Patent ID: 8181699

Claim:
A tubular string assembly for deployment to a subterranean location accessible from a surface, comprising: a tubular string having at least one external conduit extending alongside, said conduit being retained at a predetermined location to said string; said conduit extending through at least one enclosed cutter housing supported by said string; a breakaway in said string located closer to the surface than said cutter housing, whereupon during actuation of said breakaway to separate said string into an upper and lower portion, upper portion movement actuates cutting of said conduit in said cutter housing; movement of said conduit in tandem with said upper portion with said lower portion stationary cams a cutter located within said cutter housing to cut said conduit; a portion of said conduit is retained against falling out of said cutter housing by a retainer located within said cutter housing that encircles said conduit.