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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CIE FRANCAISE DES MATEAUX
Original Assignee
CIE FRANCAISE DES MATEAUX
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CIE FRANCAISE DES MATEAUXfiledCriticalCIE FRANCAISE DES MATEAUX
Publication of ES229932A1publicationCriticalpatent/ES229932A1/es
Perfeccionamientos en material de fabricación de tubos de materia plástica y más particularmente de poliamidas, caracterizándose porque comprenden un dispositivo de paso de refrigeración para un tubo de material plástico, que presenta en toda o en parte de su longitud unos pasos directos del líquido de refrigeración a través de su pared, estando constituido, convenientemente, el referido paso, por uno o varios hilos arrollados en forma de hélice.
ES0229932A1955-07-211956-07-20PERFECCIONAMIENTOS EN MATERIAL DE FABRICACIoN DE TUBOS DE MATERIA PLáSTICA Y MAS PARTICULARMENTE DE POLIAMIDAS
ExpiredES229932A1
(es)