COMPOSITION FOR MANUFACTURING EXTRA STRONG AND HEAVY CONCRETE FOR RADIATION SHIELDING Russian patent published in 2010 - IPC C04B28/04 C04B28/06 G21F1/04

Abstract RU 2379246 C1

FIELD: construction engineering.

SUBSTANCE: composition for manufacturing extra strong and heavy concrete for radiation shielding contains cement of grade at least M-500, a heavy aggregate of iron industry waste that is iron-containing brickbats of fraction within 1.25 mm to 20 mm, a fluidifier C-3, water in the following content, kg per m³ of the concrete: specified cement - 500-950, specified fluidifier C-3 - 2-10, specified brickbats - 2020-3500, water - 160-320. The invention is developed in subclaims of the patent claim.

EFFECT: higher radiation resistance of the concrete.

8 cl, 8 tbl

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RU 2 379 246 C1

Authors

Sviridov Nikolaj Vasil'Evich

Sorokin Aleksej Vasil'Evich

Dates

2010-01-20—Published

2008-10-21—Filed