Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Decauville SA
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Decauville SA
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Publication date
Application filed by Decauville SA filedCriticalDecauville SA
Priority to FR7228069ApriorityCriticalpatent/FR2195322A5/fr
Application grantedgrantedCritical
Publication of FR2195322A5publicationCriticalpatent/FR2195322A5/fr
F22B7/00—Steam boilers of furnace-tube type, i.e. the combustion of fuel being performed inside one or more furnace tubes built-in in the boiler body
F22B7/12—Steam boilers of furnace-tube type, i.e. the combustion of fuel being performed inside one or more furnace tubes built-in in the boiler body with auxiliary fire tubes; Arrangement of header boxes providing for return diversion of flue gas flow