Patent ID: 8567448

Claim:
A core pipe which is suitable for insertion into a host pipe to replace the host pipe, with no application of energy to the core pipe before or after insertion into the host pipe, the core pipe comprising a new pipe made of temperature-resistant corrosion-resistant material, the pipe having an outer surface, an inner surface, a first end and a second end and a flow channel therethrough from the first end to the second end, the new pipe comprising a plurality of individual pipe sections connected together, a first strengthening wrap around the new pipe, a second strengthening wrap around the new pipe, a plurality of spaced-apart pulling tapes positioned longitudinally on the new pipe, the new pipe configurable to facilitate insertion into a host pipe, the new pipe having a wall thickness of between about 4 mm and 7 mm, a protective outer wrap on the new pipe for protection during insertion into the host pipe, the new pipe comprising a stand-alone replacement for a host pipe for use within the host pipe.