SPINMAG

insulating refractory materials; insulating refractory materials, not for buildings, in brick form

refractory building materials not of metal in the nature of bricks, blocks, mortars, concrete, cement; refractory bricks, not of metal; refractory blocks not of metal; firebricks, not of metal; refractory furnace linings not of metal; refractory cement; refractory concrete; cement for furnaces; cement for blast furnaces; building materials in the nature of asphalt roof coatings; chimneys not of metal; fired refractory material, not of metal, namely, grog; mantels for fireplaces, not of metal; fireproof cement coatings; chimney cowls, not of metal; chimney pots, not of metal; chimney shafts, not of metal; bricks; construction materials not of metal, namely, fiberglass boards, energy conserving concrete slabs; prefabricated buildings, not of metal; transportable buildings not of metal; veneering, not of metal, for building in the nature of wood and stone veneers; paving slabs, not of metal; tiles not of metal for construction

engineering services relating to refractory materials and refractory construction materials; research services in the nature of conducting technical project studies relating to refractory materials and refractory construction materials; testing of materials relating to refractory materials and refractory construction materials