Chemical additives for use as binding agents in mortars; agglutinants for mortars; agglutinants for concrete; chemical additives for accelerating hardening of concrete; chemical additives in the nature of hardeners for concrete; Preservatives for cement; Adhesive cements, namely, premixed adhesive foam cements for industrial purposes

Chemical additives for mortars; agglutinants for mortars; agglutinants for concrete; chemical additives for concrete; Hardeners for concrete; Cement [metallurgy]; Preservatives for cement; Adhesive cements