Patents by Inventor Hiroji Baba

Hiroji Baba 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).

  • Apparatus for surface treatment of a steel strip
    Patent number: 4388169
    Abstract: A surface treatment apparatus for producing a steel strip having an enhanced phosphatizing property, has a plurality of guide rolls for guiding the strip along a predetermined path, a pickling vessel having nozzles for spraying a pickling liquid onto the surface of the strip, a first rinsing vessel having nozzles for spraying water onto the strip surface, an electrolytic treating vessel having an anode and a temperature control for the electrolytic treating liquid, a second rinsing vessel having nozzles for spraying water onto the strip surface, and a voltage supply for applying a voltage between an anode and a cathode consisting of a guide roll located beside and close to the electrolytic treating liquid contained in the electrolytic treating vessel.
    Type: Grant
    Filed: May 5, 1981
    Date of Patent: June 14, 1983
    Assignee: Nippon Steel Corporation
    Inventors: Norichika Nagira, Hiroshi Ikegami, Hiroji Baba, Kanji Yahano