| 摘要 |
construction industry. SUBSTANCE: composite material used for producing building components and asphalt-concrete coverings for normal and chemically active media has sulfur binding material, bituminous compound, and mineral filler; wastes of desulphurization plant of gas-processing industry are used as sulfur binder; natural tar sands are used as bituminous compound. Ratio of said ingredients in composite mixture is as follows, mas. %: wastes of desulphurization plant, 28.3-37.6; tar sand, 14.1-18.8; mineral filler, the balance. EFFECT: improved remolding effort and mass formability without impairing strength characteristics. 1 tbl |
