A study on selective leaching of heavy metals vs. iron from fly ash
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Material Cycles and Waste Management"
DOI: 10.1007/s10163-019-00858-w
Abstract: Incinerator plant waste streams contain underexploited metals originating from households and industrial operators. The objective was to investigate the dissolution behavior of fly ash in: 0.2–7 M HCl, 0.2–7 M H2SO4, 0.5–1 M oxalic acid, 0.5–4 M citric acid,… read more here.
Keywords: leaching heavy; study selective; selective leaching; fly ash ... See more keywords
Selective Leaching-Recovery of Re and Mo from Out-Gas Dust of Molybdenite Roasting Furnace
Sign Up to like & getrecommendations! Published in 2017 at "Transactions of The Indian Institute of Metals"
DOI: 10.1007/s12666-016-1021-6
Abstract: Selective leaching and recovery of Mo and Re present in out-gas dust of molybdenite roasting furnace was quantitatively investigated. The effects of solid to liquid (S/L) phase ratio, sulfuric acid concentration and solution temperature on… read more here.
Keywords: leaching recovery; recovery; selective leaching; gas dust ... See more keywords
A Kinetic Study on Selective Leaching of Phosphorus from Dephosphorization Slag
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Sustainable Metallurgy"
DOI: 10.1007/s40831-020-00309-z
Abstract: Phosphorus recovery from dephosphorization slag generated during steelmaking has enormous potential to secure a stable supply of phosphate. Because P and Fe in slag are concentrated in different mineral phases, P can be recovered by… read more here.
Keywords: slag; selective leaching; dissolution; dephosphorization slag ... See more keywords
Rapid and selective leaching of actinides and rare earth elements from rare earth-bearing minerals and ores
Sign Up to like & getrecommendations! Published in 2018 at "Hydrometallurgy"
DOI: 10.1016/j.hydromet.2018.03.015
Abstract: Abstract Proper handling of the radioactive fraction associated with the production of rare earth elements (REEs) in the mining industry is essential for a sustainable environment and human health. Actinides, such as uranium and thorium,… read more here.
Keywords: selective leaching; rapid selective; earth elements; rare earth ... See more keywords
Enhanced selective leaching of scandium from red mud
Sign Up to like & getrecommendations! Published in 2018 at "Hydrometallurgy"
DOI: 10.1016/j.hydromet.2018.10.011
Abstract: Abstract Selective leaching of Sc from red mud is particularly important for both solid waste treatment and reclamation of rare earth elements. This work developed a new method for selective acid leaching of Sc and… read more here.
Keywords: selective leaching; red mud; edta; mud ... See more keywords
Recovery of zinc and manganese from pyrometallurgy sludge by hydrometallurgical processing
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2017.09.003
Abstract: Abstract In this contribution, a hydrometallurgical process is specifically developed to recover zinc (Zn), manganese (Mn) and lead (Pb) from the pyrometallurgical sludge produced in the steel manufacturing industries. The optimum conditions for Zn and… read more here.
Keywords: selective leaching; precipitation; recovery zinc; sludge ... See more keywords
Selective leaching of valuable metals from laterite nickel ore with ammonium chloride-hydrochloric acid solution
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2018.01.085
Abstract: Abstract During the recent years, selective leaching from laterite ore has gained considerable interest from the scientific community because of the growing demand of valuable metals including nickel and cobalt. However, high energy consumption and… read more here.
Keywords: selective leaching; valuable metals; metals laterite; ammonium chloride ... See more keywords
Selective leaching of nickel and cobalt from limonitic laterite using phosphoric acid: An alternative for value-added processing of laterite
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2018.04.083
Abstract: Abstract Atmospheric acid leaching has advantages of low energy consumption and operating cost, compared with high pressure acid leaching of low-nickel limonitic laterites. However, it suffers low nickel recovery, low leaching selectivity of nickel/cobalt over… read more here.
Keywords: selective leaching; cobalt; value; nickel cobalt ... See more keywords
Selective leaching of copper and zinc from primary ores and secondary mineral residues using biogenic ammonia.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2020.123842
Abstract: With the number of easily accessible ores depleting, alternate primary and secondary sources are required to meet the increasing demand of economically important metals. Whilst highly abundant, these materials are of lower grade with respect… read more here.
Keywords: selective leaching; copper zinc; ammonia; biogenic ammonia ... See more keywords
Mechanochemical activation on selective leaching of arsenic from copper smelting flue dusts.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2021.125436
Abstract: A novel application, including mechanochemical pre-treating and alkali leaching, for arsenic selective leaching from copper smelter flue dusts (CSFUs) was developed to overcome the disadvantages of hydrometallurgical methods. Compared with raw CSFU powders, the mechanical-activated… read more here.
Keywords: flue dusts; selective leaching; mechanochemical activation; copper ... See more keywords
Selective leaching of Zn from spent alkaline batteries using environmentally friendly approaches.
Sign Up to like & getrecommendations! Published in 2017 at "Waste management"
DOI: 10.1016/j.wasman.2016.12.002
Abstract: The main aim of this work was to evaluate the possibility of using microwave or ultrasound to assist the efficient and selective leaching of Zn from spent alkaline batteries and compare the results with those… read more here.
Keywords: selective leaching; leaching spent; assisted leaching; alkaline ... See more keywords