Filters and filter materials for the removal of microorganisms and processes for using the same
US6827854B2 · kind B2 · utility
13Cited by
12References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2001 |
| Grant date | Dec 7, 2004 |
| Priority date | — |
| Expiry date | Aug 8, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Filters and filter materials for removing microorganisms from a fluid are provided along with processes for using the same. The filters include a housing having an inlet and an outlet and a filter material disposed within the housing, wherein the filter material is formed at least in part from a plurality of filter particles having an activated coating with a lignosulfonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.