Improvements in or relating to the preparing or forming of glass batch or glass batch material

摘要

576,579. Glass and enamels. STEVENS, A. H. (Garco Products, Inc.) March 23, 1944, No. 5418. [Class 56] A glass or enamel batch is prepared by mixing together an aluminaceous material such as clay, silica or a mixture of silica and glass resulting from the surfacing of glass plates with a slurry of sand as an abrasive, and alkali metal fluxes in a moist condition. Alkali earth metal fluxes may also be added.