CONCRETE MIX Russian patent published in 2003 - IPC

FIELD: concrete mixes used for reconditioning and restoration jobs on faces of building built from red brick or natural red stone. SUBSTANCE: concrete mix includes cement, sand, ground brick, supersoftener C-3, hydrophobic fluid ГКЖ, water; quartz sand used in mix is ground to specific surface of 5000 sq cm/g; red clay brick is used in mix and used as hydrophobic fluid ГКЖ-94 is fluid at the following relationship of components, parts by mass: cement, 1; ground brick, 1-2; sand, 1-2; supersoftener C-3, 0.01; hydrophobic fluid ГКЖ-94, 0.001; water, 0.7-1.4. EFFECT: avoidance of separation of concrete mix; enhanced strength and frost resistance. 1 tbl