72400349
Aug 16, 1971
Feb 13, 1973
CHEMICAL COMPOSITION ADAPTED FOR USE IN CONNECTION WITH CONCRETE CONSTRUCTION AND SERVING WHEN APPLIED TO THE TOP SURFACE OF A CONCRETE CASTING SLAB TO PREVENT THE BONDING OF A CONCRETE TILT-UP SLAB AFTER POURING OF THE LATTER ONTO THE CASTING SLAB AND ALSO WHEN APPLIED TO THE TOP SURFACE OF A POURED CONCRETE TILT-UP SLAB TO ACT AS A CURING AGENT
Metal Goods