FIELD: road-building materials. SUBSTANCE: asphalt-concrete mixture has 5.8 - 7.1 % of bitumen, 6.0 - 12.3 % of waste from galvanic process, 3.5 - 6.4 % of neutralized slag from etching process, 32.0 - 48.0 % of rubble, sand being the balance. EFFECT: waste utilization. 1 tbl
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Authors
Dates
1997-02-27—Published
1996-04-26—Filed