Recovery of Iron from Iron Tailings by Suspension Magnetization Roasting with Biomass-Derived Pyrolytic Gas

Guoqiang Qiu,Xunan Ning,Junhua Shen,Yi Wang,Dingyuan Zhang,Jinhuan Deng

WASTE MANAGEMENT（2023）

引用 6|浏览15

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摘要

•Biomass pyrolysis gas can reduce hematite to magnetite.•The phase transformation process of iron is FeOOH → Fe2O3 → Fe3O4 → FeO.•Reduction and dehydration result in pore formation in the mineral.•The pyrolysis gas can react again during suspension roasting.

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关键词

SMR technology,Fast pyrolysis,Gases analyses,Phase transformation,Magnetic performance

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