Pipes containing heat insulating material

Details Pipes containing heat insulating material Pipes containing heat insulating material

2005-06-28

2005-06-28

Hook, James (Department: 3754)

Pipes and tubular conduits

Distinct layers

Coated

C138S149000, C428S036910

Reexamination Certificate

active

06910507

ABSTRACT:
The invention concerns the use of a material comprising at least a crosslinkable elastomer selected from the group consisting of butyl rubber, halobutyls and brominated isobutylene and para-methylstyrene copolymers, and at least a non-crosslinkable elastomer with low thermal conductivity for thermal insulation, in particular for pipes. The invention also concerns a pipe, and, in particular a submarine oil pipe for great depths, comprising at least a layer of said material.

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