Compositions for purifying liquids
US4927796A · kind A · utility
2Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 1989 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Feb 13, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J47/133
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for the separation of radioisotopes and stable isotopes and other deleterious materials from radioactive waste and other liquids, wherein the waste stream is passed through a filter/demineralizer septum screen pre-coated with a mixture of finely-divided zeolitic material and finely-divided ion-exchange resin material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.