Fluid filter apparatus
US6936161B2 · kind B2 · utility
35Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2002 |
| Grant date | Aug 30, 2005 |
| Priority date | — |
| Expiry date | Jul 27, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/4046
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid filter apparatus includes a filter element located in a filter chamber formed in a filter housing. A valve unit is located in a passageway formed in the filter housing to control flow of fluid into or out of the filter chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.