Liquid-solid axial moving bed reaction and regeneration device, and solid acid alkylation method
US11912643B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 22, 2019 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | Oct 13, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A liquid-solid axial moving bed reaction and regeneration apparatus and a solid acid alkylation process by using the liquid-solid axial moving bed reaction and regeneration apparatus. the liquid-solid axial moving bed reaction and regeneration apparatus comprise:An axial moving bed reactor (1), a spent catalyst receiver (5), a catalyst regenerator (4) and a regenerated catalyst receiver (6) that are successively connected, wherein, a catalyst outlet of the regenerated catalyst receiver (6) is communicated with a catalyst inlet of the axial moving bed reactor (1);Wherein, the axial moving bed reactor (1) is provided with at least two catalyst beds (3) arranged up and down, the axial moving bed reactor (1) is provided with a feed inlet (2) above each catalyst bed (3);A catalyst delivery pipe (16) is arranged between two adjacent catalyst beds (3) so that the catalyst can move from top to bottom in the axial moving bed reactor (1);A separation component (10) is provided between two adjacent catalyst beds (3), the inside space of the separation component (10) is communicated with the catalyst delivery pipe (16), the separation component (10) is for separating the stream after the react…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.