Patents by Inventor Lindy T. Cooper

Lindy T. Cooper has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Oxidation ditch velocity control system
    Patent number: 5118415
    Abstract: An oxidation ditch for biological aerobic treatment of wastewater having a velocity control system to establish an increased and more uniform cross-sectional velocity throughout the flow channel. The system includes a turning baffle member positioned in at least one of the end sections of the flow channel. The turning baffle member is provided with an end portion that has an upper edge that extends under a brush aerator located across an elongated section of the flow channel. The upper edge of the other portion of the turning baffle member extends above the surface of the flowing mixed liquor stream. The flow of the mixed liquor downstream of the brush aerator is unrestricted by flow baffles located in the flow channel.
    Type: Grant
    Filed: August 2, 1991
    Date of Patent: June 2, 1992
    Assignee: Smith & Loveless, Inc.
    Inventors: Frank G. Weis, Lindy T. Cooper