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Keiji Imai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for crushing massive furnace slag using a swingable type cru...
    • Patent number 4,749,132
    • Issue date Jun 7, 1988
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tatsuo Hagiwara
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Operational control method for cylindrical crusher
    • Patent number 4,723,716
    • Issue date Feb 9, 1988
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tatsuo Hagiwara
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Slag disposal method
    • Patent number 4,666,591
    • Issue date May 19, 1987
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Keiji Imai
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Shell structure of heavy-load type rod mill
    • Patent number 4,664,321
    • Issue date May 12, 1987
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tatsuo Hagiwara
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Liner for the outlet port of a rod mill
    • Patent number 4,645,133
    • Issue date Feb 24, 1987
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tatsuo Hagiwara
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Rocking slag breaker
    • Patent number 4,637,562
    • Issue date Jan 20, 1987
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tatsuo Hagiwara
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Apparatus for production of stable slurry of milled coal and a hydr...
    • Patent number 4,288,166
    • Issue date Sep 8, 1981
    • Electric Power Development Co. Ltd.
    • Yasuyuki Nakabayashi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...