Multistage stripper for FCC unit with improved catalyst separation
US4689206A · kind A · utility
22Cited by
15References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 1985 |
| Grant date | Aug 25, 1987 |
| Priority date | — |
| Expiry date | Oct 15, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J8/0055
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An apparatus for fluid catalytic cracking (FCC) of a hydrocarbon feed in an open or closed system, which includes a multistage stripper system, which comprises a means for spinning a gasiform mixture of catalyst and cracked hydrocarbons exiting from a riser, a first means for stripping the spun gasiform mixture, and a means for deflecting the gasiform mixture to separate catalyst from the cracked hydrocarbons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.