Production of bituminous asphalt

Coarse and fine aggregates are separately mixed with bitumen emulsion, and the coated coarse and fine aggregates thus formed are mixed together with further bitumen emulsion and optional stiffening agents. The process is carried out at ambient temperature. The asphalt produced can be used immediatel...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PEARSE, JAMES JOSEPH
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Coarse and fine aggregates are separately mixed with bitumen emulsion, and the coated coarse and fine aggregates thus formed are mixed together with further bitumen emulsion and optional stiffening agents. The process is carried out at ambient temperature. The asphalt produced can be used immediately, and when laid (also at ambient temperature) produces a surface with sufficient stiffness for highway use and other high load applications.