Patents by Inventor Masato Tekeuchi

Masato Tekeuchi 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).

  • Process for reducing nitrogen oxides to nitrogen
    Patent number: 3976745
    Abstract: A catalyst composition for reducing nitrogen oxides, which is characterized in that the same contains, as its chief ingredient,A. tin (Sn) as the component A, andB. at least one metal selected from the group consisting of molybdenum (Mo), tungsten (W), and iron (Fe), as the component (B).in the form of their oxides, and a process for reducing nitrogen oxides to nitrogen, which comprises contacting a gaseous mixture containing nitrogen oxides and molecular oxygen and a reducing gas with aforesaid catalyst composition at elevated temperatures.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: August 24, 1976
    Assignees: Mitsubishi Petrochemical Company Limited, Hitachi, Ltd., Babcock-Hitachi K.K.
    Inventors: Fumito Nakajima, Masato Tekeuchi, Shimpei Matsuda, Shigeo Uno, Toshikatsu Mori, Yoshihisa Watanabe, Makoto Imanari