| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To efficiently separate a first platinum group (Pt and Pd) and a second platinum group (Ru, Os, Rh and Ir) from a solution containing platinum group (Pt, Pd, Ru, Os, Rh and Ir). <P>SOLUTION: In the method for recovering the second platinum group Ru, Rh, Ir and Os from a platinum group solution, Se is added to the solution containing Pt, Pd, Ru, Rh, Ir and Os to reduce the Se with SO<SB>2</SB>, thereby coprecipitating and removing only Pt and Pd together with the Se. <P>COPYRIGHT: (C)2004,JPO</p> |
