POWDERY FILLER FOR BITUMEN-CONTAINING TRAFFIC ROADS Russian patent published in 1997 - IPC

Abstract RU 2090689 C1

FIELD: road building. SUBSTANCE: filler contains one or several substances, lowering the water freezing point, in the amount of 60-95 mas.%, one or several water repelling amorphous silicon dioxides in the amount of 0.1-10 mas.%, and stone powder up to 39.9 mas.%. In this case, maximum size of filler particles is 200 mcm. EFFECT: prolonged protection of bitumen-containing traffic roads. 5 cl, 1 tbl

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RU 2 090 689 C1

Authors

Diter Annemajer[De]

Shtefan Kajpl'[De]

Vil'Khel'M Kehmerajt[De]

Oskar Shmitt[De]

Dates

1997-09-20Published

1992-08-28Filed