PROCESS FOR THE EXTRACTION OF METAL VALUES AND NOVEL BIIMIDAZOLE DERIVATIVES AS METAL EXTRACTANTS

Metal values are extracted from aqueous solutions containing halide or pseudohalide anion using 1,1'substituted 2,2'-biimidazole or bibenzimidazole compounds. Useful for the solvent extraction of zinc and copper from chloride leach solutions.

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Bibliographische Detailangaben
Hauptverfasser: NELSON, ANTHONY J, QUAN, PETER M, DEVONALD, DAVID P, STEWART, DAVID
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:Metal values are extracted from aqueous solutions containing halide or pseudohalide anion using 1,1'substituted 2,2'-biimidazole or bibenzimidazole compounds. Useful for the solvent extraction of zinc and copper from chloride leach solutions.