Process for the exchange of crystalline zeolites
US4459271A · kind A · utility
1Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1983 |
| Grant date | Jul 10, 1984 |
| Priority date | — |
| Expiry date | Mar 29, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J29/084
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This invention relates to exchanging the sodium contained in a crystalline zeolite by partially removing sodium by exchange with another cation, partially drying the exchanged zeolite and re-exchanging the dried zeolite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.