Treated filter media and frame
US6652748B1 · kind B1 · utility
9Cited by
13References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 2000 |
| Grant date | Nov 25, 2003 |
| Priority date | — |
| Expiry date | Aug 8, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/31
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filter medium and frame therefore wherein the filter medium is treated by a novel adhesive comprised of a major portion by weight of an oil group consisting of vegetable and animal oils and a minor portion of a preselected thickening material with the rigidity of the filter medium being obtained by sandwiching the filter medium between joined mating upstream and downstream frame members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.