Patents by Inventor Herbert K. Staffin

Herbert K. Staffin 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).

  • Particulate medium for fluidized bed operations
    Patent number: 4457788
    Abstract: This invention relates to non-abrasive, lubricative, particulate solids, e.g. graphites, lime, calcium oxides, zinc oxides and compounds of higher saturated fatty acids, particularly, stearate salts, and their methods of use as fluidized bed media for preventing clinging and related carryover problems. Preferably, fluidized bed media, selected in accordance with this invention, have a beneficial effect on subsequent process operations.
    Type: Grant
    Filed: March 1, 1982
    Date of Patent: July 3, 1984
    Assignee: Procedyne Corp.
    Inventors: Herbert K. Staffin, Robert Staffin
  • Fluidized bed calcining system
    Patent number: 4161389
    Abstract: Disclosed is a method and apparatus for calcining or heat treating finely divided solids to effect a change in physical and/or chemical properties and, in so doing and prior to exhaust, filtering out particles entrained in the exhaust.
    Type: Grant
    Filed: April 7, 1978
    Date of Patent: July 17, 1979
    Assignee: Procedyne, Inc.
    Inventors: Herbert K. Staffin, Robert Staffin