Patents by Inventor Franklin W. Booth

Franklin W. Booth 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).

  • Air removal device
    Patent number: 4302223
    Abstract: This disclosure concerns a device suitable for removing air from water under both zero and one "g" gravity conditions. The device is comprised of a pair of spaced membranes, one being hydrophobic and the other being hydrophilic. The air-water mixture is introduced into the space therebetween, and the selective action of the membranes yields removal of the air from the water.
    Type: Grant
    Filed: February 27, 1976
    Date of Patent: November 24, 1981
    Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administration
    Inventors: Franklin W. Booth, Robert A. Bruce