Galvanic interaction between cobalt(3) oxide and chalcopyrite in the presence of active carbon during leaching

Clomi Kembia

ISBN 10: 6204921452 / ISBN 13: 9786204921457

Editore: Our Knowledge Publishing Jul 2022, 2022

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This item is printed on demand - it takes 3-4 days longer - Neuware -This work deals with the solubilization of cobalt and copper by galvanic interaction chalcopyrite-heterogenite in sulfuric medium with the use of carbon as catalyst of the mechanism. pH(0.5;1.0;1.5 and 2) ,temperature (40;50;60;70 and 80°C), carbon mass(0. 4;1.5;2.6;3.7;and 4.8) and solid percentage(10;20;30;and 40%) were the parameters studied to swallow the influence of these on the copper solubilization of chalcopyrite and cobalt III oxide.X-ray diffraction (XRD), atomic absorption spectrometry (AAS), X-ray fluorescence (XRF) and inductively coupled plasma atomic emission spectrometry (ICP) were the methods used for the mineralogical and chemical characterization of the samples, solutions and leaching residues. They revealed a content of 31, 28% copper and 0.59% cobalt respectively for the chalcopyrite and heterogenite samples. A first series of pre-leaching tests of the heterogenite and chalcopyrite were carried out in order to reduce the interference of the different soluble minerals present in the studied samples. 80 pp. Englisch.

Codice articolo 9786204921457

Dati bibliografici

• Titolo: Galvanic interaction between cobalt(3) oxide and chalcopyrite in the presence of active carbon during leaching
• Editore: Our Knowledge Publishing Jul 2022
• Data di pubblicazione: 2022
• Lingua: Inglese
• ISBN 10: 6204921452
• ISBN 13: 9786204921457
• Rilegatura: Taschenbuch
• Condizione: Neu
• Dimensioni: 220 L x 150 A x 5 P (millimetri) 220 millimetri di larghezza per 150 millimetri di altezza per 5 millimetri di profondità
• Peso: 137 grammi

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Riassunto

This work deals with the solubilization of cobalt and copper by galvanic interaction chalcopyrite-heterogenite in sulfuric medium with the use of carbon as catalyst of the mechanism. pH(0.5;1.0;1.5 and 2) ,temperature (40;50;60;70 and 80°C), carbon mass(0. 4;1.5;2.6;3.7;and 4.8) and solid percentage(10;20;30;and 40%) were the parameters studied to swallow the influence of these on the copper solubilization of chalcopyrite and cobalt III oxide.X-ray diffraction (XRD), atomic absorption spectrometry (AAS), X-ray fluorescence (XRF) and inductively coupled plasma atomic emission spectrometry (ICP) were the methods used for the mineralogical and chemical characterization of the samples, solutions and leaching residues. They revealed a content of 31, 28% copper and 0.59% cobalt respectively for the chalcopyrite and heterogenite samples. A first series of pre-leaching tests of the heterogenite and chalcopyrite were carried out in order to reduce the interference of the different soluble minerals present in the studied samples.