19 Sand, gravel and limestone; Expanded shale and clay lightweight aggregate for a variety of applications, namely, geotechnical, horticulture, green roofs, concrete, coastal protection, asphalt, building construction, road construction, bridge construction, athletic playing surfaces, and athletic fields; Lightweight structural concrete; Gypsum, limestone and hard rock aggregates for the construction industry; Manufactured aggregate material composed of gypsum, for road, bridge, and building construction; Manufactured aggregate material composed of gypsum and anhydrite blends, for road, bridge, and building construction and cement production; Manufactured aggregate material composed of limestone, for use in road, bridge, and building construction; Manufactured aggregate material composed of gravel and crushed rock, for cement and oil and gas production; Manufactured aggregate material composed of cement, for road, bridge, and building construction; Manufactured aggregate, namely, gypsum plaster; Manufactured aggregate, namely, gypsum cement; Lightweight aggregate material composed of expanded shale and clay for growing turf grass, for cement manufacture, for use as liners in landfill systems, storm water control and retention; Lightweight aggregate material composed of expanded shale and clay for concrete, asphalt, geotechnical applications, horticulture applications, green roofs, coastal protection, coastal restoration, building construction, road construction, bridge construction, solid waste landfills, athletic playing surfaces, and athletic fields
Trademark: 87920582
