| http://www.w3.org/ns/prov#value | - A further aspect of the present invention is a mid-line connector for a pipe-in-pipe heating system, wherein a blank pipe of the mid-line connector has a blank pipe for connection to the flow pipe with an electrically conductive coating on an exterior surface proximate a couple location of a blank pipe electrical conductor to the blank pipe and a corrosion protective coating on an exterior surface
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