TREA

Hiroyuki Danjyo

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  • Bizen, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Unshaped refractories
    • Patent number 4,292,082
    • Issue date Sep 29, 1981
    • Shinagawa Refractories Co. Ltd.
    • Hiroyuki Danjyo
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method for the repair of runner for molten metal
    • Patent number 4,279,844
    • Issue date Jul 21, 1981
    • Shinagawa Refractories Co., Ltd.
    • Hiroyuki Danjyo
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Gunning refractories
    • Patent number 4,261,752
    • Issue date Apr 14, 1981
    • Shinagawa Refractories Co., Ltd.
    • Hiroyuki Danjyo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL