TREA

Tetsuo Ishizuka

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coal-deashing process
    • Patent number 4,437,861
    • Issue date Mar 20, 1984
    • Dai-Ichi Kogyo Seiyaku Co., Ltd.
    • Tetsuo Ishizuka
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...