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Berg Xavier V D
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Berg Xavier V D
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Publication of ES257804A1publicationCriticalpatent/ES257804A1/es
Perfeccionamientos introducidos en la fabricación de manguitos para acoplar entre sí tubos flexibles o rígidos, caracterizado por la aplicación de un elemento flexible al interior de un tubo rígido, realizando la presión del fluido transportado un acoplamiento estanco entre dichas extremidades.
ES0257804A1959-05-111960-05-02Perfeccionamientos introducidos en la fabricacion de manguitos para acoplar entre si tubos flexibles o rigidos
ExpiredES257804A1
(es)
Procedimiento e instalacion para la fabricacion de tubos de plastico con ranuras transversales y para colocar los pliegues formados en dichos tubos muy estrechamente uno al lado del otro