IT8320759A0 - Procedimento di trattamento di pezzi di metallo ferroso in bagno di sali ossidanti per migliorare la loro resistenza alla corrosione i pezzi contenendo zolfo. - Google Patents
Procedimento di trattamento di pezzi di metallo ferroso in bagno di sali ossidanti per migliorare la loro resistenza alla corrosione i pezzi contenendo zolfo.Info
- Publication number
- IT8320759A0 IT8320759A0 IT8320759A IT2075983A IT8320759A0 IT 8320759 A0 IT8320759 A0 IT 8320759A0 IT 8320759 A IT8320759 A IT 8320759A IT 2075983 A IT2075983 A IT 2075983A IT 8320759 A0 IT8320759 A0 IT 8320759A0
- Authority
- IT
- Italy
- Prior art keywords
- pieces
- bath
- corrosion
- procedure
- resistance
- Prior art date
Links
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 238000005260 corrosion Methods 0.000 title 1
- 230000007797 corrosion Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000001590 oxidative effect Effects 0.000 title 1
- 229910052717 sulfur Inorganic materials 0.000 title 1
- 239000011593 sulfur Substances 0.000 title 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
- 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)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Chemical Treatment Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8207008A FR2525637B1 (fr) | 1982-04-23 | 1982-04-23 | 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 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8320759A0 true IT8320759A0 (it) | 1983-04-22 |
IT8320759A1 IT8320759A1 (it) | 1984-10-22 |
IT1161170B IT1161170B (it) | 1987-03-11 |
Family
ID=9273306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20759/83A IT1161170B (it) | 1982-04-23 | 1983-04-22 | Procedimento di trattamento di pezzi di metallo ferroso in bagno di sali ossidanti per migliorare la loro resistenza alla corrosione i pezzi contenendo zolfo |
Country Status (8)
Country | Link |
---|---|
US (1) | US4448611A (it) |
JP (1) | JPS58197283A (it) |
BR (1) | BR8302057A (it) |
DE (1) | DE3314708A1 (it) |
ES (1) | ES521761A0 (it) |
FR (1) | FR2525637B1 (it) |
GB (1) | GB2120682B (it) |
IT (1) | IT1161170B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2561667B1 (fr) * | 1984-03-20 | 1986-09-12 | Stephanois Rech Mec | 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 |
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 |
FR2672059B1 (fr) * | 1991-01-30 | 1995-04-28 | Stephanois Rech Mec | Procede pour conferer a des pieces en metal ferreux, nitrurees puis oxydees, une excellente resistance a la corrosion tout en conservant les proprietes acquises de friction. |
US5272798A (en) * | 1992-08-05 | 1993-12-28 | Kolene Corporation | Method and apparatus for descaling metal strip |
FR2708623B1 (fr) * | 1993-08-06 | 1995-10-20 | Stephanois Rech Mec | Procédé de nitruration de pièces en métal ferreux, à résistance améliorée à la corrosion. |
US5576066A (en) * | 1993-08-10 | 1996-11-19 | Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement | Method of improving the wear and corrosion resistance of ferrous metal parts |
FR2708941B1 (fr) * | 1993-08-10 | 1995-10-27 | Stephanois Rech Mec | Procédé pour améliorer la résistance à l'usure et à la corrosion de pièces en métaux ferreux. |
ATE186754T1 (de) * | 1994-01-13 | 1999-12-15 | Houghton Durferrit Gmbh | Filtereinheit und vorrichtung zum entschlammen von salzbädern |
FR2715943B1 (fr) * | 1994-02-09 | 1996-05-15 | Stephanois Rech Mec | Composition de bains de sels à base de nitrates alcalins pour oxyder du métal ferreux et ainsi améliorer sa résistance à la corrosion. |
WO1996034127A1 (fr) * | 1995-04-28 | 1996-10-31 | Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement | Compositions de bains de sels a base de nitrates alcalins pour oxyder du metal ferreux et ainsi ameliorer sa resistance a la corrosion |
US6117249A (en) * | 1998-02-13 | 2000-09-12 | Kerk Motion Products, Inc. | Treating metallic machine parts |
US6475289B2 (en) | 2000-12-19 | 2002-11-05 | Howmet Research Corporation | Cleaning of internal passages of airfoils |
US7468224B2 (en) * | 2004-03-16 | 2008-12-23 | Toyota Motor Engineering & Manufacturing North America, Inc. | Battery having improved positive electrode and method of manufacturing the same |
US7348102B2 (en) * | 2004-03-16 | 2008-03-25 | Toyota Motor Corporation | Corrosion protection using carbon coated electron collector for lithium-ion battery with molten salt electrolyte |
US7521153B2 (en) * | 2004-03-16 | 2009-04-21 | Toyota Motor Engineering & Manufacturing North America, Inc. | Corrosion protection using protected electron collector |
US9133382B2 (en) * | 2012-04-10 | 2015-09-15 | Basf Se | Nitrate salt compositions comprising alkali metal carbonate and their use as heat transfer medium or heat storage medium |
US10011754B2 (en) | 2013-01-23 | 2018-07-03 | Basf Se | Method of improving nitrate salt compositions by means of nitric acid for use as heat transfer medium or heat storage medium |
WO2018175233A1 (en) * | 2017-03-19 | 2018-09-27 | Purdue Research Foundation | Methods and materials systems for enhancing corrosion resistance of solid materials and corrosion resistant devices made therefrom |
CN111763907A (zh) * | 2020-08-12 | 2020-10-13 | 北京天仁道和新材料有限公司 | 一种用于金属工件表面处理的盐浴渗氮剂及金属工件表面处理方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2271375A (en) * | 1935-08-13 | 1942-01-27 | Rust Proofing Company | Process of coating metal surfaces |
BE420964A (it) * | 1936-06-03 | |||
US2394899A (en) * | 1942-12-31 | 1946-02-12 | American Rolling Mill Co | Stainless steel and method of coating same |
BE476664A (it) * | 1944-06-02 | |||
US2537035A (en) * | 1945-05-29 | 1951-01-09 | Armco Steel Corp | Method of coating stainless steel |
US2479979A (en) * | 1945-07-25 | 1949-08-23 | Hooker Electrochemical Co | Processes for treating ferrous metals before drawing through dies |
GB761541A (en) * | 1953-01-28 | 1956-11-14 | Ver Deutsche Metallwerke Ag | Method of working up semi-finished products, particularly wires, tubes, rods, bands, sheets, and other sections, and also shaped parts |
US3847685A (en) * | 1970-02-11 | 1974-11-12 | Texas Instruments Inc | Oxide coated metal discs and method of making the same |
US3915759A (en) * | 1974-01-08 | 1975-10-28 | Coral Chemical Co | Black oxide coating for stainless steels |
DE2514398C2 (de) * | 1975-04-02 | 1984-04-05 | Degussa Ag, 6000 Frankfurt | Salzbad zur Abschreckung badnitrierter Bauteile |
DE2934113C2 (de) * | 1979-08-23 | 1985-05-09 | Degussa Ag, 6000 Frankfurt | Verfahren zur Erhöhung der Korrosionsbeständigkeit nitrierter Bauteile aus Eisenwerkstoffen |
-
1982
- 1982-04-23 FR FR8207008A patent/FR2525637B1/fr not_active Expired
-
1983
- 1983-04-19 GB GB08310530A patent/GB2120682B/en not_active Expired
- 1983-04-20 BR BR8302057A patent/BR8302057A/pt not_active IP Right Cessation
- 1983-04-22 ES ES521761A patent/ES521761A0/es active Granted
- 1983-04-22 IT IT20759/83A patent/IT1161170B/it active
- 1983-04-22 DE DE19833314708 patent/DE3314708A1/de active Granted
- 1983-04-22 JP JP58071635A patent/JPS58197283A/ja active Granted
- 1983-04-25 US US06/488,612 patent/US4448611A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2120682B (en) | 1985-12-18 |
JPS58197283A (ja) | 1983-11-16 |
JPH0427295B2 (it) | 1992-05-11 |
FR2525637A1 (fr) | 1983-10-28 |
IT8320759A1 (it) | 1984-10-22 |
GB8310530D0 (en) | 1983-05-25 |
DE3314708A1 (de) | 1983-10-27 |
BR8302057A (pt) | 1983-12-27 |
ES8402622A1 (es) | 1984-02-01 |
GB2120682A (en) | 1983-12-07 |
IT1161170B (it) | 1987-03-11 |
US4448611A (en) | 1984-05-15 |
ES521761A0 (es) | 1984-02-01 |
DE3314708C2 (it) | 1987-10-22 |
FR2525637B1 (fr) | 1986-05-09 |
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
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