Patents by Inventor Mark Van Welsen

Mark Van Welsen 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).

  • Process for incinerating NH3 and a NH3 incinerator
    Patent number: 9115893
    Abstract: This invention relates to a process for incinerating NH3 in an NH3 incinerator comprising a first incineration step at controlled sub-stoichiometric incineration conditions and a second incineration step with at a greater than stoichiometric amount of oxygen, whereby a product stream is produced with reduced NO formation. The invention also relates to an NH3 incinerator.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: August 25, 2015
    Assignee: Duiker Combustion Engineers B.V.
    Inventors: Maarten Betlem, Sjaak Olsthoorn, Mark Van Welsen
  • PROCESS FOR INCINERATING NH3 AND A NH3 INCINERATOR
    Publication number: 20140248202
    Abstract: This invention relates to a process for incinerating NH3 in an NH3 incinerator comprising a first incineration step at controlled sub-stoichiometric incineration conditions and a second incineration step with at a greater than stoichiometric amount of oxygen, whereby a product stream is produced with reduced NO formation. The invention also relates to an NH3 incinerator.
    Type: Application
    Filed: September 7, 2012
    Publication date: September 4, 2014
    Applicant: DUIKER COMBUSTION ENGINEERS B.V.
    Inventors: Maarten Betlem, Sjaak Olsthoorn, Mark Van Welsen