Mineral resources have been counted as public assets with economic benefit since time
immemorial. Due to the rising issue of decreasing mineral deposits, recovery of metals from …

Hydrometallurgy is the most suitable extractive technique for the extraction and purification
of manganese as compared to all other techniques including biometallurgy and …

Zinc plant residue known as hot filter cake (HFC) contains a significant quantity of zinc oxide
(ZnO). In addition, it holds cobalt hydroxide Co (OH) 3, manganese dioxide (MnO 2) and …

Zinc plant residues are produced during the zinc cathode production. Impurities such as Co
are removed during the “Hot Purification Stage” and the residue from this stage is known as …

Zinc leaching residue is the waste residue produced by the wet zinc extraction process,
which cannot be effectively utilized due to its complex composition and the presence of toxic …

This article is part of a continuing endeavor to decrease environmental conflicts and
industrial hazards of As-bearing zinc plant hot purification filter cakes (ZPHPFC's) and to …

This paper is the first attempt to develop an environmentally friendly process applied to
hazardous residues of Iranian zinc ingot plants containing heavy metals to produce a high …

Zinc plant residue contains valuable metals that can be reused as a source for obtaining
these metals. This paper describes the use of sodium thiosulfate (Na 2 S 2 O 3) in leaching …

The leaching processes of zinc plant purification residue in sulfuric acid solution were
investigated with respect to the effects of sulfuric acid concentration, reaction temperature …

Solid waste deposits from mineralogical activities contain a significant amount of heavy
metals. Hot filter cake is continuously produced and landfilled from zinc hydrometallurgical …