Use of additional alumina for extra zeolite stability in FCC catalyst
US4325847A · kind A · utility
12Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1980 |
| Grant date | Apr 20, 1982 |
| Priority date | — |
| Expiry date | Jun 19, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2229/42
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to improvements in catalysts formed by spray drying water slurries of a faujasite type zeolite of relatively low sodium content in a matrix, containing pseudoboehmite and added anionically derived alumina gel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.