Patents by Inventor Dennis A. Braaten

Dennis A. Braaten 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).

  • Combustion method and apparatus
    Patent number: 4858537
    Abstract: A method and apparatus for the combustion of a hydrocarbonaceous material wherein an open topped trough means is provided for containing the hydrocarbonaceous material, at least one of an oxygen containing gas and a fluid fuel is introduced into a lower portion of the trough means to mix with the hydrocarbonaceous material to be combusted in the trough means, and an oxygen containing gas curtain is established around the trough means to pick up at least some combustion products rising from the open top of the trough means, circulate same around the under side of the trough means, and carry same back to the top of the trough means, whereby visible emissions are reduced and at least some particulate solids removed.
    Type: Grant
    Filed: January 5, 1989
    Date of Patent: August 22, 1989
    Assignee: Atlantic Richfield Company
    Inventors: William F. Priebe, Brad R. Milliken, Dennis A. Braaten
  • Combustion method and apparatus
    Patent number: 4829913
    Abstract: A method and apparatus for the combustion of a hydrocarbonaceous material wherein an open topped trough means is provided for containing the hydrocarbonaceous material, at least one of an oxygen containing gas and a fluid fuel is introduced into a lower portion of the trough means to mix with the hydrocarbonaceous material to be combusted in the trough means, and an oxygen containing gas curtain is established around the trough means to pick up at least some combustion products rising from the open top of the trough means, circulate same around the under side of the trough means, and carry same back to the top of the trough means, whereby visible emissions are reduced and at least some particulate solids removed.
    Type: Grant
    Filed: August 22, 1988
    Date of Patent: May 16, 1989
    Assignee: Atlantic Richfield Company
    Inventors: William F. Priebe, Brad R. Milliken, Dennis A. Braaten