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Produit composite d'emmagasinage d'energie thermique, element de construction en beton ou en platre renfermant ce produit et procede de fabrication du produit
Procedimento per la fabbricazione e il montaggio di pannelli isolanti multiparete,previsti in particolare per invetriare costruzioni,e pannelli ottenuti
Procede pour la fabrication par pressage d'elements revetus de pieces de construction ou d'elements prefabriques a parois de configuration complexe