79006087
Aug 19, 2004
Apr 11, 2006
chemical products for use in the construction industry, namely, chemical concrete and mortar admixtures, namely, chemical additives for use in producing and entraining air filled pores in concrete, admixtures in delaying and accelerating the setting of concrete, and bonding preservatives and agents for concrete and dispersion chemical agents for aqueous suspensions of solid materials; chemical agents for liquefying, plasticizing, sealing, and stabilizing concrete; chemical agents for enhancing impermeability, compression resistance and durability of concrete; chemical hardening agents and roughening agents for concrete surfaces, artificial stones and coatings; chemical agents for the protection of road surfacings; waterproofing chemical compositions for articles of concrete, cement, and masonry
Chemicalsnon-metallic building materials, namely, concrete; concrete elements for building and garden purposes, namely, concrete beams, concrete blocks, concrete pavers, concrete posts, concrete panels, concrete pipes, and concrete slabs; mortars, mortars enriched with plastic; paving stones, paving stones for curb construction
Nonmetallic Building Materials