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Priority claimed from FR8020666Aexternal-prioritypatent/FR2491044A1/en
Application filed by Spie Batignolles, CoflexipfiledCriticalSpie Batignolles
Application grantedgrantedCritical
Publication of ATE14399T1publicationCriticalpatent/ATE14399T1/en
AT81902625T1980-09-261981-09-16
METHOD OF REINFORCEMENT OF A VOID BY WINDING A FITTING, FITTING FOR ITS PASSAGE AND MANUFACTURED REINFORCED SEWER.
ATE14399T1
(en)
Method for reinforcing a hollow body made by winding a profiled section, profiled section for implementing such method and reinforced pipes obtained thereby
Method for reinforcing a hollow body made by winding a profiled section,profiled section for implementing such method and reinforced pipes obtained thereby