Valdez, Espiridios G. Utilization of phosphorus furnace slag : in ceramic wall and floor tile Valdez, Espiridios G.; Dean, Karl Clyde; Warner, L. L. - Washington Bureau of mines 1974 - 12 p. - RI 7829 . Subjects--Topical Terms: CERAMICS Subjects--Index Terms: ESCORIA FOSFORO SLAG PHOSPHORUS Universal Decimal Class. No.: 666.3