Vanadium passivation in a hydrocarbon catalytic cracking process
US4520120A · kind A · utility
15Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 1984 |
| Grant date | May 28, 1985 |
| Priority date | — |
| Expiry date | Mar 19, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/521
- 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 calcium-containing additive as a vanadium passivating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.