An overview on recent separation and purification strategies for recovery of Nb and Ta from primary and secondary ore sources

TF de Oliveira, JAS Tenório, DCR Espinosa - Minerals Engineering, 2023 - Elsevier
This paper focuses on processing technologies for the exploitation and purification of Nb
and Ta from primary and secondary ore sources that have been used for extraction of these …

Adsorption of Niobium and Tantalum Contained in a Tin Slag Leachate by Ion Exchange Resins: Equilibrium Isotherms, Kinetic and Thermodynamic Studies

GA de Souza Gonçalves, TC de Carvalho… - Journal of Sustainable …, 2023 - Springer
With the development of advanced technologies, the need for new sources of strategic
metals such as niobium (Nb) and tantalum (Ta) has raised the possibility of obtaining these …

Developed procedure for Sn (II) extraction from hydrochloric acid medium with CYANEX 921 and its recovery from spent LCD screens

SE Rizk, BA Masry, JA Daoud - Chemical Engineering …, 2022 - Taylor & Francis
One of the sustainability goals is to resource and extracts valuable metals from different
spent materials in which they are accumulated and become hazardous waste. A developed …

Review of the potential role of electrokinetics technology in tailings dewatering and minerals recovery

D Kalumba, ST Mudenge - Paste 2019: Proceedings of the …, 2019 - papers.acg.uwa.edu.au
Water is employed as a cost-effective media of transporting tailings; a mixture of ground
waste ore, water and chemicals used in metal extraction processes. Tailings are conveyed …

[PDF][PDF] Sustainable development in the tinplate industry: refining tinplate leachate with cementation

J Klimko, KI Urban, J Piroskova, D Orac… - … Problems of Mineral …, 2020 - bibliotekanauki.pl
Tin sludge produced during tin electroplating of steel sheet is an interesting secondary
source of tin. Dried sludge usually contains more than 50% tin. Hydrometallurgical sludge …

Effect of antimony (III) on tin recovery by cementation on zinc powder under alkaline conditions

P Luo, B Sun, J Li, M Lu, L Wang, J Jiang - International Journal of …, 2019 - Elsevier
The cementation recovery of tin (Sn) from industrial waste is important in meeting fast-
growing demand. However, Sn recovery from alkaline solutions using zinc (Zn) powder is …