Soundproofing materials; radiant heat resistant composite sections for use in the manufacture of boilers; insulating plaster , namely, non-conducting materials for retaining heat; insulating materials; insulating paints; insulating refractory materials; mineral wool for use as a building insulator; slag wool for use as a building insulator; insulation refractory materials in the nature of non-metal fibers; non-metal insulating refractory materials, namely, fibers made primarily of alumina and silica chemical compositions

Refractory construction materials, not of metal; fireproof cement coatings; refractory bricks, not of metal; refractory tiles, not of metal; refractory construction materials, namely, sheets made primarily of ceramic fibers; fireclay; non-metal refractory furnace linings, namely, porcelain plates for use in electric furnaces; rockwool for construction