Patents by Inventor Gregory DEMAR

Gregory DEMAR 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).

  • Device for distributing gas in a gas processing vessel comprising a particulate material
    Patent number: 12194453
    Abstract: A gas processing vessel of cylindrical shape having a cylindrical shell of the vertical axis, a gas distribution device and a first particulate material, the distribution device being fixed in the vessel next to a gas inlet or outlet orifice recessed into a lower end wall, a cover being designed to be in contact without a weld with the lower end wall and having a diameter greater than or equal to one third of the diameter of the vessel, a second particulate material with an equivalent diameter De greater than or equal to 10 mm and greater than the dimensions of the openings in the cover, and a means for centering the cover above the inlet or outlet orifice, the means being fixed to the pipe that is connected to the orifice.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: January 14, 2025
    Assignee: L'Air Liquide, Societe Anonyme Pour l'Etude et l'Exploitation des Procedes Georges Claude
    Inventors: Lian-Ming Sun, Christian Monereau, Gregory Demar
  • DEVICE FOR DISTRIBUTING GAS IN A GAS PROCESSING VESSEL COMPRISING A PARTICULATE MATERIAL
    Publication number: 20220226794
    Abstract: A gas processing vessel of cylindrical shape having a cylindrical shell of the vertical axis, a gas distribution device and a first particulate material, the distribution device being fixed in the vessel next to a gas inlet or outlet orifice recessed into a lower end wall, a cover being designed to be in contact without a weld with the lower end wall and having a diameter greater than or equal to one third of the diameter of the vessel, a second particulate material with an equivalent diameter De greater than or equal to 10 mm and greater than the dimensions of the openings in the cover, and a means for centering the cover above the inlet or outlet orifice, the means being fixed to the pipe that is connected to the orifice.
    Type: Application
    Filed: June 2, 2020
    Publication date: July 21, 2022
    Inventors: Lian-Ming SUN, Christian MONEREAU, Gregory DEMAR