Patents by Inventor Wilfried Marc Renatt DIRKX

Wilfried Marc Renatt DIRKX 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).

  • Submicron particle removal from gas streams
    Patent number: 10722831
    Abstract: Disclosed are methods and systems for removing submicron particles from a gas stream, in particular from urea prilling off-gas, wherein a Venturi ejector is used. A method comprises contacting a gas stream containing submicron particles in a Venturi ejector with an injected high velocity scrubbing liquid to provide a pumping action, wherein the scrubbing liquid has an initial velocity of at least 25 m/s and wherein the ratio of scrubbing liquid and gas flow is between 0.0005 and 0.0015 (m3/h)/(m3/h).
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: July 28, 2020
    Assignee: Stamicarbon B.V.
    Inventors: Brian Sayre Higgins, John Marshall Tate, III, Robert Arthur Yates, Marcel Julien Pomerleau, Jon Michael Heon, Wilfried Marc Renatt Dirkx, Juan Coloma González
  • SUBMICRON PARTICLE REMOVAL FROM GAS STREAMS
    Publication number: 20190388823
    Abstract: Disclosed are methods and systems for removing submicron particles from a gas stream, in particular from urea prilling off-gas, wherein a Venturi ejector is used. A method comprises contacting a gas stream containing submicron particles in a Venturi ejector with an injected high velocity scrubbing liquid to provide a pumping action, wherein the scrubbing liquid has an initial velocity of at least 25 m/s and wherein the ratio of scrubbing liquid and gas flow is between 0.0005 and 0.0015 (m3/h)/(m3/h).
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Applicant: Stamicarbon B.V.
    Inventors: Brian Sayre HIGGINS, John Marshall TATE, III, Robert Arthur YATES, Marcel Julien POMERLEAU, Jon Michael HEON, Wilfried Marc Renatt DIRKX, Juan Coloma GONZÁLEZ