Device for cleaning filter elements
US6022388A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 1998 |
| Grant date | Feb 8, 2000 |
| Priority date | — |
| Expiry date | Jun 9, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D46/71
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A device for cleaning filter elements, such as filter bags, having upper open ends, in a filter installation for filtering polluted gas. The gas passing, during operation, from the outside and through said filter elements, in which installation filter elements are juxtaposed in a plurality of essentially parallel rows. The device includes an essentially horizontal distribution pipe, which extends essentially in parallel with the rows of filters elements and is adapted to be connected to a pressure medium source via a valve. The device further includes a plurality of nozzle elements, which are connected to the distribution pipe. The nozzle elements are adapted to direct pressure medium pulses into the upper open ends of the filter elements in at least two juxtaposed rows of filter elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.