Patents by Inventor Myeong-cheol Seon

Myeong-cheol Seon 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).

  • Patent number: 11813599
    Abstract: A method for coating a monolithic porous catalyst support having a plurality of channels formed in a longitudinal direction with a catalyst slurry, and a device therefor are proposed. A pressure dispersion coating device for a porous catalyst support includes: a slurry quantitative input means; a container being variable in volume, having an open upper part thereof into which a slurry is input by the slurry quantitative input means, and having a bottom thereof movable; a container moving means fastened to one side of the container; a moving means fastened to a lower part of the container and having a shaft connected to the bottom of the container; an overflow outlet being formed on a side part of the container and provided with a valve; and a pressurizing means disposed on the open upper part of the container.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: November 14, 2023
    Assignee: HEESUNG CATALYSTS CORPORATION
    Inventors: Hyun-sik Han, Dong-Sun Seo, Myeong-cheol Seon, Seung-bok Yu
  • Publication number: 20210339237
    Abstract: A method for coating a monolithic porous catalyst support having a plurality of channels formed in a longitudinal direction with a catalyst slurry, and a device therefor are proposed. A pressure dispersion coating device for a porous catalyst support includes: a slurry quantitative input means; a container being variable in volume, having an open upper part thereof into which a slurry is input by the slurry quantitative input means, and having a bottom thereof movable; a container moving means fastened to one side of the container; a moving means fastened to a lower part of the container and having a shaft connected to the bottom of the container; an overflow outlet being formed on a side part of the container and provided with a valve; and a pressurizing means disposed on the open upper part of the container.
    Type: Application
    Filed: October 4, 2019
    Publication date: November 4, 2021
    Inventors: Hyun-sik Han, Dong-Sun Seo, Myeong-cheol Seon, Seung-bok Yu