Apparatus for regenerating cracking catalyst
US4448753A · kind A · utility
14Cited by
14References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1982 |
| Grant date | May 15, 1984 |
| Priority date | — |
| Expiry date | Feb 12, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G11/187
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A fast fluidized bed regenerator of an FCC apparatus is improved by incorporating into the regenerator an internal riser, for more complete combustion of coke, and by providing a means of preventing catalyst flow reversals between the spent and regenerated beds of the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.