Patents by Inventor Hong Chan Ahn

Hong Chan Ahn 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).

  • Method for preparing porous alumina
    Patent number: 9045349
    Abstract: The present invention relates to a method for preparing a porous alumina which may be suitably used as a catalyst carrier, an adsorbent, and various surface coating agents and has a boehmite or pseudoboehmite structure having a fine and uniform particle size distribution and a large pore volume.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: June 2, 2015
    Assignees: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, ZEOBUILDER CO., LTD.
    Inventors: Jeong Kwon Suh, Beom Sik Kim, You In Park, Hong Chan Ahn, Yun Ho Jeong, Byung Ki Park, Hak Jun Kim, Jong An Kim, Ji Sook Hong, Won Young Lee, Hyo Sang Yun
  • METHOD FOR PREPARING POROUS ALUMINA
    Publication number: 20140161716
    Abstract: The present invention relates to a method for preparing a porous alumina which may be suitably used as a catalyst carrier, an adsorbent, and various surface coating agents and has a boehmite or pseudoboehmite structure having a fine and uniform particle size distribution and a large pore volume.
    Type: Application
    Filed: July 12, 2012
    Publication date: June 12, 2014
    Applicants: ZEOBUILDER CO., LTD. a corporation, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY a Institute
    Inventors: Jeong Kwon Suh, Beom Sik Kim, You In Park, Hong Chan Ahn, Yun Ho Jeong, Kyung Ki Park, Hak Jun Kim, Jong An Kim, Ji Sook Hong, Won Young Lee, Hyo Sang Yun