Importance

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Abstract

A chitosan enhanced erosion control device is described. A walled elongated core member is disclosed having a first open end, a second end, an interior space and one or more openings in the wall communicating the interior space with the exterior of the core member. An outer filter member surrounds the core member. One or both the first and second ends of the core member can be open. One or both of the open ends can comprise couplers or connectors for connecting one core member to one or two complimentary core members. The core member may comprise a flexible plastic pipe, such as high-density polyethylene pipe having a plurality of perforations. Chitosan may be added to one or more device elements to assist in removing unwanted silt and contamination from passing fluid.

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First Claim