BINDING AGENT Russian patent published in 1997 - IPC

Abstract RU 2087439 C1

FIELD: building industry. SUBSTANCE: binding agent has furnace slag (helenite and okermanite), portland cement clinker, phosphogypsum treated with heat at 150 C and ground to specific surface 4500 cm²/g, pH = 12-13, at the following ratio of components, wt.-%: furnace slag (helenite and okermanite) 65-70; phosphogypsum 5-6; portland cement clinker 22-25, and coal combustion products 3-4. EFFECT: improved quality of binding agent. 1 tbl

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RU 2 087 439 C1

Authors

Svatovskaja L.B.

Solov'Eva V.Ja.

Gerke S.G.

Dates

1997-08-20—Published

1993-07-01—Filed