Patent · US Expired

Vanadium passivation in a hydrocarbon catalytic cracking process

US4929583A · kind A · utility

5Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1988
Grant dateMay 29, 1990
Priority date
Expiry dateJun 16, 2008

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 vanadium passivator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.