ANORDNING FOR UPPBYGGNAD OCH LAGNING AV ELDFASTA INFODRINGAR HOS INDUSTRIELLA UGNAR OCH UPPHETTADE KERL

摘要

An apparatus for building up and repairing a refractory lining of an industrial oven or like hot-running vessel comprises a disc rotatable in a horizontal plane for centrifugally depositing a granular refractory material on a portion of the lining to be built up or repaired. A conduit feeds the material to the disc and a stationary cover is mounted over the outlet opening of the conduit and has outlet ports distributed about its circumference. The ports may be selectively closed.