C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 3/08 (2006.01) C21B 3/04 (2006.01) C21B 15/00 (2006.01) C22B 3/30 (2006.01) C22B 15/00 (2006.01)
Patent
CA 2400673
Use of a mixture of a C9 alkylsalicylaldoxime and a ketoxime as an extractant in a water-immiscible organic solvent solution in a metal extraction circuit to enhance the transfer of iron values to a dilute acid wash solution when the metal loaded organic solvent/extractant solution is washed with the dilute acid wash solution.
L'invention concerne l'utilisation d'un mélange d'alkylsalicylaldoxime-C9 et d'un cétoxime comme extractant dans une solution de solvant organique immiscible dans l'eau, dans un circuit d'extraction de métal, afin d'améliorer le transfert de valeurs de fer dans une solution de lavage d'acide dilué, lorsque la solution solvant/extractant organique chargée en métal est lavée avec la solution de lavage d'acide dilué.
Fisher G. Timothy
Olafson Stephen M.
Virnig Michael J.
Cognis Corporation
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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