Catalytic cracking catalysts and additives
US5248642A · kind A · utility
9Cited by
8References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1992 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Aug 12, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2229/42
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Catalytic cracking catalysts/additives which comprise rare-earth, preferably lanthanum, oxide and/or oxychloride dispersed in an acid reacted metakaolin matrix. The catalysts/additives may be combined with zeolite-containing cracking catalysts to enhance catalytic activity/selectivity in the presence of metals (Ni and V).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.