TREA

Kiyoshi Kawasaki

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary furnace used for the production of ferrochromium
    • Patent number 4,515,352
    • Issue date May 7, 1985
    • Nippon Kokan Kabushiki Kaisha
    • Tsutomu Fukushima
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for the production of ferrochromium
    • Patent number 4,414,026
    • Issue date Nov 8, 1983
    • Nippon Kokan Kabushiki Kaisha
    • Tsutomu Fukushima
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for the production of ferrochromium
    • Patent number 4,412,862
    • Issue date Nov 1, 1983
    • Nippon Kokan Kabushiki Kaisha
    • Tsuneo Miyashita
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...