METHOD OF REMOVING DUST FROM SURFACE OF COATINGS OF HIGHWAYS, STREETS AND AIR-STRIPS Russian patent published in 2015 - IPC E01C1/00 

FIELD: agriculture.

SUBSTANCE: invention relates to the field of municipal services, namely to methods of cleaning of surface of coatings of carriageways of roads, bridges and other areas with similar coating. The surface of coatings is treated with liquid dedusting composition. The treatment is carried out with an aqueous solution of alkali metal polyacrylate and a copolymer of acrylamide with derivatives of acrylic acid. The concentration of alkali metal polyacrylate solution is 0.1-1.0 wt % solution, and the concentration of the solution of copolymer of acrylamide with derivatives of acrylic acid is 0.05-0.5 wt %. Then collection of the dust treated with liquid dedusting composition is carried out.

EFFECT: increase in efficiency of removal of dust particles is achieved.

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