INDUSTRIAL WASTE DISCHARGE PRESERVATION COMPOSITION Russian patent published in 2011 - IPC C04B18/14 E02D3/12 

FIELD: mining.

SUBSTANCE: composition includes filler, Portland cement, adhesive and water. As filler there used is foundry waste - waste moulding sand, adhesive - mixture of liquid glass and liquid aluminium sulphate, at the following component ratio, wt %: waste moulding sand 82.5-87; Portland cement 5.0-8.2; adhesive (mixture of liquid glass and liquid aluminium sulphate) 2-0.5; water - the rest.

EFFECT: increasing physical and mechanical properties, reducing water saturation of materials at the ambient temperature variation.

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