FR68056E - Corrosion protection process for metals - Google Patents

Corrosion protection process for metals

Info

Publication number
FR68056E
FR68056E FR68056DA FR68056E FR 68056 E FR68056 E FR 68056E FR 68056D A FR68056D A FR 68056DA FR 68056 E FR68056 E FR 68056E
Authority
FR
France
Prior art keywords
metals
corrosion protection
protection process
corrosion
protection
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
Application number
Other languages
French (fr)
Inventor
Denis-Dimitri Petrocokino
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 filed Critical
Application granted granted Critical
Publication of FR68056E publication Critical patent/FR68056E/en
Expired 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
    • C23C22/05—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 aqueous solutions
    • C23C22/06—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 aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—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 aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C23C22/33—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 aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also phosphates
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Prevention Of Electric Corrosion (AREA)
FR68056D 1955-09-08 1955-10-14 Corrosion protection process for metals Expired FR68056E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1133049T 1955-09-08

Publications (1)

Publication Number Publication Date
FR68056E true FR68056E (en) 1958-03-27

Family

ID=9638658

Family Applications (5)

Application Number Title Priority Date Filing Date
FR1133049D Expired FR1133049A (en) 1955-09-08 1955-09-08 Corrosion protection process for metals
FR68056D Expired FR68056E (en) 1955-09-08 1955-10-14 Corrosion protection process for metals
FR69592D Expired FR69592E (en) 1955-09-08 1956-05-30 Corrosion protection process for metals
FR69596D Expired FR69596E (en) 1955-09-08 1956-06-04 Corrosion protection process for metals
FR70186D Expired FR70186E (en) 1955-09-08 1956-08-08 Corrosion protection process for metals

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1133049D Expired FR1133049A (en) 1955-09-08 1955-09-08 Corrosion protection process for metals

Family Applications After (3)

Application Number Title Priority Date Filing Date
FR69592D Expired FR69592E (en) 1955-09-08 1956-05-30 Corrosion protection process for metals
FR69596D Expired FR69596E (en) 1955-09-08 1956-06-04 Corrosion protection process for metals
FR70186D Expired FR70186E (en) 1955-09-08 1956-08-08 Corrosion protection process for metals

Country Status (3)

Country Link
BE (1) BE550509A (en)
DE (1) DE1112372B (en)
FR (5) FR1133049A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278929A (en) * 1961-05-26

Also Published As

Publication number Publication date
FR1133049A (en) 1957-03-20
FR69596E (en) 1958-11-10
FR69592E (en) 1958-11-10
FR70186E (en) 1959-02-19
BE550509A (en)
DE1112372B (en) 1961-08-03

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