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US 7,575,393 B2Granted
Cementitious porous pavement
AssigneeUnit Process Technologies, LLC
InventorJohn J. Sansalone
Life of this patent
Estimating the term…
Abstract
A cementitious porous pavement comprising a hydraulic conductivity greater than about 0.0001 cm/sec and a depth of at least three inches.
Claims22
A porous pavement comprising a cementitious pavement material having a hydraulic conductivity greater than 0.0001 cm/sec and an amphoteric compound-bonded to said porous pavement such that waterborne constituents contained in fluids flowing through said pavement are captured by said amphoteric compound.
Dependencies are inferred from the claim text.