TUBE OF COMPOSITE MATERIAL WITH A FIBROUS THERMOPLASTIC COATING AND PROCESS FOR MANUFACTURING SUCH A TUBE

摘要

The tube, composed of a structural portion (1) of composite fibers encapsulated with thermosetting matrixes playing the part of a binder and obtained by filament winding, is provided with at least one inner coating (2) of a fibrous composite material impregnated with a thermoplastic binder, which is directly adjacent to the tubular portion formed by the structural portion (1) with the thermosetting binder. Application to oil production tubings.