Assignee
EFB INC
7 patents
Top patents by PatentIndex Score
US4308036ADec 29, 1981
Filter apparatus and method for collecting fly ash and fine dust
EFB INC59 citations95
US9040008B2May 26, 2015
Method for removal of particles and VOC from an airstream
EFB INC26 citations92
US4374652AFeb 22, 1983
Filter apparatus and method for collecting fly ash and fine dust
EFB INC37 citations91
US4668489AMay 26, 1987
Method for treating gas streams
EFB INC42 citations90
US4144359AMar 13, 1979
Apparatus and method for controlling pollutant emissions and for enhancing the manufacture of asphaltic roofing
EFB INC36 citations84
US4505723AMar 19, 1985
Filter apparatus
EFB INC17 citations73
US4542000ASep 17, 1985
Method for treating gas streams
EFB INC17 citations72