Yoichi Yazaki

Person

  • Kitakyushu, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of cooling steel pipes

    • Patent number 4,421,575
    • Issue date Dec 20, 1983
    • Nippon Steel Corporation
    • Kyohei Murata
    • C21 - METALLURGY OF IRON