Multifraction purification processes and devices for such processes
US8440086B2 · kind B2 · utility
1Cited by
5References
14Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 16, 2009 |
| Grant date | May 14, 2013 |
| Priority date | — |
| Expiry date | Jan 13, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D15/1864
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for continuous or quasi-continuous purification of a multi-component mixture by means of at least four individual chromatographic columns through which the mixture is fed by means of at least one solvent, is given, wherein the multi-component mixture is to be separated into an integer number n of fractions, wherein n is at least 5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.