Patent ID: 9303798
Filing Date: 2016-04-05
CPC Classification: F16L,Y10T

Claim Text:
1. Apparatus for providing a thermal insulation layer in a flexible pipe body, comprising: one or more encapsulated regions of aerogel material disposed in a layer of flexible pipe body, said one or more regions comprises an encapsulated channel region in a cross section of a tape forming a helically wound tape layer, wherein the tape comprises a wholly hollow body, wherein the body provides a shell within which the encapsulated channel region is defined, said channel region being at least partially filled with said aerogel material, adjacent windings and respective encapsulated channel regions extending as a layer along the flexible pipe body, the cross section of said tape further comprises an upwardly turned nose forming a valley region and a downwardly turned nose forming a hook region, wherein the upwardly turned nose and the downwardly turned nose are each operable to interlock adjacent windings in said tape layer.