Patents by Inventor Robert T. O'Connell

Robert T. O'Connell 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).

  • Hot process liquid treatment method and apparatus
    Patent number: 4663054
    Abstract: A method and apparatus for treating a liquid in a hot process softener. An eductor tube positioned within a reaction chamber causes liquid from a mixing and recirculation zone to enter the lower end thereof and be continuously recirculated therethrough. Chemicals and recirculated sludge are directed into the eductor tube and are intimately mixed with the liquid therein before exiting therefrom to mix with raw liquid being sprayed into the mixing and recirculation zone.
    Type: Grant
    Filed: September 4, 1986
    Date of Patent: May 5, 1987
    Assignee: The Graver Company
    Inventors: Robert T. O'Connell, Martin Arywitz