Device for removing and retaining volatile compounds and method of employing the same
US6152990A · kind A · utility
10Cited by
19References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 1999 |
| Grant date | Nov 28, 2000 |
| Priority date | — |
| Expiry date | Feb 4, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D53/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Device and method for removing volatile compounds from a gas stream, the device including a material which is capable of removing and retaining the volatile compounds while displaying a visible color change, wherein at least some moisture has been removed from the material and there is relative movement between the gas stream and the material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.