NOZZLE FOR SUPPLYING RAW OIL FOR MANUFACTURING CARBON BLACK, APPARATUS FOR MANUFACTURING CARBON BLACK THEREWITH, AND METHOD FOR MANUFACTURING CARBON BLACK

摘要

PROBLEM TO BE SOLVED: To provide a nozzle for supplying a raw oil for manufacturing a carbon black with which a carbon black having a low rate of entrained grit can be manufactured efficiently on an industrial scale, and an apparatus and a method for manufacturing the carbon black using the nozzle.;SOLUTION: The carbon black is manufactured by jetting the raw oil from the plural raw oil supplying nozzles 10 equipped with nozzle tips 22 into a high-temperature combustion gas flow passing through a choke section 21 of the carbon black manufacturing apparatus 11. The width of the nozzle tips 22 is larger on the tip side than on the base side when seen along the flow direction of the high-temperature gas.;COPYRIGHT: (C)2004,JPO&NCIPI