB GB08506933A patent/GB2155961B/en not_active Expired
- 1985-03-18 IN IN227/DEL/85A patent/IN163415B/en unknown
- 1985-03-18 ES ES541360A patent/ES8606526A1/es not_active Expired
- 1985-03-19 US US06/713,633 patent/US4608092A/en not_active Expired - Fee Related
- 1985-03-19 BR BR8501213A patent/BR8501213A/pt not_active IP Right Cessation
- 1985-03-20 JP JP60056244A patent/JPS60211062A/ja active Granted
- 1985-03-20 IT IT19977/85A patent/IT1185093B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7238244B2 (en) | 2000-11-29 | 2007-07-03 | Parker Netsushori Kogyo K.K. | Nitriding of iron and steel parts in salt bath having improved corrosion resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| IN163415B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-17 |
| GB2155961A (en) | 1985-10-02 |
| ES8606526A1 (es) | 1986-04-01 |
| DE3509250A1 (de) | 1985-09-26 |
| JPS6354787B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-31 |
| US4608092A (en) | 1986-08-26 |
| IT1185093B (it) | 1987-11-04 |
| FR2561667A1 (fr) | 1985-09-27 |
| BR8501213A (pt) | 1985-11-12 |
| GB2155961B (en) | 1987-01-14 |
| DE3509250C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-11-19 |
| FR2561667B1 (fr) | 1986-09-12 |
| ES541360A0 (es) | 1986-04-01 |
| GB8506933D0 (en) | 1985-04-24 |
| IT8519977A0 (it) | 1985-03-20 |
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