ASPHALT CONCRETE MIXTURE Russian patent published in 2014 - IPC C04B26/26 C08L95/00 

FIELD: chemistry.

SUBSTANCE: asphalt concrete mixture contains a mineral filler, which contains sand, and bitumen. The mixture further contains dust from gas cleaning of electric furnaces DSP-60 for the iron industry with grain size of less than 7·10^-5 m, rock chips and crushed rock screenings, with the following ratio of components, wt %: rock chips - 40.5-45.5; sand - 29.0-30.0; crushed rock screenings - 15.0-18.5; BND 90/130 bitumen - 6.0-6.3; dust from gas cleaning of electric furnaces DSP-60 for the iron industry - 4.0-5.0.

EFFECT: cheap mixture with acceptable compression strength of the road surface, wider range of road construction materials.

3 tbl