Patents by Inventor Soichi Hashiguchi

Soichi Hashiguchi 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).

  • Patent number: 4120734
    Abstract: This invention relates to monolithic castable refractory compositions for lining various smelting furnaces and other industrial furnaces, molten metal containers and the like, and to the preparation of such compositions and the products obtained from them. These compositions comprise the following ingredients:______________________________________ refractory clay: 3 - 12% by weight metallic aluminum powder 0.1 - 5.0% by weight (purity = 90% or higher; particle size = 0.074 mm or less for 50% or more by weight of the aluminum powder): deflocculating agent: 0.01-1.0% by weight coagulant: 1-8% by weight reaction inhibitor for to be added optionally aluminum powder: in a quantity from 0.0 to 0.
    Type: Grant
    Filed: November 8, 1977
    Date of Patent: October 17, 1978
    Assignee: Taiko Rozai Co. Ltd.
    Inventors: Taizo Taniguchi, Itsutoshi Iwasaki, Toshihiko Takeshige, Koji Onizuka, Soichi Hashiguchi