Dissolution of Chalcopyrite in Presence of Chelating Agent and Hydrogen Peroxide

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Autor(es): dc.contributorFırat University-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorIskenderun Technical University-
Autor(es): dc.contributorAl-Farabi Kazakh National University-
Autor(es): dc.contributorUniversidad Arturo Prat-
Autor(es): dc.creatorTuran, M. Deniz-
Autor(es): dc.creatorSilva, J. Pedro-
Autor(es): dc.creatorSarı, Z. Abidin-
Autor(es): dc.creatorNadirov, Rashid-
Autor(es): dc.creatorToro, Norman-
Data de aceite: dc.date.accessioned2025-08-21T18:53:15Z-
Data de disponibilização: dc.date.available2025-08-21T18:53:15Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2021-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s12666-021-02426-z-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/222565-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/222565-
Descrição: dc.descriptionChelating agents (e.g., EDTA, titriplex III, etc.) are very important salts as they can take a complex form with metal ions. This study investigated usage of titriplex III in presence of hydrogen peroxide for metal extraction from chalcopyrite concentrate under various conditions such as conventional leaching, mechanical activation and ultrasound leaching. The results show that both titriplex and hydrogen peroxide are required for metal extraction from chalcopyrite concentrate. However, mechanical activation is an important parameter for increasing metal extraction, so that copper extraction increases to 83% from 47% after 30 min of grinding chalcopyrite by a high-energy grinding system. Metal extraction efficiency is improved by application of ultrasound to the leaching process. It is possible to obtain copper and iron extraction as 93% and 65%, respectively, under the following leaching conditions: mechanical activation time of 30 min, titriplex concentration of 100 g L−1, H2O2 concentration of 2 mol L−1, ultrasound power of 10%, leaching time of 90 min, leaching temperature of 45 °C and liquid–solid ratio of 25 mL g−1.-
Descrição: dc.descriptionDepartment of Metallurgical and Materials Engineering Fırat University-
Descrição: dc.descriptionInstitute of Chemistry UNESP, P.O. Box 355, SP-
Descrição: dc.descriptionDepartment of Metallurgy Iskenderun Vocational School of Higher Education Iskenderun Technical University-
Descrição: dc.descriptionAl-Farabi Kazakh National University-
Descrição: dc.descriptionFaculty of Engineering and Architecture Universidad Arturo Prat, Almirante Juan Jos’e Latorre 2901-
Descrição: dc.descriptionInstitute of Chemistry UNESP, P.O. Box 355, SP-
Formato: dc.format273-280-
Idioma: dc.languageen-
Relação: dc.relationTransactions of the Indian Institute of Metals-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectChelating-
Palavras-chave: dc.subjectCopper-
Palavras-chave: dc.subjectHydrogen peroxide-
Palavras-chave: dc.subjectLeaching-
Palavras-chave: dc.subjectMechanical activation-
Palavras-chave: dc.subjectTitriplex III-
Palavras-chave: dc.subjectUltrasound-
Título: dc.titleDissolution of Chalcopyrite in Presence of Chelating Agent and Hydrogen Peroxide-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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