C - Chemistry – Metallurgy – 01 – D
Patent
C - Chemistry, Metallurgy
01
D
C01D 15/02 (2006.01) B01D 61/00 (2006.01) B01D 61/42 (2006.01) B01D 61/46 (2006.01) C01D 15/00 (2006.01) C02F 1/469 (2006.01)
Patent
CA 2731677
A method for recovering lithium as lithium hydroxide by feeding an aqueous stream containing lithium ions to a bipolar electrodialysis cell, wherein the cell forms a lithium hydroxide solution. An apparatus or system for practicing the method is also provided.
La présente invention concerne un procédé permettant de récupérer du lithium sous forme d'hydroxyde de lithium en faisant passer un courant aqueux contenant des ions lithium dans une cellule d'électrodialyse bipolaire, la cellule formant une solution d'hydroxyde de lithium. L'invention concerne également un appareil ou système pour mettre en uvre le procédé.
Atherton Dan
Aul Rainer
Buckley David J.
Genders J. David
Chemetall Foote Corporation
Osler Hoskin & Harcourt Llp
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