CO.sub.2 Removal from gaseous streams
US4433981A · kind A · utility
70Cited by
14References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Feb 28, 1984 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02C20/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Carbon dioxide is removed from a gaseous stream by contacting the stream with an adsorbent prepared by impregnating a porous aluminum with an alkali metal or alkaline earth metal oxide or salt decomposable upon calcination and subsequently calcining the impregnated alumina at about 350.degree. C.-700.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.