Filtering device for liquid filtration
US8048296B2 · kind B2 · utility
9Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 17, 2007 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Feb 7, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/082
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An apparatus for filtering liquid that includes a filter having an external surface; a rotatable shaft extending through the filter; and a movable member coupled to the rotatable shaft. The movable member is configured to impart a suction force at various locations across the external surface of the filter. The movable member has a trailing portion that extends further than the leading portion in the direction toward the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.