| 摘要 |
<p>FIELD: construction. ^ SUBSTANCE: method for production of water-cement mix includes mixing cement with water and ultrasonic treatment of produced mix with field with intensity of (770)104 W/m2 at excessive pressure. Plant for realisation of this method includes reservoir to mix cement and water, ultrasonic generator with specified intensity of field and pump installed between them. ^ EFFECT: improved strength and rate of its increase, density, water impermeability, frost resistance of concrete produced with application of water-cement mix. ^ 2 cl, 1 tbl, 1 dwg</p> |
