Apparatus for making asphalt concrete

Agitating – Mortar mixer type – With gas incorporating; fluid mixing – delivering – or conveying

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366 17, 366 24, 366 40, 366132, 366149, 366151, 366184, E01C 1910

Patent

active

042459150

ABSTRACT:
A process for making asphalt concrete comprises mixing starting materials including aggregate and binder material and optionally, other additives, to a final temperature of about 60.degree. C. to about 150.degree. C. in an indirectly heated mixing chamber which is sealed. The moisture content of the asphalt concrete mixture is controlled as a function of the moisture content of the starting materials. Apparatus for performing the process in a continuous or batch operation is also set forth.

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