Vanadium passivation in a hydrocarbon catalytic cracking process
US4990240A · kind A · utility
3Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 1990 |
| Grant date | Feb 5, 1991 |
| Priority date | — |
| Expiry date | Feb 14, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/524
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Hydrocarbons containing vanadium are converted to lower boiling fractions employing a zeolitic cracking catalyst containing a significant concentration of a vanadium passivator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.