Ceramic shapes for use in refractory furnaces; Refractory castable mixes, not of metal; Refractory furnace linings, not of metal; Refractory shapes, not of metal

building and construction materials; namely, an iron rich slag used as backfill, in road subbases, in embankments, for utility roads, for grading, in elevated sand mounds in on-lot sewage systems, and in anti-skid applications for snow, ice covered or otherwise slippery roadways