Stabilized and dealuminated omega zeolite
US4724067A · kind A · utility
16Cited by
16References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1986 |
| Grant date | Feb 9, 1988 |
| Priority date | — |
| Expiry date | Jun 19, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2229/37
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention concerns a stabilized and dealuminated omega zeolite, its manufacture and use in catalytic cracking. It has in particular a SiO.sub.2 /Al.sub.2 O.sub.3 molar ratio higher than 10, a sodium content lower than 0.3%, "a" and "c" crystalline parameters respectively lower than or equal to 1.814 nm and 0.760 nm, a particular capacity for nitrogen adsorption and a particular lattice of secondary pores.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.