A heat transfer conduit for extracting heat from a molten metal in transit from a containing vessel or delivery system includes at least two elongate segments separable along separation lines which lie generally in the direction of a longitudinal center line of the conduit, which in use, define a unitary...http://www.google.com/patents/US5005632?utm_source=gb-gplus-sharePatent US5005632 - Method and apparatus for cooling a flow of molten material
