Patents by Inventor Lee R. Mull

Lee R. Mull 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).

  • Gas-solid counterflow vessel
    Patent number: 4468868
    Abstract: A gas to solid contacting apparatus comprising a chamber, at least one solid inlet conduit opening into the chamber, at least one gas inlet conduit opening into the chamber, the gas inlet and outlet comprising superimposed conduits.
    Type: Grant
    Filed: June 30, 1982
    Date of Patent: September 4, 1984
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Lee R. Mull, Mark A. Propster