RO95219B1 - Procedeu de recuperare a staniului de pe suprafete metalice stanate - Google Patents

Procedeu de recuperare a staniului de pe suprafete metalice stanate

Info

Publication number
RO95219B1
RO95219B1 RO123005A RO12300586A RO95219B1 RO 95219 B1 RO95219 B1 RO 95219B1 RO 123005 A RO123005 A RO 123005A RO 12300586 A RO12300586 A RO 12300586A RO 95219 B1 RO95219 B1 RO 95219B1
Authority
RO
Romania
Prior art keywords
tin
recovering
metal surfaces
plated metal
solution
Prior art date
Application number
RO123005A
Other languages
English (en)
Inventor
Dumitru Rosca
Ionel Apoltan
Gheorghe Petrescu
Original Assignee
îNTREPRINDEREA DE PIESE RADIO SI SEMICONDUCTORI
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 îNTREPRINDEREA DE PIESE RADIO SI SEMICONDUCTORI filed Critical îNTREPRINDEREA DE PIESE RADIO SI SEMICONDUCTORI
Priority to RO123005A priority Critical patent/RO95219B1/ro
Publication of RO95219B1 publication Critical patent/RO95219B1/ro

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  • Manufacture And Refinement Of Metals (AREA)

Abstract

Inventia se refera la un procedeu de recuperare a staniului de pe suprafetele metalice stanate, prin tratarea sub agitare a suprafetelor stanate cu solutie de sulfat de cupru 220 g/l, acidulata cu acid sulfuric la un raport în greutate sulfat de cupru ÷ acid sulfuric introdus în solutie de 4,2:1 si avînd ca adaos de inhibitor de oxidare, 0,016...0,66 g/l rezorcina.
RO123005A 1986-04-16 1986-04-16 Procedeu de recuperare a staniului de pe suprafete metalice stanate RO95219B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO123005A RO95219B1 (ro) 1986-04-16 1986-04-16 Procedeu de recuperare a staniului de pe suprafete metalice stanate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO123005A RO95219B1 (ro) 1986-04-16 1986-04-16 Procedeu de recuperare a staniului de pe suprafete metalice stanate

Publications (1)

Publication Number Publication Date
RO95219B1 true RO95219B1 (ro) 1988-08-31

Family

ID=40904652

Family Applications (1)

Application Number Title Priority Date Filing Date
RO123005A RO95219B1 (ro) 1986-04-16 1986-04-16 Procedeu de recuperare a staniului de pe suprafete metalice stanate

Country Status (1)

Country Link
RO (1) RO95219B1 (ro)

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