Kinetic Studies of the Reduction of Limonitic Nickel Ore by Hydrogen
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DOI: 10.1007/s11663-020-01841-9
Abstract: A sample of limonitic nickel ore was characterized by XRD, SEM-EDS, and ICP-OES techniques. The Rietveld refinement method showed that the main mineral constituent of this sample is goethite (55.8 pct). Thermal analysis experiments were… read more here.
Keywords: reduction; nickel ore; temperature; limonitic nickel ... See more keywords
Mechanochemical pre-treatment of lateritic nickel ore with sulfur followed by atmospheric leaching
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DOI: 10.1016/j.hydromet.2018.08.016
Abstract: Abstract In this study, the role of mechanochemical pre-treatment with the addition of S in atmospheric agitation leaching of a lateritic nickel ore was investigated. In the mechanically activated sample with S (20 wt%), the amount… read more here.
Keywords: nickel ore; mechanochemical pre; pre treatment; lateritic nickel ... See more keywords
Classification of Low-Grade Copper-Nickel Ore and Mining Waste by Ecological Hazard and Hydrometallurgical Processability
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DOI: 10.1134/s1062739120026757
Abstract: The authors range low-grade copper-nickel ore and mining waste represented by overburden dumps, mill tailings and slag in the territory of the Murmansk Region by the criterion of potential ecological hazard. The determinants of mobility… read more here.
Keywords: mining waste; mining; nickel ore; copper nickel ... See more keywords