C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 3/42 (2006.01) C22B 3/00 (2006.01) C22B 3/20 (2006.01) C22B 3/24 (2006.01) C22B 11/00 (2006.01) C22B 11/08 (2006.01) C22B 15/00 (2006.01)
Patent
CA 2460813
A process for the recovery or removal of metal species from a solution or slurry comprising the steps of: contacting the solution or slurry with a poly(alkyleneimine) polymeric material to load the poly(alkyleneimine) polymeric material with metal species; separating the loaded poly(alkyleneimine) polymeric material from the solution or slurry; and recovering or removing the metal from the poly(alkyleneimine) polymeric material.
L'invention concerne un procédé d'extraction ou de suppression d'espèces métalliques d'une solution ou suspension, consistant à: mettre en contact la solution ou la suspension avec un produit polymère poly(alkylène-imine) pour charger le produit polymère poly(alkylène-imine) d'espèces métalliques; séparer le produit polymère poly(alkylène-imine) chargé de la solution ou suspension; et enfin, extraire ou supprimer le métal du produit polymère poly(alkylène-imine).
Kirby Eades Gale Baker
Oretek Limited
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