Results 31 to 40 of about 5,009 (173)

Advances in Hydrometallurgy [PDF]

open access: yes, 2020
The development of new technologies and the increasing demand for mineral resources from emerging countries are responsible for significant tensions in the pricing of non-ferrous metals. Some metals have become strategic and critical because they are used in many technological applications such as flat panel TVs (indium), solar panel cells (indium ...
openaire   +3 more sources

Unconventional methods and innovation trends in hydrometallurgy [PDF]

open access: yesActa Montanistica Slovaca, 1997
A brief overview of innovation trends as well as non-traditional methods in hydrometallurgy are given in this contribution. A special attention is devoted to the elimination of elemental sulfur originated on a leached surface, leaching temperature ...
Havlík Tomáš
doaj  

Options for Hydrometallurgical Treatment of Ni-Co Lateritic Ores for Sustainable Supply of Nickel and Cobalt for European Battery Industry from South-Eastern Europe and Turkey

open access: yesMetals, 2022
The automotive industry is in the process of transformation from the traditional production of vehicles with engines powered by the combustion of fossil fuels to vehicles powered by electric energy.
Srđan Stanković   +6 more
doaj   +1 more source

Hydrometallurgy

open access: yes, 2007
In this work the effect of reaction temperature, sulfuric acid concentration, liquid-to-solid ratio and Fe2+ concentration on sulfuric acid leaching of gallium from phosphorus flue dust was studied.
Xu, Ke   +3 more
core   +1 more source

Optimization of Conditions for Processing of Lead–Zinc Ores Enrichment Tailings of East Kazakhstan

open access: yesMetals, 2021
This article presents the results of studies of a low-waste technology for processing enrichment tailings using a combined enrichment–hydrometallurgical method.
Nazym Seksenova   +4 more
doaj   +1 more source

Comparative environmental impacts analysis of technologies for recovering critical metals from copper anode slime: Insights from LCA

open access: yesEnvironmental Chemistry and Ecotoxicology
Copper anode slime (CAS) is a byproduct produced during copper electrorefining process. It contains metals such as gold, silver, copper, selenium, tellurium etc.
Yu Li   +7 more
doaj   +1 more source

Gold and Modern Hydrometallurgy: About fourteen decades of partnership

open access: yesRevista de Metalurgia
This year marks the 138th anniversary of the beginning of modern Hydrometallurgy. This milestone began in 1887 with the publication of the cyanidation patent by McArthur and the Forrester brothers, which represented a decisive step forward in the ...
Francisco José Alguacil   +1 more
doaj   +1 more source

Analogical environmental cost assessment of silicon flows used in solar panels by the US and China

open access: yesScientific Reports
Achieving carbon neutrality requires deployment of large-scale renewable energy technologies like solar photovoltaic (PV) panels. Nevertheless, methods to ascertain the overall environmental impacts PVs and further improve their sustainability are under ...
Saeed Rahimpour Golroudbary   +2 more
doaj   +1 more source

Experimental Study on Bioclogging in Porous Media during the Radioactive Effluent Percolation

open access: yesAdvances in Civil Engineering, 2018
The sand columns inoculated with the indigenous microorganism (Aspergillus niger) were used to investigate the effect of bioclogging during the radioactive effluent percolation.
Rong Gui   +4 more
doaj   +1 more source

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