Bed granulometry and thickness of a PSA unit
US5891218A · kind A · utility
9Cited by
15References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 1997 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Nov 7, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2257/104
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A PSA process for the separation of a gaseous flow containing essentially oxygen and nitrogen, such as air, by preferential adsorption of the nitrogen on at least one bed of a thickness (e) of an adsorbent material of mean granulometry (d) in at least one separation zone, in which there is selected a thickness (e) of the adsorbent bed such that: ##EQU1## e and d being expressed in mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.