Patents by Inventor Katshiko Adachi

Katshiko Adachi 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 removal of nitrogen oxides from waste gas
    Patent number: 3993731
    Abstract: A process for the removal of nitrogen oxides from a waste gas containing said oxides in conjunction with sulfur oxides which comprises contacting said waste gas with ammonia as a reducing agent at temperatures of from 250.degree. to 550.degree. C in the presence of a catalyst wherein an active component containing iron or copper as the active metal and a sulfate of aluminum are supported on a silica carrier.
    Type: Grant
    Filed: June 9, 1975
    Date of Patent: November 23, 1976
    Assignee: Japan Gasoline Co., Ltd.
    Inventors: Kiyoshi Morikawa, Fusao Nishida, Tomiaki Yamada, Noriyuki Suzuki, Takehiko Takeda, Tsutomu Yanagihara, Katshiko Adachi, Tadashi Asanabe, Katuaki Ohsato, Kintaro Tsuda