74709901
Aug 2, 1995
cement, refractory mortar and fire brick, refractory brick; monolith refractory composition; refractory gunning mix; refractory brick holding devices; refractory composition additives; high aluminia refractory castable; refractory bonding materials; refractory ramming mix; refractory spray mix; castable refractory material; casting mix and bonding mortar
Nonmetallic Building Materials