Process for the separation of cobalt from nickel

Details Process for the separation of cobalt from nickel Process for the separation of cobalt from nickel

C - Chemistry, Metallurgy

22

B

C22B 3/14 (2006.01) C22B 3/44 (2006.01)

Patent

CA 2135625

2135625 9323578 PCTABS00028 A process is disclosed for separating cobalt in the form of cobalt (III) hexammine sulphate from an aqueous solution containing cobalt (III) hexammine sulphate and nickel (II) hexammine sulphate comprising adding ammonium sulphate to provide an effective amount of ammonium sulphate, saturating the solution with an effective amount of ammonia at a temperature whereby the triple salt of cobalt (III) hexammine sulphate, nickel (II) hexammine sulphate and ammonium sulphate is precipitated, recovering the precipitated triple salt from the solution, and repulping the triple salt with an effective amount of water or aqueous ammonia solution to selectively leach nickel (II) hexammine sulphate to produce a crystalline cobalt (III) hexammine sulphate with a cobalt : nickel ratio of at least 100 : 1.

Affiliated with

Also associated with

Rating

Process for the separation of cobalt from nickel does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the separation of cobalt from nickel, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the separation of cobalt from nickel will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1535325