Patents by Inventor Keai Yoon Hwang

Keai Yoon Hwang 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).

  • Selective catalyst reduction system with bypass system
    Patent number: 8800271
    Abstract: Disclosed herein is an SCR system of a vessel for discharging exhaust gas from an exhaust gas source in the vessel to an outside after performing purification of the exhaust gas. The SCR system includes an SCR reactor connected at a leading end thereof to the exhaust gas source and including a catalyst activated by the exhaust gas introduced into the SCR reactor, a reducing agent supply line supplying NH3 or urea into the SCR reactor, and a bypass system forcing the exhaust gas discharged from the exhaust gas source to bypass the SCR reactor.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: August 12, 2014
    Assignee: Kwang Sung Co., Ltd.
    Inventors: Keai Yoon Hwang, Sung Chul Hwang
  • SELECTIVE CATALYST REDUCTION SYSTEM WITH BYPASS SYSTEM
    Publication number: 20110258991
    Abstract: Disclosed herein is an SCR system of a vessel for discharging exhaust gas from an exhaust gas source in the vessel to an outside after performing purification of the exhaust gas. The SCR system includes an SCR reactor connected at a leading end thereof to the exhaust gas source and including a catalyst activated by the exhaust gas introduced into the SCR reactor, a reducing agent supply line supplying NH3 or urea into the SCR reactor, and a bypass system forcing the exhaust gas discharged from the exhaust gas source to bypass the SCR reactor.
    Type: Application
    Filed: October 16, 2009
    Publication date: October 27, 2011
    Applicant: Kwang Sung Co., Ltd.
    Inventors: Keai Yoon Hwang, Sung Chul Hwang