Patents by Inventor Nobuhiro Sakanashi

Nobuhiro Sakanashi 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).

  • Convertor pressure control device in a convertor waste gas disposing device
    Patent number: 4767103
    Abstract: A converter pressure control device for use in a converter waste gas disposing device wherein a calculator determines the difference between the pressure in a converter and atmospheric pressure and sets an operating parameter according to the detected difference. A pressure controller generates a control signal in accordance with the operating parameter and the difference in converter pressure and a predetermined value. The control signal is used to operate a damper to control the flow of waste gas through the converter.
    Type: Grant
    Filed: January 27, 1986
    Date of Patent: August 30, 1988
    Assignees: Nippon Steel Corporation, Fuji Electric Co., Ltd.
    Inventors: Nobuhiro Sakanashi, Toru Yoshida, Yujiro Ueda, Katsumi Hachiga, Shigeharu Kawai