Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Separation and purification of ruthenium

Patent ·
OSTI ID:6601593
A process is claimed for the separation or purification of ruthenium from solutions thereof comprising conversion of the ruthenium to nitrosylruthenium complex with the ruthenium in the Ru/sup +2/ oxidation state; conversion of the nitrosylruthenium complex to a nitrosylruthenium chlorocomplex and any other platinum group metals to chlorocomplexes; and the removal of the nitrosylruthenium chlorocomplex from solution using a suitable liquid or resin anion exchanger.
Assignee:
National Inst. for Metallurgy
Patent Number(s):
US 4105442
OSTI ID:
6601593
Country of Publication:
United States
Language:
English