Batch asphalt plant having RAP weigh hopper and pugmill scavenging system

  • US 5,423,606 A
  • Filed: 12/07/1993
  • Issued: 06/13/1995
  • Est. Priority Date: 12/07/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A batch asphalt plant for producing hot mix asphalt (HMA) using a percentage of recycled asphalt product (RAP) comprising:

  • A. a virgin aggregate storage bin;

    B. a pugmill which receives virgin aggregate from said storage bin;

    C. a RAP storage system positioned in the vicinity of said pugmill; and

    D. conveyor means for feeding RAP from said RAP storage system to said pugmill at a controlled, variable rate.

View all claims

    Thank you for your feedback