Method for producing paraxylene using a simulated moving-bed step, and a step of fractionating two fractions in a two-section column
US11242302B2 · kind B2 · utility
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10References
17Claims
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Key dates
| Filing date | Jun 21, 2019 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | Jun 21, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention describes a process for obtaining para-xylene from a feedstock containing xylenes, ethylbenzene and C9+ hydrocarbons, said process comprising
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.