Patents by Inventor Tomoyuki Yogo

Tomoyuki Yogo 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).

  • Deep desulfurization catalyst, method for preparing the same and method for desulfurization using the same
    Patent number: 6992041
    Abstract: A catalyst for deep desulfurization of a mineral oil corresponding to kerosene, having a nickel component of nickel and nickel oxide, zinc oxide, and aluminum oxide The contents of the nickel component, and the aluminum oxide and the zinc oxide are defined. The nitrogen monoxide adsorption of the catalyst and the specific surface area are defined. The catalyst is obtained by carrying out an activation treatment. A process for producing the catalyst is given and, method of deep desulfurization is given.
    Type: Grant
    Filed: August 24, 2000
    Date of Patent: January 31, 2006
    Assignee: Cosmo Oil Co. Ltd.
    Inventors: Tomoyuki Yogo, Takashi Suzuki, Tomohiro Yoshinari