Bathtub-type spent catalyst distributor for effective counter-current regeneration in fluid catalytic cracking units
US8349753B2 · kind B2 · utility
2Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2011 |
| Grant date | Jan 8, 2013 |
| Priority date | — |
| Expiry date | Mar 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/85938
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved spent catalyst regenerator which contains sub-troughs branching off from the main trough, distribution troughs which extend outward from the sides of the main trough and the sub-troughs, and downflow tubes extending downward from the bottom of the main trough and sub-troughs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.