Trench drain filter assembly
AssigneeKriStar Enterprises, Inc.
InventorsDouglas Allard, Jonathan McDonald
Life of this patent
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AssigneeKriStar Enterprises, Inc.
InventorsDouglas Allard, Jonathan McDonald
Estimating the term…
An improved trench drain filter and modular system therefor for intercepting and treating run off water in a trench drain before discharge into a drainage system. The filter elements include a perforated pipe covered with one or more layers of geotextile material, which is, in turn, covered with a permeable fabric membrane. In a preferred embodiment a pouch containing an absorbent agent is disposed within the pipe upstream of the discharge point, and in another embodiment a multi-filter modular unit is provided, the unit including a plurality of filter elements disposed in an enclosure having fluid flow control baffles to direct fluid to and through the filter elements.
A trench drain filter apparatus, comprising:
A trench drain filter apparatus, comprising:
Dependencies are inferred from the claim text.