Patents by Inventor David Thomas BELL

David Thomas BELL 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).

  • Inward firing multiple zoned gas burner
    Patent number: 9989249
    Abstract: An inward firing multi burner system is provided that can modulate its output and have two or more independent gas/air supplies firing via multiple burners in the same burner cylinder or burner head compartment. Independent control of one or more of gas/air supplies to the multiple burners yields a comparatively large modulation range.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: June 5, 2018
    Assignee: Burnertech Combustion Engineers, Ltd.
    Inventor: David Thomas Bell
  • INWARD FIRING MULTIPLE ZONED GAS BURNER
    Publication number: 20160169508
    Abstract: An inward firing multi burner system is provided that can modulate its output and have two or more independent gas/air supplies firing via multiple burners in the same burner cylinder or burner head compartment. Independent control of one or more of gas/air supplies to the multiple burners yields a comparatively large modulation range.
    Type: Application
    Filed: March 27, 2014
    Publication date: June 16, 2016
    Applicant: BURNERTECH COMBUSTION ENGINEERS, LTD.
    Inventor: David Thomas BELL