Patent ID: 6358483
Filing Date: 2002-03-19
Classification: B01J,C07C,Y02P

Abstract:
A sparger for injecting an oxygen feed into a fluid bed reactor, comprising:a conduit for conducting the oxygen feed, a nozzle connected to the conduit for passage of the oxygen feed from the conduit to outside the sparger, the nozzle including an orifice and a shroud, insulation surrounding the conduit and also the shroud substantially the length of the shroud, a conduit jacket surrounding the conduit, and a shroud jacket surrounding the shroud, and wherein the insulation is interposed between the conduit and conduit jacket and between the shroud and the shroud jacket, and wherein said shroud jacket terminates at a cheek plate at least partially closing an outer end of an annular space between the shroud and shroud jacket.