ATERVINNING AV SILVER FRAN SILVERHALTIGA LOSNINGAR

Silver is recovered from silver-containing solutions such as waste waters from the photographic and electroplating industries, by treating such solutions with a cation exchanger in the presence of thiourea or thiourea derivatives. The cation exchanger may be selected from tectosilicates, phyllosilic...

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Bibliographische Detailangaben
Hauptverfasser: CREMERS A E H J, MAES A P A, PLEYSIER J L
Format: Patent
Sprache:swe
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Zusammenfassung:Silver is recovered from silver-containing solutions such as waste waters from the photographic and electroplating industries, by treating such solutions with a cation exchanger in the presence of thiourea or thiourea derivatives. The cation exchanger may be selected from tectosilicates, phyllosilicates and organic cation exchangers.