Counter-flow drum mixer / Parallel flow drum mixer

patent information
Country Patent No. Date Issued Equipment Model
U.S.A. 10,288,349 5/13/2019 Counter flow drum mixer Parallel flow drum mixer
U.S.A. 7,810,441 10/11/2010 Counter flow drum mixer, Parallel flow drum mixer
U.S.A. 9,855,677 1/1/2018 Counter flow drum mixer Parallel flow drum mixer
U.S.A. 9,683,336 3/20/2017 Counter flow drum mixer Parallel flow drum mixer
U.S.A. 9,353,489 5/30/2016 DB-XXXX DB-XXXXX PDB-XXXX RDB-XXXX RDB-XXXXX DBXHR-XXXX DBXHR-XXXXX DWD-XXXX DWD-XXXXX DBX-XXXX DBX-XXXXX
U.S.A. 7,785,100 8/30/2010 Counter flow drum mixer, Parallel flow drum mixer
U.S.A. 7,625,113 11/30/2009 Counter-flow dryer, Counter-flow drum mixer, Parallel flow drum mixer, Parallel flow drum mixer, Parallel flow coarse RAP dryer
U.S.A. 6,652,268 11/24/2003 Counterflow drum mixer, Parallel flow drum mixer