RO83816A2 - Produit pour la decorrosion des piecies en acier - Google Patents

Produit pour la decorrosion des piecies en acier

Info

Publication number
RO83816A2
RO83816A2 RO81105733A RO10573381A RO83816A2 RO 83816 A2 RO83816 A2 RO 83816A2 RO 81105733 A RO81105733 A RO 81105733A RO 10573381 A RO10573381 A RO 10573381A RO 83816 A2 RO83816 A2 RO 83816A2
Authority
RO
Romania
Prior art keywords
decorrosion
product
steel pieces
pieces
steel
Prior art date
Application number
RO81105733A
Other languages
English (en)
Romanian (ro)
Other versions
RO83816B1 (ro
Inventor
Rodica Catuneanu
Ligia Stoica
Cornelia Bejan
Ileana Niculescu
Floriba Grigorescu
Silvia Cobuzneanu
Original Assignee
Intreprinderea "Rulmentul",Ro
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 Intreprinderea "Rulmentul",Ro filed Critical Intreprinderea "Rulmentul",Ro
Priority to RO105733A priority Critical patent/RO83816B1/ro
Publication of RO83816A2 publication Critical patent/RO83816A2/fr
Publication of RO83816B1 publication Critical patent/RO83816B1/ro

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
    • C23C22/07—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 phosphates
    • C23C22/08—Orthophosphates

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)
RO105733A 1981-11-07 1981-11-07 Produs utilizat la decorodarea pieselor de otel RO83816B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO105733A RO83816B1 (ro) 1981-11-07 1981-11-07 Produs utilizat la decorodarea pieselor de otel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO105733A RO83816B1 (ro) 1981-11-07 1981-11-07 Produs utilizat la decorodarea pieselor de otel

Publications (2)

Publication Number Publication Date
RO83816A2 true RO83816A2 (fr) 1984-04-02
RO83816B1 RO83816B1 (ro) 1984-04-30

Family

ID=20110627

Family Applications (1)

Application Number Title Priority Date Filing Date
RO105733A RO83816B1 (ro) 1981-11-07 1981-11-07 Produs utilizat la decorodarea pieselor de otel

Country Status (1)

Country Link
RO (1) RO83816B1 (fr)

Also Published As

Publication number Publication date
RO83816B1 (ro) 1984-04-30

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