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Study on Technology of Sodium Sulfite and Air Co-oxidation of Divalent Iron in Heterogenite Leaching Solution AITranslate

Qingyuan Jiazhi New Materials Research Institute Co.,Ltd.;Qingyuan Jiazhi New Materials Research Institute Co.,Ltd.;Qingyuan Jiazhi New Materials Research Institute Co.,Ltd.
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Publisher: Editorial Office of Rare Metals and Cemented Carbides
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Abstract AITranslate

The process was studied for oxidizing divalent iron to trivalent iron in sulfuric acid reduction leaching solution of heterogenite from Congo(Kinshasa)by sodium sulfite and air co-oxidation.The effects were also analyzed of acidity,sodium sulfite addition amount and air flow on oxidation efficiency.The results show that divalent iron in 2500mL leaching solution can be completely oxidized for 5hunder the conditions of solution pH of 3.8,air flow of 150~200L/h,reaction temperature of(40±5)℃and sodium sulfite addition amount of 5g.

KeyWords AITranslate

heterogenite leaching solution divalent iron co-oxidation sodium sulfite air

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DOI:

Chinese Library Classification Number:TF803.21[冶金工程—有色金属冶金]

Citation Information:

The process was studied for oxidizing divalent iron to trivalent iron in sulfuric acid reduction leaching solution of heterogenite from Congo(Kinshasa)by sodium sulfite and air co-oxidation.The effects were also analyzed of acidity,sodium sulfite addition amount and air flow on oxidation efficiency.The results show that divalent iron in 2500mL leaching solution can be completely oxidized for 5hunder the conditions of solution pH of 3.8,air flow of 150~200L/h,reaction temperature of(40±5)℃and sodium sulfite addition amount of 5g.

quote

GB/T 7714-2015 [1] ZHONG Hui, ZHENG Jiang-feng, ZHANG Ying. Study on Technology of Sodium Sulfite and Air Co-oxidation of Divalent Iron in Heterogenite Leaching Solution[J]. Rare Metals and Cemented Carbides, 2020(6): 38-40.
MLA [1] ZHONG Hui, et al., "Study on Technology of Sodium Sulfite and Air Co-oxidation of Divalent Iron in Heterogenite Leaching Solution." Rare Metals and Cemented Carbides, no. 6, 2020, pp. 38-40.
APA [1] ZHONG Hui, ZHENG Jiang-feng, & ZHANG Ying. (2020). Study on Technology of Sodium Sulfite and Air Co-oxidation of Divalent Iron in Heterogenite Leaching Solution. Rare Metals and Cemented Carbides(6), 38-40.
IEEE [1] ZHONG Hui, ZHENG Jiang-feng, and ZHANG Ying, "Study on Technology of Sodium Sulfite and Air Co-oxidation of Divalent Iron in Heterogenite Leaching Solution," Rare Metals and Cemented Carbides, no. 6, pp. 38-40, 2020. keywords: {heterogenite;leaching solution;divalent iron;co-oxidation;sodium sulfite;air}