Methods and systems for recovering rhenium from a copper leach

Details Methods and systems for recovering rhenium from a copper leach Methods and systems for recovering rhenium from a copper leach

C - Chemistry, Metallurgy

22

B

C22B 15/00 (2006.01) C01G 47/00 (2006.01) C22B 3/24 (2006.01) C22B 61/00 (2006.01)

Patent

CA 2758884

Various embodiments provide new methods of rhenium recovery The methods can include subjecting a metal-bearing solution to an activated carbon bed, and adsorbing rhenium onto the activated carbon. The methods can also include heating a basic aqueous elution solution and eluting the rhenium from the activated carbon with the heated elution solution.

L'invention porte, dans divers modes de réalisation, sur de nouveaux procédés de récupération du rhénium. Les procédés peuvent consister à soumettre une solution métallifère à un lit de charbon actif et à faire adsorber le rhénium sur le charbon actif. Les procédés peuvent également consister à chauffer une solution d'élution aqueuse basique et éluer le rhénium à partir du charbon actif par la solution d'élution chauffée.

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