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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP12922475ApriorityCriticalpatent/JPS5253523A/en
Publication of JPS5253523ApublicationCriticalpatent/JPS5253523A/en
Filling Or Discharging Of Gas Storage Vessels
(AREA)
Abstract
PURPOSE: To obtain a reliable gas filling device which can conduct gas filling in constant volume under a desired constant pressure without special fittings.