Device for sampling and enriching impurities in hydrogen comprising hydrogen-permeable membrane
US9555366B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jun 20, 2014 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | Nov 14, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/22
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided herein are methods and devices to enrich trace quantities of impurities in gaseous mixtures, such as hydrogen fuel. The methods and devices rely on concentration of impurities so as to allow the detection of the impurities using commonly-available detection methods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.