The present invention provides a process for preparing a dense-graded asphalt composition which comprises adding a hard binder component to a mixture of a soft binder component and aggregate at a temperature of less than 140 DEG C.
申请公布号
WO9720890(A3)
申请公布日期
1997.07.10
申请号
WO1996EP05369
申请日期
1996.11.29
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.;SHELL CANADA LIMITED
