System Design and Engineering Mechanical Conveyors Silos and Semi Bulk Bag Systems On Site System Start Up Services Vacuum Conveying Systems Dilute & Dense Phase Pressure Conveying Systems Bulk Storage Rail Car Unloading Bulk Truck Unloading Dust Collection Batch Weighing Systems Custom Fabrication This Advanced Industrial Design, Inc. system, featuring an Imperial Industries storage silo, was the cover photo on the November 1997 issue of Powder and Bulk Engineering. [ Pictured RIGHT ] The 1,700 cubic foot capacity silo holds a coal additive that promotes cleaner and more efficient burning. Equipment includes silo, bin activator, continuous weigh belt scale, volumetric screw feeder with scale feedback, & silo inventory.