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DAVIS BOURNONVILLE CO
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DAVIS BOURNONVILLE CO
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Application filed by DAVIS BOURNONVILLE COfiledCriticalDAVIS BOURNONVILLE CO
Application grantedgrantedCritical
Publication of FR457209ApublicationCriticalpatent/FR457209A/fr
Vase de réduction et d'oxydation pour la production de gaz hydrogène à l'aide de minerai de fer par l'emploi de gaz réducteurs et de vapeur d'eau