Patents by Inventor Kouiti Yukutake

Kouiti Yukutake 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).

  • Exhaust gas treating agent, process for producing the same, and method of treating exhaust gas
    Patent number: 6676911
    Abstract: The invention provides an exhaust gas treatment agent characterized in that it comprises calcium silicate hydrate particles having a mean particle diameter of 0.2 to 4 &mgr;m and a specific surface area of not less than 60 m2/g and calcium hydroxide particles having a mean particle diameter of not more than 4 &mgr;m and the content of calcium hydroxide particles in both particle components is within the range of 20 to 60% by weight; a method of producing the exhaust gas treatment agent; and a process for the treatment of exhaust gases and soot and dust which uses the exhaust gas treatment agent.
    Type: Grant
    Filed: January 23, 2001
    Date of Patent: January 13, 2004
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Takanori Yamamoto, Hiroaki Suzuki, Kensuke Kanai, Shingo Jami, Kouiti Yukutake, Shigehiro Kobayashi