RAW MIXTURE Russian patent published in 2008 - IPC C04B33/132 

FIELD: building industry and facing materials.

SUBSTANCE: invention relates to compositions of raw mixtures used in production of tiles for external facing buildings. Proposed raw mixture comprises the following components, wt.-%: loam, 15-20; gypsum, 1.5-2.5; ash-slag waste from heat and electric power plant, 63-67; sodium chloride, 0.1-0.2; calcium chloride, 0.2-0.3; sulfite-alcoholic distillery grains, 0.05-0.15; Portland cement, 5-8, and lime, the balance. Invention provides enhancing resistance to cold of articles.

EFFECT: improved and valuable properties of mixture.

1 tbl