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Toshio Tsukuda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Waste gas circulation method and system for sintering apparatus
    • Patent number 4,536,211
    • Issue date Aug 20, 1985
    • Sumitomo Metal Industries, Ltd.
    • Takashi Futakuchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Sintering plant
    • Patent number 4,371,150
    • Issue date Feb 1, 1983
    • Sumitomo Heavy Industries, Inc.
    • Toshio Tsukuda
    • F27 - FURNACES KILNS OVENS RETORTS