Fired refractory materials, not of metal; Refractory bricks, not of metal; Refractory construction materials, not of metal; Refractory furnace linings, not of metal

Bricks, in particular fireproof refractory bricks not of metal for making of fireproof linings

MAGNESITE BASED REFRACTORY IN THE NATURE OF A DRY PARTICULATE MIX

MAGNESIUM COMPOUNDS-NAMELY, CALCINED MAGNESITE, CAUSTIC-CALCINED MAGNESITE, AND MAGNESIUM OXIDE