DE3314708A1 - Verfahren zur behandung von eisenmetallen zur verbesserung ihrer korrosionsbestaendigkeit - Google Patents

Verfahren zur behandung von eisenmetallen zur verbesserung ihrer korrosionsbestaendigkeit

Info

Publication number
DE3314708A1
DE3314708A1 DE19833314708 DE3314708A DE3314708A1 DE 3314708 A1 DE3314708 A1 DE 3314708A1 DE 19833314708 DE19833314708 DE 19833314708 DE 3314708 A DE3314708 A DE 3314708A DE 3314708 A1 DE3314708 A1 DE 3314708A1
Authority
DE
Germany
Prior art keywords
bath
workpieces
oxygen
alkali
salts
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
Application number
DE19833314708
Other languages
German (de)
English (en)
Other versions
DE3314708C2 (enExample
Inventor
Jean-Pierre 42320 Grand-Croix Emmanuel
Bernard 42100 Saint-Etienne Grellet
Bernard 42160 Andrezieux-Boutheon Sipp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement SA
Original Assignee
Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement SA filed Critical Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement SA
Publication of DE3314708A1 publication Critical patent/DE3314708A1/de
Application granted granted Critical
Publication of DE3314708C2 publication Critical patent/DE3314708C2/de
Granted legal-status Critical Current

Links

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)
DE19833314708 1982-04-23 1983-04-22 Verfahren zur behandung von eisenmetallen zur verbesserung ihrer korrosionsbestaendigkeit Granted DE3314708A1 (de)

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 (2)

Publication Number Publication Date
DE3314708A1 true DE3314708A1 (de) 1983-10-27
DE3314708C2 DE3314708C2 (enExample) 1987-10-22

Family

ID=9273306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833314708 Granted DE3314708A1 (de) 1982-04-23 1983-04-22 Verfahren zur behandung von eisenmetallen zur verbesserung ihrer korrosionsbestaendigkeit

Country Status (8)

Country Link
US (1) US4448611A (enExample)
JP (1) JPS58197283A (enExample)
BR (1) BR8302057A (enExample)
DE (1) DE3314708A1 (enExample)
ES (1) ES8402622A1 (enExample)
FR (1) FR2525637B1 (enExample)
GB (1) GB2120682B (enExample)
IT (1) IT1161170B (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
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.
EP0663455B1 (de) * 1994-01-13 1999-11-17 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
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
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
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
FR3151860A1 (fr) 2023-08-04 2025-02-07 Hydromecanique Et Frottement Procédé de traitement superficiel d’une pièce mécanique en acier pour améliorer sa résistance à l’usure et à la corrosion, sous contraintes sévères

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306268A1 (fr) * 1975-04-02 1976-10-29 Degussa Bain de sel pour la trempe d'elements de construction nitrures en bain
FR2463821A1 (fr) * 1979-08-23 1981-02-27 Degussa Procede pour elever la resistance a la corrosion de pieces nitrurees en materiau ferreux

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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 (enExample) * 1936-06-03
US2394899A (en) * 1942-12-31 1946-02-12 American Rolling Mill Co Stainless steel and method of coating same
USRE22887E (en) * 1944-06-02 1947-06-03 Process for removing oxide from
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306268A1 (fr) * 1975-04-02 1976-10-29 Degussa Bain de sel pour la trempe d'elements de construction nitrures en bain
FR2463821A1 (fr) * 1979-08-23 1981-02-27 Degussa Procede pour elever la resistance a la corrosion de pieces nitrurees en materiau ferreux

Also Published As

Publication number Publication date
IT8320759A1 (it) 1984-10-22
GB8310530D0 (en) 1983-05-25
ES521761A0 (es) 1984-02-01
US4448611A (en) 1984-05-15
FR2525637B1 (fr) 1986-05-09
JPS58197283A (ja) 1983-11-16
GB2120682A (en) 1983-12-07
FR2525637A1 (fr) 1983-10-28
IT1161170B (it) 1987-03-11
ES8402622A1 (es) 1984-02-01
BR8302057A (pt) 1983-12-27
IT8320759A0 (it) 1983-04-22
DE3314708C2 (enExample) 1987-10-22
JPH0427295B2 (enExample) 1992-05-11
GB2120682B (en) 1985-12-18

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings