TREA

Chiiki Shinko Jigyo-dan Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coagulating agent for wastewater
    • Patent number 5,897,810
    • Issue date Apr 27, 1999
    • Tamaura; Yutaka
    • Yutaka Tamaura
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE