Refractory castable mixes, not of metal, namely, casting medium consisting of reinforced gypsum and acrylic polymer used in craft, hobby, and home décor

Antennas

custom construction services in the field of solid structures in underwater applications using cast-in-place fabric geometric forms and flowable materials that harden upon curing

REFRACTORY MATERIAL-NAMELY, AN ALUMINUM SILICATE BASE AND A HYDRAULIC CEMENT BOND, WITH WHICH WATER IS MIXED FOR PROVIDING A PLASTIC MASS WHICH MAY BE CAST