Patents by Inventor Gary Keyes

Gary Keyes 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).

  • In situ reactive gate
    Patent number: 6280118
    Abstract: A method and system are described for removing contaminants from the phreatic zone, also known as the saturation zone, or groundwater. A barrier wall is constructed below the ground surface and in the path of flow of a contaminated groundwater plume. A well is constructed in advance of the barrier wall and is connected to the barrier wall via a pipe. Various remediation media may be lowered into the well to perform remediation on the contaminated groundwater before it passes through the barrier wall.
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: August 28, 2001
    Assignee: Arcadis Geraghty & Miller, Inc.
    Inventors: Suthan S. Suthersan, Gary Keyes, Kent O'Brien
  • In situ reactive gate for groundwater remediation
    Patent number: 6116816
    Abstract: A method and system are described for removing contaminants from the phreatic zone, also known as the saturation zone, or groundwater. A barrier wall is constructed below the ground surface and in the path of flow of a contaminated groundwater plume. A well is constructed in advance of the barrier wall and is connected to the barrier wall via a pipe. Various remediation media may be lowered into the well to perform remediation on the contaminated groundwater before it passes through the barrier wall.
    Type: Grant
    Filed: August 26, 1998
    Date of Patent: September 12, 2000
    Assignee: ARCADIS Geraghty & Miller, Inc.
    Inventors: Suthan S. Suthersan, Gary Keyes, Kent O'Brien