Method for forming channels on diffusion media for a membrane humidifier
US9742014B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Apr 14, 2015 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Nov 26, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1023
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A membrane humidifier assembly for a membrane humidifier for a fuel cell system and a method for making the same is disclosed, the method comprising the steps of providing a material for forming a diffusion medium; forming a plurality of channels in the material with one of a channel-forming roller, a means for etching the material, and a press for forming the diffusion medium; and providing a pair of membranes, wherein the diffusion medium is disposed between the pair of membranes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.