Patents by Inventor Goji Saeki

Goji Saeki 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).

  • Carbon-bonded magnesia carbon bricks
    Patent number: 4431745
    Abstract: The invention relates to carbon-bonded magnesia carbon bricks for use in converters, ladles, ladle refinery, mixing cars, mixing furnaces, etc., and the method for obtaining such carbon-bonded magnesia carbon bricks having high properties in respect of resistance to thermal and structural spalling, slag resistance, thermal strength, shock resistance, etc. thereby enabling to conform to the gradually intensified operational conditions of said converters and the like by means of 60-97 weight % sintered magnesia clinker of bulk specific gravity above 3.40, 3-40 weight % carbonaceous material and a carbon-bonding formative agent.
    Type: Grant
    Filed: May 17, 1982
    Date of Patent: February 14, 1984
    Assignee: Kyushu Refractories Co., Ltd.
    Inventors: Akira Watanabe, Takeo Okamura, Goji Saeki