Impregnated micro-fiber filtration unit
US6921448B2 · kind B2 · utility
1Cited by
7References
9Claims
0Family size
Inventor
Key dates
| Filing date | Aug 6, 2002 |
| Grant date | Jul 26, 2005 |
| Priority date | — |
| Expiry date | Aug 7, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2275/105
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A blown micro-fiber filtration unit having multiple overlapping layers of fibrous material and an active material applied over said layers. The fibrous material layers being fused together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.