Patents by Inventor Joon Yul Yang

Joon Yul Yang 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: 10052591
    Abstract: Disclosed are system and method for filtration which can minimize the contamination of the filtering membrane through a pretreatment and perform the pretreatment and the filtration with a filtering membrane in a single filtering unit so that any need for separate and additional space and facility for the pretreatment can be obviated. The system for filtration of the present invention comprises a fine bubble supplier for providing fine bubbles into the feed water. The pretreatment is performed by supplying the feed water to be treated into the filtering unit through a dynamic filtration layer which is formed in the filtering unit as the fine bubbles rise.
    Type: Grant
    Filed: September 27, 2011
    Date of Patent: August 21, 2018
    Assignees: KOLON INDUSTRIES, INC., KOLON ENVIRONMENTAL SERVICE CO., LTD.
    Inventors: Kwang-Jin Lee, Ah Reum Lee, Yong-Cheol Shin, Joon Yul Yang
  • Publication number: 20130213886
    Abstract: Disclosed are system and method for filtration which can minimize the contamination of the filtering membrane through a pretreatment and perform the pretreatment and the filtration with a filtering membrane in a single filtering unit so that any need for separate and additional space and facility for the pretreatment can be obviated. The system for filtration of the present invention comprises a fine bubble supplier for providing fine bubbles into the feed water. The pretreatment is performed by supplying the feed water to be treated into the filtering unit through a dynamic filtration layer which is formed in the filtering unit as the fine bubbles rise.
    Type: Application
    Filed: September 27, 2011
    Publication date: August 22, 2013
    Applicants: KOLON ENVIRONMENTAL SERVICE CO., LTD., KOLON INDUSTRIES, INC.
    Inventors: Kwang-Jin Lee, Ah Reum Lee, Yong-Cheol Shin, Joon Yul Yang