Method of removing ruthenium contained in uranium-containing solutions
US5219540A · kind A · utility
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12References
8Claims
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Key dates
| Filing date | Feb 3, 1992 |
| Grant date | Jun 15, 1993 |
| Priority date | — |
| Expiry date | Feb 3, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for removing ruthenium from a uranium-containing solution comprising adding a nitrite to the solution and passing the solution over a quaternary ammonium or tertiary amine resin to selectively fix the ruthenium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.