Patents by Inventor Tatsuichi Obinata

Tatsuichi Obinata 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).

  • Continuous casting addition material
    Patent number: 4143211
    Abstract: A method for producing steels by continuous casting, in which an addition material composed of an addition metal or alloy in the form of wire and a cover metal covering the addition metal or alloy is dissolved at a predetermined depth of the molten steel in a mold for continuous casting, and the cover metal prevents the addition metal from dissolving at undesired position in the molten steel, thus very advantageous for production of high grade steels and cored steels.
    Type: Grant
    Filed: June 15, 1977
    Date of Patent: March 6, 1979
    Assignees: Nippon Steel Corporation, Hitachi Cable Ltd.
    Inventors: Tatsuichi Obinata, Kaname Wada, Shigeaki Ogibayashi, Hironobu Mihara
  • Continuous casting method
    Patent number: 4047556
    Abstract: A method for producing steels by continuous casting, in which an addition material composed of an addition metal or alloy in the form of wire and a cover metal covering the addition metal or alloy is dissolved at a predetermined depth of the molten steel in a mold for continuous casting, and the cover metal prevents the addition metal from dissolving at undesired position in the molten steel, thus very advantageous for production of high grade steels and cored steels.
    Type: Grant
    Filed: April 28, 1975
    Date of Patent: September 13, 1977
    Assignees: Nippon Steel Corporation, Hitachi Cable, Ltd.
    Inventors: Tatsuichi Obinata, Kaname Wada, Shigeaki Ogibayashi, Hironobu Mihara