Enrichment of ores from mine tailings

B - Operations – Transporting – 03 – C

Patent

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Details

B03C 1/015 (2006.01)

Patent

CA 2746550

The present invention relates to a method for separating at least one first substance from a mixture containing said at least one first substance in an amount of 0.001 to 1.0 wt %, based on the total mixture, and at least one second substance, comprising at least the following steps: (A) bringing the mixture into contact, (B) optionally adding at least one dispersant, (C) treating the dispersion with at least one hydrophobic magnetic particle, (D) separating the enrichment product from step (C) from the mixture by applying a magnetic field, (E) optionally splitting the separated enrichment product from step (D).

La présente invention porte sur un procédé pour séparer au moins une première substance d'un mélange contenant cette ou ces premières substances en une quantité de 0,001 à 1,0 % en poids par rapport à la totalité du mélange, et au moins une deuxième substance, comprenant au moins les étapes suivantes : (A) mise en contact du mélange, (B) éventuellement, addition d'au moins un dispersant, (C) traitement de la dispersion avec au moins une particule magnétique hydrophobe, (D) séparation du produit d'addition de l'étape (C), d'avec le mélange, par application d'un champ magnétique, (E) éventuellement, dissociation du produit d'addition séparé provenant de l'étape (D).

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