Patents by Inventor Jeffrey J. Sweterlitsch

Jeffrey J. Sweterlitsch 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).

  • Method for NOx reduction by upper furnace injection of biofuel water slurry
    Patent number: 6357367
    Abstract: In an improved method for reducing nitrogen oxide emissions from a furnace wherein at least one injector is attached to the furnace above the primary combustion zone a biomass or biowaste and water slurry is injected into the flue gas through the injectors. The biowaste or a biomass material can be supplemented with a fixed nitrogen source.
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: March 19, 2002
    Assignee: Energy Systems Associates
    Inventors: Bernard P. Breen, Jeffrey J. Sweterlitsch, James E. Gabrielson