Process and apparatus for simulated counter-current chromatographic separation for high-productivity production of paraxylene
US9452370B2 · kind B2 · utility
0Cited by
2References
15Claims
0Family size
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Key dates
| Filing date | Dec 2, 2013 |
| Grant date | Sep 27, 2016 |
| Priority date | — |
| Expiry date | Dec 22, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/13
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention describes a process for the separation of xylenes in simulated counter-current utilising at least one adsorber with a limited cumulated total height (Hcu) of adsorbent and a superficial velocity (Vsl) of less than 2 cm/s.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.