Patents by Inventor Kenneth R. Sewell

Kenneth R. Sewell 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).

  • Sterilizing apparatus and method for sterilizing infectious waste materials
    Patent number: 5217687
    Abstract: The invention includes a pressure vessel and a method of pressurizing, via a fluid medium, waste matter at an ultra high pressure. The invention includes an ultra high pressure vessel. The pressure vessel has quick opening closures at each end. A fluid medium is available for supply to pressure vessel cavity within the pressure vessel. A means for supplying the fluid medium under ultra high pressures into the fluid vessel cavity is also provided. The invention further includes a ram means or a means for loading and compacting the waste matter. The method includes pressurizing the matter at a sufficient pressure and holding the pressure for a sufficient time to sterilize the matter.
    Type: Grant
    Filed: June 3, 1991
    Date of Patent: June 8, 1993
    Assignee: Iso-Spectrum, Inc.
    Inventor: Kenneth R. Sewell