Description
Class C04B : LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS
Subclass 5/02: Treatment of molten slag (manufacture of slag wool C03B; treatment of slag in or for the production of metals C21B, C22B); Artificial stone from molten slag Granulating (granulating apparatus B01J 2/00); Dehydrating; Drying