Patent ID: 8051724

Claim:
A conduit system comprising: a conduit formed by a surface extending from a first end to a second end, wherein the conduit is configured to channel a mixture stream from the first end to the second end; a plurality of fluid delivery features disposed along the conduit between the first end and the second end, wherein each fluid delivery feature is configured to deliver a conditioning fluid into the conduit in an annular formation in a direction angled towards the second end in the same direction as the flow of the mixture stream, thereby providing a sheath of conditioning fluid between the conduit surface and the mixture stream, wherein each fluid delivery feature comprises: a port structure fluidly coupled to the interior of the conduit and to deliver the conditioning fluid into the conduit in an annular formation in a direction angled towards the second end in the same direction as the flow of the mixture stream, and an annular housing disposed around the conduit and covering the port structure, wherein the annular housing comprises a fluid supply port configured to supply the conditioning fluid to the port structure for delivery into the conduit.