Patent · US Expired

Method of removing ruthenium contained in uranium-containing solutions

US5219540A · kind A · utility

0Cited by
12References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1992
Grant dateJun 15, 1993
Priority date
Expiry dateFeb 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.