Air regenerating apparatus
US4155361A · kind A · utility
4Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1977 |
| Grant date | May 22, 1979 |
| Priority date | — |
| Expiry date | Sep 8, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B7/08
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A canister provided with openings for flow of air therethrough contains a chemical that removes water vapor and carbon dioxide from that air and liberates oxygen into it. After a period of time the flow of air through the canister is reversed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.