专利名称：A CONTINUOUS PRODUCTION MACHINE
FOR THE MANUFACTURE OF A COMPOSITETUBULAR ELEMENT
发明人：WALTER J,FR申请号：US3772118D申请日：19711208公开号：US3772118A公开日：19731113
摘要：A reinforcement jacket surrounding a leak-tight inner sheath of plastic materialis impregnated with a hardenable binder while at the same time forming an outer sheathof plastic material which applies the binder intimately and uniformly against thereinforcement jacket and then polymerizing the binder.
申请人：AGENCE DE VALORISATION DE LA RECHERCHE ANVAR,FR
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