VERSAFLEX, INC.
VERSAFLEX, INC. Patent applications | ||
Patent application number | Title | Published |
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20140130271 | INTEGRATED BALLAST MAT - A protective coating system for a railway structure having a waterproof membrane and a ballast mat. The waterproof membrane is disposed on the railway structure. The ballast mat further has a ballast protection coating and a sealing layer. The ballast protection coating is a rubber compound and is disposed on the waterproof membrane. The sealing layer is disposed on the ballast protection layer. | 05-15-2014 |