RO85479B1 - Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic - Google Patents

Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic

Info

Publication number
RO85479B1
RO85479B1 RO107975A RO10797582A RO85479B1 RO 85479 B1 RO85479 B1 RO 85479B1 RO 107975 A RO107975 A RO 107975A RO 10797582 A RO10797582 A RO 10797582A RO 85479 B1 RO85479 B1 RO 85479B1
Authority
RO
Romania
Prior art keywords
chemical
passivition
coated silver
silver deposits
electrochemically coated
Prior art date
Application number
RO107975A
Other languages
English (en)
Other versions
RO85479A2 (ro
Inventor
Eugenia Strafalogea
Lili Rodica Andone
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica Icpe
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 Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica Icpe filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica Icpe
Priority to RO107975A priority Critical patent/RO85479B1/ro
Publication of RO85479A2 publication Critical patent/RO85479A2/ro
Publication of RO85479B1 publication Critical patent/RO85479B1/ro

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  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

Inventia se refera la un procedeu de pasivitate chimica a acoperirilor de argint depuse electrochimic, în scopul maririi rezistentei la actiunea atmosferelor poluate cu hidrogen sulfurat, si consta în imersarea pieselor erginatte într-o solutie care contine Na2Cr2O7.H2O, CrO3, KNO3 si HNO3.
RO107975A 1982-06-24 1982-06-24 Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic RO85479B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO107975A RO85479B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO107975A RO85479B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic

Publications (2)

Publication Number Publication Date
RO85479A2 RO85479A2 (ro) 1984-11-25
RO85479B1 true RO85479B1 (ro) 1984-11-30

Family

ID=20111751

Family Applications (1)

Application Number Title Priority Date Filing Date
RO107975A RO85479B1 (ro) 1982-06-24 1982-06-24 Procedeu pentru pasivarea chimica a acoperirilor de argint depuse electrochimic

Country Status (1)

Country Link
RO (1) RO85479B1 (ro)

Also Published As

Publication number Publication date
RO85479A2 (ro) 1984-11-25

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