Method and device for removing airborne pollutants
US9320999B2 · kind B2 · utility
1Cited by
10References
9Claims
0Family size
Inventors
Key dates
| Filing date | May 7, 2014 |
| Grant date | Apr 26, 2016 |
| Priority date | — |
| Expiry date | Sep 12, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2279/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A multilayer filter with a material structure to allow air flow therethrough is positioned in front of a radiator of a land vehicle for removal of airborne pollutants from the environment. Each layer of the multifilter is formed of a pollutant capture material. Layers of filter material may be formed of a hepa material, a carbon material, a magnetized material or a spongy material. A protective screen may be positioned in front of the filter air intake side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.