The present study provides a fluoride-free comparison of the Nigerian and Rwandan columbite-tantalite dissolution in alkali-assisted roasting with KOH and …
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WEBThe hydrometallurgical methods are commonly employed to recover both Ta and Nb from colombo-tantalite (Ungerer et al., 2014). The approach consists of several sequential …
The beneficiation methods for some tantalite ores from selected deposits in Nigeria have been assessed through mineralogical …
The beneficiation methods for some tantalite ores from selected deposits in Nigeria have been assessed through mineralogical and compositional analyses of the …
Co-extraction of Ta and Nb and selective stripping can easily be achieved by solvent extraction of leached columbite-tantalite concentrate. Extractants such as MIBK, …
The main objective of this work is to assess the appropriate beneficiation schemes by identifying the associated elements and impurity elements in samples obtained from notable tantalite deposits across Nigeria.
The beneficiation methods for some tantalite ores from selected deposits in Nigeria have been assessed through mineralogical and compositional analyses of the ores. Major …
There are two existing methods for the separation of Ta and Nb by solvent extraction, namely collective and selective extraction. The first one is based on the …
The beneficiation methods for some tantalite ores from selected deposits in Nigeria have been assessed through mineralogical and compositional analyses of the ores. Tantalite …