Solid chemical hydride dispenser for generating hydrogen gas

A device for generating hydrogen gas is provided. The device comprises a first hydrogen-containing composition that reacts with a second composition to evolve hydrogen gas; a dispenser adapted to apply the first composition to a first porous member; and a conduit adapted to supply the second composi...

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Bibliographic Details
Main Authors Withers-Kirby, Sandra, Lund, Jr, John R, Fiebig, Brad
Format Patent
LanguageEnglish
Published 23.02.2010
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Summary:A device for generating hydrogen gas is provided. The device comprises a first hydrogen-containing composition that reacts with a second composition to evolve hydrogen gas; a dispenser adapted to apply the first composition to a first porous member; and a conduit adapted to supply the second composition to the first porous member. In a preferred embodiment, the first composition is selected from the group consisting of hydrides, borohydrides and boranes, the second composition is water, and the dispenser is spring-loaded and is charged with the first composition. As the first composition reacts with water at the interface to evolve hydrogen gas, the dispenser forces the reaction product across the interface and out of the dispenser, where it will not interfere with the progress of the hydrogen evolution reaction.