Patents by Inventor Hubert H. Attaway, III

Hubert H. Attaway, III 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).

  • Process for bioreduction of propelleant wastewater
    Patent number: 5948260
    Abstract: A process for treatment and disposal of wastewater having dissolved perchlorate salts is described and includes the steps of adding to the wastewater in a hydrogen gaslift recycle reactor a mixed bacterial culture containing the specific bacterium HAP1 for reducing the perchlorate ion to chloride in the wastewater; maintaining proper nutrient and environmental conditions for HAP1 to optimally reduce perchlorate in the wastewater; and discharging effluent wastewater from the gaslift reactor to an aerobic reactor and maintaining proper nutrient and environmental conditions for the optimal conversion of soluble organics to carbon dioxide and sludge.
    Type: Grant
    Filed: April 13, 1998
    Date of Patent: September 7, 1999
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Hubert H. Attaway, III, John F. Shanahan, James A. Hurley