Please use this identifier to cite or link to this item:
http://hdl.handle.net/10397/5775
| Title: | Nanofiber filter facemasks and cabin filters | Authors: | Leung, WFW | Issue Date: | 6-Nov-2012 | Source: | US Patent 8,303,693 B2. Washington, DC: US Patent and Trademark Office, 2012. | Abstract: | A filtration medium includes a fine filter layer having a plurality of nanofibers and a coarse filter layer having a plurality of microfibers attached to the fine filter layer. The coarse filter layer is positioned proximal to a direction of fluid flow, and the fine filter layer is positioned distal to the direction of fluid flow. | Rights: | Assignee: The Hong Kong Polytechnic University. |
| Appears in Collections: | Patent |
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| File | Description | Size | Format | |
|---|---|---|---|---|
| us8303693b2.pdf | 573.38 kB | Adobe PDF | View/Open |
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