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Antimony Recovery from End-of-Life Products and Industrial …

These techniques lead to a strong concentration of the antimony, which can then be used as a source of antimony, when renewing or regenerating the sorbent or …

Extraction of antimony with tertiary amines

L'extraction de l'antimoine à partir de solutions chlorhydriques dans des mélanges méthanol, éthanol et acétone-eau est plus élevée qu'a partir de solutions aqueuses …

A selective process for extracting antimony from

In this study, a complete technological process for extracting antimony from refractory gold ore was proposed, which included leaching, pressure oxidation, …

Processes | Free Full-Text | A Review on Pyrometallurgical …

The technique consisted of two steps of addition of a metal (manganese, aluminum or a combination of both) in 1–5% of the total weight of antimony followed by …

Métallurgie extractive de l'antimoine : Dossier complet

Sur le plan environnemental, l'antimoine pollue l'atmosphère par le biais de poussières et de gaz toxiques, les eaux naturelles par le biais de formes solubles et les sols par accumulation lente. La majeure partie de l'antimoine est commercialisée sous forme …

Neutron-activation analysis by standard addition and solvent …

On décrit trois techniques d'extraction simples, utilisant l'éther isopropylique, l'hexone et le tributylphosphate, pour la séparation du radioantimoine des radio-nucléides gênants. …

Extraction Process of Antimony from Stibnite by

A new pyrometallurgical process to extract antimony from stibnite concentrate was proposed. Thermodynamic analysis of extraction process was …

Sample preparation techniques for extraction of vitamin D …

Homogenization is the first step for most non-liquid samples, frequently followed by protein precipitation or saponification. The dominant extraction techniques …

Antimony Extraction from Galena Concentrates '2279

Abstract: The extraction of antimony and arsenic from galena concentrates by leaching with strongly alkaline sodium sulphide solution are investigated. The effects …