Device for air cleaning
US7655076B2 · kind B2 · utility
18Cited by
14References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2005 |
| Grant date | Feb 2, 2010 |
| Priority date | — |
| Expiry date | Aug 19, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03C2201/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Air cleaning device has a particle charging zone comprising a conducting sheet having a plurality of apertures, through which air can be passed, and a plurality of corona emitters each associated with an aperture, and a filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.