71642830
Feb 26, 1953
May 24, 1955
LIQUID TETRA(ARYL AND/OR ALKYL) SILICATES AND PARTIAL CONDENSATES THEREOF FOR USE AS BINDING AGENTS FOR REFRACTORY MATERIALS, SURFACING AGENTS FOR STONE AND SIMILAR MATERIALS, AND AS HEAT TRANSFER LIQUIDS, HYDRAULIC FLUIDS, AND AGENTS FOR MODIFYING LUBRICANTS AND POLISHES
Metal Goods