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Priority to JP10585471UpriorityCriticalpatent/JPS516499Y2/ja
Publication of JPS4859716UpublicationCriticalpatent/JPS4859716U/ja
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Publication of JPS516499Y2publicationCriticalpatent/JPS516499Y2/ja
Panneau d'echange de chaleur a tubes verticaux, pour chaudieres de recuperation telles que chaudieres a liqueur noire, ou sur fours d'incineration d'ordures menageres, et procedes pour sa fabrication