CERAMIC MIXTURE FOR MAKING BRICKS, ROOFING TILES Russian patent published in 2009 - IPC C04B33/132 

FIELD: chemistry.

SUBSTANCE: invention relates to the industry of construction materials and compositions of ceramic mixtures for making bricks and roofing tiles. The ceramic mixture for making bricks and roofing tiles contains clay, coal, crushed bricks which are broken after drying, crushed fiberglass wastes and silica dust with the following ratio of components, wt %: clay - 91.4 to 93.6; coal - 0.2 to 0.3; crushed bricks which are broken after drying - 0.2 to 0.3; crushed fiberglass wastes - 3.0 to 4.0; silica dust - 3.0 to 4.0.

EFFECT: increased strength of objects.

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