73557909
Sep 12, 1985
Jul 7, 1987
CHEMICAL ADMIXTURES FOR USE IN AND WITH CONCRETE PRODUCTS, NAMELY NORMAL SET, RETARDED SET, ACCELERATED SET, DUAL PURPOSE TYPE AND HIGH RANGE WATER REDUCERS; CURING, SEALING, HARDENING AND DUSTPROOFING COMPOUNDS; FIRM AND TILT-UP RELEASES, SURFACE RETARDERS, POLYMER BONDING AGENTS; EPOXY ADHESIVES; AND GRINDING AIDS NAMELY, CHEMICALS OR ADDITIONS USED IN THE GRINDING OF MATERIALS IN THE MANUFACTURE OF CEMENT
Chemicals