CERAMIC MIXTURE FOR MAKING CERAMIC BRICKS Russian patent published in 2012 - IPC C04B33/138 

FIELD: chemistry.

SUBSTANCE: invention relates to the industry of ceramic materials, mainly to compositions of mixtures for making bricks. The ceramic mixture of making ceramic bricks contains low-melting clay and silver-gold alloy wastes in form of cupola slag from production of mineral wool containing oxides, wt %: SiO₂ - 45.7; Al₂O₃ - 8.9; Fe₂O₃ - 9.84; CaO - 21.8; MgO - 6.8; R₂O - 5.78, with the following ratio of components in wt %: low-melting clay 70-90; silver-gold alloy wastes in form of cupola slag from production of mineral wool 10-30.

EFFECT: high frost resistance.

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