发明公开
- 专利标题： METHOD OF TREATING WASTEWATER CONTAINING HARDLY DECOMPOSABLE HARMFUL SUBSTANCES
- 专利标题（中）： 法废水有害物质难以分解的治疗
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申请号： EP03815604.8申请日： 2003-08-04
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公开(公告)号： EP1591422A1公开(公告)日： 2005-11-02
- 发明人: SUZUKI, Motoshi , KAWABATA, Takahiro , MIYAMOTO, Hideo , MURAMOTO, Takahisa , MACHIDA, Masashi , OGOSHI, Shingo
- 申请人： IDEMITSU KOSAN CO., LTD.
- 申请人地址： 1-1, Marunouchi 3-chome, Chiyoda-ku Tokyo 100-8321 JP
- 专利权人： IDEMITSU KOSAN CO., LTD.
- 当前专利权人： IDEMITSU KOSAN CO., LTD.
- 当前专利权人地址： 1-1, Marunouchi 3-chome, Chiyoda-ku Tokyo 100-8321 JP
- 代理机构： Gille Hrabal Struck Neidlein Prop Roos
- 优先权： JP2003023626 20030131; JP2003029747 20030206
- 国际公布： WO2004067453 20040812
- 主分类号： C02F1/52
- IPC分类号： C02F1/52 ; C02F1/56 ; C02F1/28 ; B09B3/00 ; A62D3/00 ; B01J20/34
摘要：
A method of treating hardly decomposable harmful substance comprising (A) a step for adding coagulant into wastewater containing a hardly decomposable harmful substance, (B) a step for performing solid-liquid separation which separates a solid containing the hardly decomposable harmful substance from a liquid, and (C) a step for decomposing the hardly decomposable harmful substance by bringing peroxide into contact with the separated solid. Efficiently and safely treating the hardly decomposable harmful substances by means of low-cost facilities realizes.
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