Pressure swing absorption system
US4440548A · kind A · utility
42Cited by
34References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 19, 1982 |
| Grant date | Apr 3, 1984 |
| Priority date | — |
| Expiry date | Apr 19, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2259/402
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Gas mixtures are separated on a two column molecular sieve pressure swing adsorption (PSA) system to produce an enriched gas stream. This process features the use of a product gas purge, an inlet vent gas and feed gas for the repressurization of a regenerated column and does not require vacuum or an air receiver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.