Air oxygen and nitrogen concentration device
US4508548A · kind A · utility
43Cited by
15References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 4, 1981 |
| Grant date | Apr 2, 1985 |
| Priority date | — |
| Expiry date | Aug 4, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D63/031
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air separation module is optimized for producing both an oxygen-concentrated and nitrogen-concentrated gas stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.